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Home , Acer shirasawanum, Acis autumnalis, Adiantum venustum, Aechmea racinae, Aeonium haworthii, Aeschynanthus pulcher

RHS Award of Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after names, see end of document Name Year Hardiness Note Abelia 'Canyon Creek' 2011 H5 Abelia chinensis ' Rose' 2009 H5 Abelia 'Edward Goucher' 2009 H5 Abelia floribunda 1993 H5 Abelia x grandiflora 'Hopleys' (v) 2009 H5 Abelia x grandiflora 'Lake Maggiore' 2009 H5 Abelia mosanensis 'Korean Spring' 2009 H5 Abies balsamea (Hudsonia Group) 'Hudsonia' 2012 H7 AGM confirmed 2014 Abies concolor 'Compacta' 1993 H7 Abies concolor (Violacea Group) 'Violacea' 2012 H7 AGM confirmed 2014 Abies concolor (Violacea Group) 'Violacea Prostrate' 2012 H7 AGM confirmed 2014 Abies koreana 2012 H7 Abies koreana 'Blauer Eskimo' 2012 H7 Abies koreana 'Cis' 2012 H7 Abies koreana 'Kohout's Ice Breaker' 2012 H7 Abies koreana 'Silberlocke' 1993 H7 Abies lasiocarpa var. arizonica 'Compacta' Hornibr. 1993 H7 Abies nordmanniana 'Golden Spreader' 1993 H7 Abies nordmanniana subsp. nordmanniana 2012 H7 Abies pinsapo 'Aurea' 2012 H5 Abies pinsapo 'Glauca' 1993 H5 Abies procera (Glauca Group) 'Glauca' 2012 H6 AGM confirmed 2014 Abies procera (Glauca Group) 'Glauca Prostrata' 2012 H6 AGM confirmed 2014 Abutilon 'Canary Bird' 1993 H1b Abutilon 'Cannington Carol' (v) 1993 H1b Abutilon 'Cannington Peter' (v) 1993 H1b Abutilon 'Kentish Belle' 1993 H3 Abutilon 'Linda Vista Peach' 1999 H1b Abutilon 'Marion' 1999 H1b Abutilon megapotamicum 1993 H3 Abutilon megapotamicum 'Variegatum' (v) 2012 H3 Abutilon x milleri hort. 1993 H3 Abutilon 'Nabob' 1993 H1b Abutilon 'Orange Glow' (v) 1993 H1b Abutilon pictum 'Thompsonii' (v) 2012 H1b Abutilon 'Savitzii' (v) 1999 H1b Abutilon 'Souvenir de Bonn' (v) 1993 H1b Abutilon x suntense 'Jermyns' 1993 H4 Abutilon vitifolium 'Tennant's White' 1993 H4 Abutilon vitifolium 'Veronica Tennant' 1993 H4 Acacia baileyana 1993 H2 Acacia baileyana 'Purpurea' 1993 H3 Acacia caven 2012 H2 Acacia dealbata 1993 H2 Acacia pravissima 2002 H3 Acaena microphylla 1993 H5 Acalypha hispida 1993 H1b Acalypha wilkesiana 2012 H1b Acer campestre 1993 H6 Acer campestre 'Carnival' (v) 2012 H6 Acer campestre 'Ruby Glow' 2012 H6 Acer cappadocicum 'Aureum' 1993 H6 Acer cappadocicum 'Rubrum' 1993 H6 Acer davidii 'George Forrest' 1993 H5 Acer x freemanii [Autumn Blaze] = 'Jeffersred' 2012 H6 Acer griseum 1993 H5 'Aconitifolium' 1993 H6 Acer japonicum 'Green Cascade' 2012 H6 Acer japonicum 'Vitifolium' 1993 H6 Acer micranthum 2012 H6 Acer negundo var. violaceum 2012 H6 Acer negundo 'Winter Lightning' 2012 H6 'Ariadne' (M/v) 2012 H6 Acer palmatum 'Beni-maiko' (P) 2012 H6 Acer palmatum 'Beni-tsukasa' (P/v) 2012 H6 Acer palmatum 'Bloodgood' (A) 1993 H6 Acer palmatum 'Burgundy Lace' (M) 1993 H6 Acer palmatum 'Chitose-yama' (M) 1993 H6 Acer palmatum 'Corallinum' (P) 2012 H6 Acer palmatum 'Crimson Queen' (D) 1993 H6 Acer palmatum 'Eddisbury' (P) 2012 H6 Acer palmatum 'Elegans' (M) 2012 H6 Acer palmatum 'Emerald Lace' (D) 2012 H6 Acer palmatum 'Garnet' (D) 1993 H6 Acer palmatum 'Inaba-shidare' (D) 1993 H6 Acer palmatum 'Katsura' (P) 2002 H6 Acer palmatum 'Kinshii' (L) 2012 H6 Acer palmatum 'Kiyohime' (Dw) 2012 H6 Acer palmatum 'Orange Dream' (P) 2012 H6 Acer palmatum 'Orangeola' (D) 2012 H6 Acer palmatum 'Ornatum' (D) 2012 H6 Acer palmatum 'Osakazuki' (A) 1993 H6 Acer palmatum 'Red Pygmy' (L) 1993 H6 Acer palmatum 'Sango-kaku' (P) 1993 H6 Acer palmatum 'Seiryu' (D) 1993 H6

1 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Acer palmatum 'Shin-deshojo' (P) 2012 H6 Acer palmatum 'Shishi-gashira' (P) 2012 H6 Acer palmatum 'Trompenburg' (M) 2002 H6 Acer palmatum 'Villa Taranto' (L) 2012 H6 Acer platanoides 'Crimson King' 1993 H6 Acer platanoides [Princeton Gold] = 'Prigo' 2012 H6 Acer platanoides 'Schwedleri' 1993 H6 Acer pseudoplatanus 'Brilliantissimum' 1993 H6 Acer rubrum 'October Glory' 1993 H6 Acer rubrum [Red Sunset] = 'Franksred' 2012 H6 Acer shirasawanum 'Aureum' 1993 H6 2012 H6 Acer tegmentosum 2012 H5 Acer triflorum 2002 H6 Achillea ageratifolia 1993 H5 Achillea 'Coronation Gold' 1993 H7 Achillea 'Credo' 1999 H7 Achillea filipendulina 'Cloth of Gold' 1999 H7 Achillea filipendulina 'Gold Plate' 1993 H7 Achillea filipendulina 'Parker's Variety' 1999 H7 Achillea 'Heidi' 1999 H7 Achillea 'Helios' 1999 H7 Achillea 'Hella Glashoff' 1999 H7 Achillea 'Lachsschönheit' (Galaxy Series) 1999 H7 Achillea x lewisii 'King Edward' 1993 H5 Achillea 'Lucky Break' 1999 H7 Achillea 'Martina' 1999 H7 Achillea millefolium 'Lansdorferglut' 1999 H7 Achillea 'Mondpagode' 1999 H7 Achillea 'Moonshine' 1993 H7 Achillea 'Summerwine' 1999 H7 Achillea tomentosa 1993 H5 x Achimenantha 'Inferno' 2002 H1c Achimenes 'Ambroise Verschaffelt' 2002 H1c Achimenes 'Hilda Michelssen' 2002 H1c Achimenes 'Paul Arnold' 2002 H1c Achimenes 'Stan's Delight' (d) 2002 H1c autumnalis 1993 H5 Aconitum 'Bressingham Spire' 1993 H7 Aconitum x cammarum 'Bicolor' 1993 H7 Aconitum carmichaelii (Arendsii Group) 'Arendsii' 2002 H7 Aconitum carmichaelii (Wilsonii Group) 'Kelmscott' 1993 H7 Aconitum 'Spark's Variety' 1993 H7 Aconitum 'Stainless Steel' 2012 H7 Actaea matsumurae 'Elstead Variety' 1993 H7 Actaea racemosa 1993 H7 Actaea simplex (Atropurpurea Group) 'Brunette' 2002 H7 Actaea simplex (Atropurpurea Group) 'James Compton' 2012 H7 Actinidia kolomikta 1993 H5 Actinidia tetramera var. maloides 2012 H5 Adenium obesum 2002 H1a aleuticum 1997 H6 Adiantum aleuticum 'Subpumilum' 1997 H5 Adiantum x mairisii 1997 H5 Adiantum raddianum 1997 H1c Adiantum raddianum 'Brilliantelse' 1997 H1c Adiantum raddianum 'Fritz Lüthi' 1997 H1c Adiantum raddianum 'Kensington Gem' 1993 H1c Adiantum venustum 1993 H7 Adromischus cooperi 2012 H2 Adromischus maculatus 2012 H2 fasciata 1993 H1a Aechmea Foster's Favorite Group 1993 H1a Aechmea fulgens var. discolor 1993 H1a Aechmea nudicaulis 1993 H1a Aechmea orlandiana 1993 H1a Aechmea racinae 1993 H1a Aechmea 'Royal Wine' 1993 H1a 'Blushing Beauty' 2012 H1c Aeonium haworthii 1993 H1c Aeonium haworthii 'Variegatum' (v) 2012 H1c Aeonium 'Sunburst' (v) 2012 H1c Aeonium tabuliforme 1993 H1c Aeonium 'Zwartkop' 1993 H1c longicaulis 1993 H1c Aeschynanthus pulcher 1993 H1c Aeschynanthus radicans 2002 H1c Aeschynanthus speciosus 1993 H1c Aesculus flava 1993 H5 Aesculus indica 'Sydney Pearce' 2002 H5 Aesculus x neglecta 'Erythroblastos' 1993 H5 Aesculus parviflora 1993 H5 Aethionema grandiflorum 1993 H5 Aethionema grandiflorum Pulchellum Group 1993 H5 Aethionema 'Warley Rose' 1993 H5

2 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Agapanthus 'Argenteus Vittatus' (v) 1993 H2 Agapanthus campanulatus subsp. patens 1993 H4 Agapanthus caulescens 1993 H2 Agapanthus 'Loch Hope' 1993 H6 Agapanthus praecox 2012 H2 Agapanthus praecox 'Albiflorus' 2012 H2 Agapetes 'Ludgvan Cross' 2002 H2 Agapetes serpens 1993 H2 Agastache 'Blue Fortune' 2004 H6 americana 1994 H2 Agave americana 'Marginata' (v) 2003 H2 Agave americana 'Mediopicta' (v) 1994 H2 Agave americana 'Mediopicta Alba' (v) 1994 H2 Agave americana 'Variegata' (v) 1994 H2 Agave filifera 1994 H2 Agave leopoldii 2012 H2 Agave macroacantha 2012 H1c Agave parrasana 2012 H2 Agave parryi 2012 H2 Agave parviflora 1994 H2 Agave potatorum 1994 H2 Agave stricta 1994 H2 Agave titanota 2012 H1c Agave toumeyana 2012 H2 Agave utahensis 2002 H3 Agave victoriae-reginae 1994 H2 Aglaonema costatum f. immaculatum 2002 H1a Aglaonema modestum 1993 H1a Aglaonema 'Silver Queen' 1993 H1a Aichryson x aizoides var. domesticum 'Variegatum' (v) 1993 H1c Ajuga reptans 'Catlin's Giant' 1993 H7 Akebia quinata 'White Chocolate' 2012 H5 Albizia julibrissin f. rosea 1993 H2 Albizia julibrissin 'Summer Chocolate' 2012 H2 erythropoda 1993 H5 1993 H7 x Aliceara Peggy Ruth Carpenter gx 2012 H1a Allamanda cathartica 'Hendersonii' 1993 H1b Allium 'Beau Regard' 1995 H7 Allium beesianum W.W. Sm. 2012 H5 Allium caeruleum 1993 H5 Allium caesium 2002 H5 Allium carinatum subsp. pulchellum 1993 H5 Allium carinatum subsp. pulchellum f. album 2002 H5 Allium cernuum 'Hidcote' 1993 H5 Allium cristophii 1993 H7 Allium cyaneum 1993 H5 Allium flavum 1993 H4 Allium 'Gladiator' 1995 H7 Allium 'Globemaster' 1995 H7 Allium hollandicum 1995 H7 Allium hollandicum 'Purple Sensation' 1993 H7 Allium hollandicum 'Purple Surprise' 2002 H7 Allium insubricum 1993 H5 Allium karataviense 1993 H5 Allium moly 'Jeannine' 1993 H5 Allium oreophilum 'Zwanenburg' 1993 H5 Allium schubertii 2012 H4 Allium thunbergii 2002 H5 Allium unifolium 2002 H4 Alnus cordata 1993 H5 Alnus glutinosa 'Imperialis' 1993 H6 Alnus incana 'Aurea' 2012 H6 Alocasia x amazonica 1993 H1a Alocasia macrorrhiza 'Variegata' (v) 2002 H1a Aloe arborescens 'Variegata' (v) 2002 H1c Aloe aristata 1994 H3 Aloe bakeri 1994 H1b Aloe brevifolia 2002 H2 Aloe descoingsii 2002 H1b Aloe haworthioides 2002 H1c Aloe 'Lizard Lips' 2012 H1b Aloe melanacantha var. erinacea 2012 H2 Aloe plicatilis 2012 H2 Aloe polyphylla 2012 H3 Aloe rauhii 1994 H1b Aloe somaliensis 1994 H1b Aloe striatula 2012 H3 Aloe variegata (v) 1993 H1b Aloe vera 1993 H1b Aloinopsis schooneesii 2012 H2 Aloysia citrodora 1994 H3 Alstroemeria 'Apollo' 1994 H4 Alstroemeria 'Cahors' (Planet Series) 2011 H4 Alstroemeria 'Celine' 2011 H4

3 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Alstroemeria 'Coronet' 1994 H4 Alstroemeria 'Friendship' 1994 H5 Alstroemeria 'Orange Gem' 1994 H4 Alstroemeria 'Orange Glory' 1994 H4 Alstroemeria 'Oriana' 2011 H4 Alstroemeria 'Perfect Blue' 2011 H4 Alstroemeria 'Phoenix' (v) 2011 H4 Alstroemeria 'Red Elf' 2011 H4 Alstroemeria 'Sirius' (Planet Series) 2011 H4 Alstroemeria 'Sonata' 2011 H4 Alstroemeria 'Spitfire' (v) 2011 H4 Alstroemeria 'Tessa' 2011 H4 Alstroemeria 'Yellow Friendship' 1994 H4 Alyssum spinosum 'Roseum' 1993 H5 Amaryllis belladonna 2002 H3 Amelanchier x grandiflora 'Princess Diana' 2012 H6 Amelanchier x grandiflora 'Robin Hill' 2012 H6 Amelanchier 'La Paloma' 2012 H6 Amelanchier laevis 'R.J. Hilton' 2012 H6 Amelanchier lamarckii 1993 H6 Ammi majus 2014 H6 pyrethrum var. depressus 2012 H4 Anagallis monellii 1993 H3 Anagallis monellii 'Gentian Blue' 2002 H3 Ananas bracteatus var. tricolor 1993 H1a Anaphalis triplinervis 1993 H7 Anaphalis triplinervis 'Sommerschnee' 1993 H7 Andromeda polifolia 'Compacta' 1993 H5 Andromeda polifolia 'Compacta Alba' 1993 H5 Andromeda polifolia 'Macrophylla' 1993 H5 Androsace carnea subsp. laggeri 1993 H5 Androsace carnea subsp. rosea 1993 H5 Androsace lanuginosa 1993 H5 Androsace sempervivoides 1993 H5 Androsace studiosorum 1993 H5 Anemanthele lessoniana 2004 H4 Anemone apennina 1993 H4 Anemone blanda 1993 H4 Anemone blanda var. rosea 'Radar' 1993 H4 Anemone blanda 'White Splendour' 1993 H4 Anemone hupehensis 'Bowles's Pink' 1997 H7 Anemone hupehensis 'Hadspen Abundance' 1993 H7 Anemone hupehensis var. japonica 'Pamina' 1997 H7 Anemone x hybrida 'Elegans' 1997 H7 Anemone x hybrida 'Honorine Jobert' 1993 H7 Anemone x hybrida 'Königin Charlotte' 1993 H7 Anemone x hybrida 'September Charm' 1993 H7 Anemone x lipsiensis 'Pallida' 1997 H5 Anemone nemorosa 1993 H5 Anemone nemorosa 'Allenii' 1993 H5 Anemone nemorosa 'Evelyn Meadows' 2001 H5 Anemone nemorosa 'Robinsoniana' 1993 H6 Anemone nemorosa 'Vestal' (d) 1993 H5 Anemone nemorosa 'Virescens' 1997 H5 Anemone ranunculoides 1993 H5 Anemone ranunculoides 'Pleniflora' (d) 2012 H5 Anigozanthos humilis Lindl. 1993 H1c Anigozanthos manglesii 1993 H1c Antennaria rosea 1993 H5 Anthemis punctata subsp. cupaniana 1993 H4 Anthemis tinctoria 'E.C. Buxton' 2014 H4 Anthericum liliago 'Major' 1993 H5 Anthurium andraeanum 2002 H1a Anthurium crystallinum 2002 H1a Anthurium scherzerianum 2002 H1a montana 'Rubra' 1993 H5 Aphelandra squarrosa 'Louisae' 1993 H1a Aquilegia 'Alaska' (State Series) 2003 H5 Aquilegia bertolonii 1993 H5 Aquilegia 'Bluebird' (Songbird Series) 2002 H4 Aquilegia 'Bunting' (Songbird Series) 2002 H4 Aquilegia canadensis 1993 H3 Aquilegia 'Chaffinch' (Songbird Series) 2003 H5 Aquilegia chrysantha 'Yellow Queen' 2014 H Aquilegia coerulea 1993 H5 Aquilegia 'Dove' (Songbird Series) 2002 H5 Aquilegia flabellata 1993 H5 Aquilegia flabellata 'Georgia' (State Series) 2003 H5 Aquilegia flabellata var. pumila 1993 H5 Aquilegia flabellata var. pumila f. alba 1993 H5 Aquilegia 'Florida' (State Series) 2002 H5 Aquilegia 'Louisiana' (State Series) 2002 H5 Aquilegia 'Origami Red and White' (Origami Series) 2002 H5 Aquilegia 'Origami Rose and White' (Origami Series) 2002 H5 Aquilegia 'Origami Yellow' (Origami Series) 2003 H5

4 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Aquilegia vulgaris 'Nivea' 1993 H7 Aquilegia 'Yellow Star' (Star Series) 2003 H4 alpina subsp. caucasica 'Flore Pleno' (d) 1993 H5 Arabis alpina subsp. caucasica 'Schneehaube' 1993 H6 Arabis blepharophylla 'Frühlingszauber' 1993 H5 Arabis procurrens 'Variegata' (v) 1993 H5 Aralia elata 'Aureovariegata' (v) 2012 H5 Aralia elata 'Variegata' (v) 1993 H5 Araucaria heterophylla 1993 H2 Arbutus x andrachnoides 1993 H4 Arbutus unedo 'Atlantic' 2012 H5 Arbutus unedo f. rubra 1993 H5 Arctotis x hybrida hort. 'Flame' 1998 H2 montana 1993 H5 Argyranthemum [] = 'Ulyssis' 2002 H2 Argyranthemum [Cherry Love] = 'Supacher' (Daisy Crazy Series) (d) 2011 H2 Argyranthemum 'Cornish Gold' 1993 H2 Argyranthemum 'Donington Hero' 1993 H2 Argyranthemum foeniculaceum 'Royal Haze' 1993 H2 Argyranthemum frutescens subsp. canariae 1993 H2 Argyranthemum gracile 'Chelsea Girl' 1993 H2 Argyranthemum 'Jamaica Primrose' 1993 H2 Argyranthemum [LaRita Banana Split] = 'Kleaf10067' (LaRita Series) 2011 H2 Argyranthemum [LaRita White Beauty] = 'Kleaf07028' (LaRita Series) 2011 H2 Argyranthemum 'Levada Cream' 1993 H2 Argyranthemum [ Cherry Red] = 'Bonmadcher' (Madeira Series) 2011 H2 Argyranthemum maderense 1993 H2 Argyranthemum 'Mary Cheek' (d) 1993 H2 Argyranthemum [Molimba XL Duplo White] = 'Argydowitis' (Molimba Series) 2011 H2 Argyranthemum 'Petite Pink' 1993 H2 Argyranthemum 'Qinta White' (d) 1993 H2 Argyranthemum 'Snow Storm' 1993 H2 Argyranthemum 'Starlight' 2011 H2 Argyranthemum ' Button' 2002 H2 Argyranthemum [Sultan's Lemon] = 'Supalem' (Daisy Crazy Series) 2011 H2 Argyranthemum 'Summer Stars' (Daisy Crazy Series) (d) 2011 H2 Argyranthemum [Summersong White] = 'Supa594' (Daisy Crazy Series) (d) 2011 H2 Argyranthemum 'Vancouver' (d) 1993 H2 Argyranthemum 'Whiteknights' 1993 H2 Argyrocytisus battandieri 'Yellow Tail' 1994 H4 candidissimum 1993 H4 Aristolochia gigantea 2012 H1b Armeria juniperifolia 1993 H5 Armeria juniperifolia 'Bevan's Variety' 1993 H5 Armeria maritima 'Vindictive' 1993 H5 Artemisia alba 'Canescens' 1993 H4 Artemisia arborescens 2002 H3 Artemisia arborescens 'Faith Raven' 2012 H3 Artemisia caucasica 1993 H4 Artemisia frigida 1993 H5 Artemisia lactiflora 1993 H7 Artemisia ludoviciana 'Valerie Finnis' 1993 H7 Artemisia 'Powis Castle' 1993 H3 Artemisia schmidtiana 1993 H5 Artemisia schmidtiana 'Nana' 1993 H5 Arum italicum subsp. italicum 'Marmoratum' 1993 H6 Aruncus aethusifolius 2002 H7 Aruncus dioicus (m) 1993 H7 Asarum europaeum 2007 H6 Asparagus asparagoides 1993 H1c Asparagus densiflorus 'Myersii' 1993 H1c Asparagus densiflorus Sprengeri Group 1993 H1c Asparagus setaceus 1993 H1c Asparagus setaceus 'Pyramidalis' 2002 H1c Asperula arcadiensis 1993 H3 Aspidistra elatior 1993 H2 Aspidistra elatior 'Variegata' (v) 1993 H2 Asplenium x ebenoides 2012 H4 Asplenium x lucrosum 1993 H1c Asplenium nidus 1993 H1b Asplenium scolopendrium 1993 H6 Asplenium scolopendrium 'Angustatum' 2012 H6 Asplenium scolopendrium Crispum Group 2012 H6 Asplenium scolopendrium 'Kaye's Lacerated' 1997 H5 Asplenium trichomanes 1997 H6 Asplenium trichomanes Incisum Group 2012 H6 Astelia chathamica 1994 H3 Aster alpinus 1993 H5 Aster amellus 'Framfieldii' 1993 H7 Aster amellus 'Jacqueline Genebrier' 1993 H7 Aster amellus 'King George' 1993 H7 Aster amellus 'Veilchenkönigin' 1993 H7 Aster x frikartii 'Mönch' 1993 H7 Aster x frikartii 'Wunder von Stäfa' 1993 H7 Astilbe 'Brautschleier' (× arendsii) 1993 H7

5 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Astilbe 'Bronce Elegans' (simplicifolia hybrid) 1993 H7 Astilbe chinensis var. pumila 1993 H5 Astilbe chinensis var. taquetii 'Superba' 1993 H7 Astilbe x crispa 'Perkeo' 1993 H5 Astilbe 'Fanal' (× arendsii) 1993 H7 Astilbe glaberrima var. saxatilis 1993 H5 Astilbe 'Rheinland' (japonica hybrid) 1993 H7 Astilbe simplicifolia 1993 H5 Astilbe 'Sprite' (simplicifolia hybrid) 1993 H7 Astilbe 'Straussenfeder' (thunbergii hybrid) 1993 H7 Astrantia major subsp. involucrata 'Shaggy' 1993 H7 Astrantia major 'Sunningdale Variegated' (v) 1993 H7 Astrantia maxima 1993 H6 Astrantia 'Roma' 2012 H7 Astrophytum capricorne 2012 H2 Astrophytum myriostigma 1993 H2 Astrophytum ornatum 2012 H2 Athyrium filix-femina 1993 H7 Athyrium filix-femina subsp. angustum 2012 H7 Athyrium filix-femina subsp. angustum f. rubellum 'Lady in Red' 2012 H7 Athyrium filix-femina 'Frizelliae' 1997 H7 Athyrium filix-femina 'Lady-in-Lace' 2012 H7 Athyrium filix-femina 'Vernoniae' 1997 H7 Athyrium 'Ghost' 2012 H6 Athyrium niponicum var. pictum 1993 H5 Athyrium niponicum var. pictum 'Silver Falls' 2012 H5 Athyrium otophorum 1997 H4 Athyrium otophorum var. okanum 2012 H5 Aubrieta 'Argenteovariegata' (v) 2002 H5 Aubrieta 'Aureovariegata' (v) 2002 H5 Aubrieta 'Bressingham Pink' (d) 2002 H5 Aubrieta 'Red Cascade' (Cascade Series) 2002 H5 Aubrieta 'Doctor Mules' 1993 H5 Aubrieta 'Greencourt Purple' 2002 H5 Aubrieta 'Mrs Rodewald' 2002 H5 Aucuba japonica 'Crotonifolia' (f/v) 1993 H5 Aucuba japonica 'Golden King' (m/v) 2002 H5 Aucuba japonica f. longifolia 'Salicifolia' (f) 2012 H5 Aucuba japonica [Pepper Pot] = 'Shilpot' (m/v) 2012 H5 Aucuba japonica 'Rozannie' (f/m) 2002 H5 Aurinia saxatilis 1993 H5 Aurinia saxatilis 'Citrina' 1993 H5 Azara microphylla 1993 H4 Azara serrata 2002 H4 Babiana stricta 2002 H2 pseudodictamnus 1993 H4 Baptisia australis 1993 H7 Baptisia australis 'Exaltata' 2012 H7 Beaucarnea recurvata 1993 H1c Begonia 'Alto Scharff' 1994 H1b Begonia annulata 2012 H1b Begonia 'Benitochiba' (R) 2012 H1b Begonia [Bonfire] = 'Nzcone' 2009 H1b Begonia 'Burle Marx' 1994 H1b Begonia 'Carol Flame' 2009 H1b Begonia 'Carol Red' 2009 H1b Begonia 'Carolina Moon' (R) 2005 H1b Begonia carolineifolia 2012 H1b Begonia 'China Curl' (R) 2005 H1b Begonia 'Cleopatra' 1994 H1b Begonia 'Connee Boswell' 2012 H1b Begonia 'Curly Fireflush' (R) 2012 H1b Begonia [Dainty Dancer] = 'Yadance' 2009 H1b Begonia 'David Blais' (R) 2005 H1b Begonia 'Dewdrop' (R) 2005 H1b Begonia 'Dibleys Pink Showers' 2012 H1b Begonia dregei (T) 2002 H1b Begonia [Elegance] = 'Yagance' (Million Kisses Series) 2009 H1b Begonia 'Emerald Beauty' (R) 2005 H1b Begonia 'Encanto Orange' 2009 H1b Begonia 'Erythrophylla' 2012 H1b Begonia 'Escargot' (R) 2005 H1b Begonia 'Esther Albertine' (C) 1994 H1b Begonia 'Fireworks' (R) 2005 H1b Begonia foliosa var. miniata 1993 H1b Begonia grandis subsp. evansiana 2002 H3 Begonia grandis Dryand. subsp. evansiana (Andrews) Irmsch. var. alba hort. 2012 H5 Begonia 'Green Gold' (R) 2012 H1b Begonia 'Helen Lewis' (R) 2005 H1b Begonia 'Hilo Holiday' (R) 2005 H1b Begonia 'Ikon Blush White' (Ikon Series) 2009 H1b Begonia imperialis 2012 H1b Begonia 'Ironstone' (R) 2005 H1b Begonia 'Limeade' 2012 H1b Begonia listada 1994 H1b

6 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Begonia 'Little Brother Montgomery' 2002 H1b Begonia luxurians 2004 H1b Begonia 'Marmaduke' 2002 H1b Begonia 'Martin Johnson' (R) 2005 H1b Begonia masoniana 1993 H1b Begonia metallica 1994 H1b Begonia 'Midnight Magic' (R) 2005 H1b Begonia 'Mikado' (R) 2005 H1b Begonia [Devotion] = 'Yadev' (Million Kisses Series) 2009 H1b Begonia 'Mirage' 1994 H1b Begonia 'Munchkin' 1994 H1b Begonia 'Namur' (R) 2005 H1b Begonia 'Orange Rubra' (C) 1994 H1b Begonia 'Orient' (R) 2012 H1b Begonia 'Pin Up Flame' 2002 H1b Begonia 'Pinafore' (C) 1994 H1b Begonia 'Pink Champagne' (R) 2005 H1b Begonia 'Pollux' 2012 H1b Begonia 'Président Carnot' (C) 2012 H1b Begonia 'Princess of Hanover' (R) 2005 H1b Begonia radicans Vell. 1994 H1b Begonia 'Raymond George Nelson' 1994 H1b Begonia 'Red Robin' (R) 2012 H1b Begonia 'Regal Minuet' (R) 2005 H1b Begonia 'Ricky Minter' 1994 H1b Begonia 'Rip van Winkle' 2012 H1b Begonia 'Rocheart' (R) 2005 H1b Begonia 'Roi de Roses' (R) 2005 H1b Begonia [Romance] = 'Yamance' (Million Kisses Series) 2009 H1b Begonia 'Sal's Comet' (R) 2005 H1b Begonia 'Sea Serpent' (R) 2005 H1b Begonia serratipetala 2012 H1b Begonia [Sherbet Bon Bon] = 'Yabon' 2009 H1b Begonia 'Silver Cloud' (R) 2005 H1b Begonia 'Silver Jewell' 2012 H1b Begonia 'Silver King' (R) 2005 H1b Begonia 'Silver Queen' (R) 1993 H1b Begonia 'Snowcap' (C) 2002 H1b Begonia solananthera A. DC. 1994 H1b Begonia [Sparkler Red] = 'Yasped' 2009 H1b Begonia (Superba Group) 'Irene Nuss' (C) 1994 H1b Begonia (Superba Group) 'Sophie Cecile' (C) 1994 H1b Begonia sutherlandii (T) 1993 H2 Begonia 'Thurstonii' 1994 H1b Begonia 'Tiger Paws' 1994 H1b Begonia 'Victoria Falls' 2009 H1b Berberis darwinii 1993 H5 Berberis x frikartii 'Amstelveen' 1993 H5 Berberis 'Georgei' 2002 H5 Berberis x lologensis 'Apricot Queen' 1993 H5 Berberis x media 'Red Jewel' 1993 H5 Berberis x stenophylla Lindl. 1993 H5 Berberis x stenophylla 'Corallina Compacta' 1993 H5 Berberis temolaica 2002 H5 Berberis thunbergii f. atropurpurea 'Admiration' 2009 H7 Berberis thunbergii f. atropurpurea 'Atropurpurea Nana' 1993 H7 Berberis thunbergii f. atropurpurea 'Concorde' 2009 H7 Berberis thunbergii f. atropurpurea 'Dart's Red Lady' 2009 H7 Berberis thunbergii f. atropurpurea 'Golden Ring' (v) 2002 H7 Berberis thunbergii f. atropurpurea 'Harlequin' (v) 2009 H7 Berberis thunbergii f. atropurpurea 'Rose Glow' (v) 1993 H7 Berberis thunbergii 'Fireball' 2009 H7 Berberis thunbergii 'Maria' 2009 H7 Berberis valdiviana 2012 H4 Berberis verruculosa 1993 H5 Bergenia 'Biedermeier' 2009 H7 Bergenia 'Bressingham White' 1993 H6 Bergenia 'Britten' 2009 H7 Bergenia 'Claire Maxine' 2009 H7 Bergenia cordifolia 'Rosa Zeiten' 2009 H7 Bergenia 'Eden's Magic Giant' 2009 H7 Bergenia 'Eric Smith' 2009 H7 Bergenia 'Eroica' 2009 H7 Bergenia 'Frau Holle' 2009 H7 Bergenia 'Morgenröte' 1993 H6 Bergenia 'Pugsley's Pink' 2009 H7 Bergenia purpurascens 1993 H5 Bergenia purpurascens var. delavayi 1998 H5 Bergenia purpurascens 'Irish Crimson' 2009 H7 Bergenia 'Silberlicht' 1993 H6 Bergenia 'Sunningdale' 2009 H7 Bergenia 'Wintermärchen' 2009 H7 Beschorneria yuccoides 1993 H3 Betula albosinensis 'China Rose' 2012 H6 Betula albosinensis 'China Ruby' B. Humphrey 2012 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Betula albosinensis 'Red Panda' 2012 H6 Betula ermanii 'Grayswood Hill' 1993 H6 Betula 'Fascination' 2012 H6 Betula 'Hergest' 2012 H6 Betula medwediewii 'Gold ' 2012 H7 Betula pendula 'Laciniata' 1993 H7 Betula pendula 'Tristis' 1993 H7 Betula utilis 'Forest Blush' 2012 H6 Betula utilis var. jacquemontii 'Doorenbos' 1993 H6 Betula utilis var. jacquemontii 'Grayswood Ghost' 2002 H6 Betula utilis var. jacquemontii 'Jermyns' 1993 H6 Betula utilis var. jacquemontii 'Silver Shadow' 1993 H6 Betula utilis 'Park Wood' 2012 H6 Betula utilis 'Wakehurst Place Chocolate' 2012 H6 Billardiera longiflora 1994 H3 Billbergia x gireaudiana 1993 H1a Billbergia 'Muriel Waterman' 1993 H1a Billbergia pyramidalis 1993 H1a Billbergia vittata 1993 H1a Billbergia x windii 1993 H1a Blechnum brasiliense 2002 H1a Blechnum chilense 1997 H4 Blechnum penna-marina 1997 H4 Blechnum spicant 1993 H6 Bletilla striata 2012 H4 Bomarea edulis 2012 H1c Bomarea multiflora 1993 H2 Bomarea salsilla 2012 H1c Borinda albocerea 2012 H4 Borinda scabrida 2012 H4 Bougainvillea x buttiana 'Killie Campbell' 1993 H1c Bougainvillea x buttiana 'Miss Manila' 2006 H1c Bougainvillea x buttiana 'Mrs Butt' 1993 H1c Bougainvillea x buttiana 'Poulton's Special' 1993 H1c Bougainvillea glabra 1993 H1c Bougainvillea 'San Diego Red' 2006 H1c Bougainvillea spectabilis 'Margaret Bacon' 1993 H1c Bougainvillea (Spectoperuviana Group) 'Mary Palmer's Enchantment' 2006 H1c Brachyglottis (Dunedin Group) 'Sunshine' 1993 H4 Brachyglottis [Walberton's Silver Dormouse] = 'Walbrach' 2012 H4 Brassia Eternal Wind gx 2012 H1a Brimeura amethystina 2003 H5 Brugmansia arborea 'Knightii' (d) 1993 H1c Brugmansia x candida 'Grand Marnier' 1993 H1c Brugmansia suaveolens 1993 H1c Brunfelsia pauciflora 1993 H1c Brunnera macrophylla 'Hadspen Cream' (v) 1993 H6 Brunnera macrophylla 'Jack Frost' 2004 H6 Brunnera macrophylla 'Looking Glass' 2012 H6 alternifolia 1993 H5 Buddleja asiatica 1993 H2 'Black Knight' 1993 H5 Buddleja davidii 'Blue Horizon' 2010 H5 Buddleja davidii [Camberwell Beauty] = 'Camkeep' (English Butterfly Series) 2010 H5 Buddleja davidii 'Darent Valley' 2010 H5 Buddleja davidii 'Dartmoor' 1993 H5 Buddleja davidii [Nanho Purple] = 'Monum' 2002 H5 Buddleja davidii [Nanho White] = 'Monite' 2010 H5 Buddleja davidii 'Royal Red' 1993 H5 Buddleja davidii 'White Profusion' 1993 H5 Buddleja fallowiana var. alba 1993 H5 Buddleja globosa 1993 H5 Buddleja 'Lochinch' 1993 H5 Buddleja madagascariensis 2002 H2 Buddleja 'Miss Ruby' 2010 H5 Buddleja officinalis 2002 H2 Buddleja 'Pink Delight' 1993 H5 Buddleja 'West Hill' 2010 H5 Buddleja x weyeriana 'Sungold' 1993 H4 Buxus microphylla 'Faulkner' 2012 H5 Buxus sempervirens 'Elegantissima' (v) 1993 H5 Buxus sempervirens 'Graham Blandy' 2012 H5 Buxus sempervirens 'Latifolia Maculata' (v) 1993 H5 Caesalpinia gilliesii 2012 H1c Caesalpinia pulcherrima 2012 H1b Calamagrostis brachytricha 2006 H7 Calathea crocata 2002 H1b Calathea libbyana 2012 H1b Calathea majestica 2002 H1b Calathea makoyana 1993 H1b Calathea mediopicta 2002 H1b Calathea picturata 2002 H1b Calathea picturata 'Argentea' 2002 H1b Calathea roseopicta 2002 H1b Calathea rufibarba 2012 H1b

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Calathea zebrina 1993 H1b Calceolaria integrifolia 1993 H1c Calliandra haematocephala 2012 H1b Calliandra tweediei 2012 H1c Callicarpa bodinieri var. giraldii 'Profusion' 1993 H5 Callistemon citrinus 'Splendens' 1993 H3 Callistemon linearis 1993 H2 Callistemon salignus 1993 H2 Calluna vulgaris 'Alicia' (Garden Girls Series) 2002 H7 Calluna vulgaris 'Annemarie' (d) 1993 H7 Calluna vulgaris 'Beoley Gold' 1993 H7 Calluna vulgaris 'County Wicklow' (d) 1993 H7 Calluna vulgaris 'Dark Beauty' (d) 2002 H7 Calluna vulgaris 'Dark Star' (d) 1993 H7 Calluna vulgaris 'Darkness' 1993 H7 Calluna vulgaris 'Elsie Purnell' (d) 1993 H7 Calluna vulgaris 'Firefly' 1993 H7 Calluna vulgaris 'Kerstin' 2002 H7 Calluna vulgaris 'Kinlochruel' (d) 1993 H7 Calluna vulgaris 'Peter Sparkes' (d) 2002 H7 Calluna vulgaris 'Robert Chapman' 1993 H7 Calluna vulgaris 'Silver Queen' 1993 H7 Calluna vulgaris 'Sister Anne' 1993 H7 Calluna vulgaris 'Spring Cream' 1993 H7 Calluna vulgaris 'Tib' (d) 1993 H7 Calluna vulgaris 'Velvet Fascination' 2002 H7 Calluna vulgaris 'White Coral' (d) 2012 H7 Calluna vulgaris 'Wickwar Flame' 1993 H7 decurrens 1993 H6 Calocedrus decurrens 'Aureovariegata' (v) 2012 H6 Calocedrus decurrens 'Berrima Gold' 2012 H6 Caltha palustris 'Flore Pleno' (d) 1993 H7 Calycanthus x raulstonii 'Hartlage Wine' 2012 H5 Camellia 'Black Lace' 2002 H5 Camellia 'Cornish Snow' (cuspidata × saluenensis) 1993 H4 Camellia 'Cornish Spring' (cuspidata × japonica) 1993 H4 Camellia 'Crimson Candles' 2012 H5 Camellia 'Doctor Clifford Parks' (japonica × reticulata) 1993 H4 Camellia 'Extravaganza' (japonica hybrid) 2012 H5 Camellia 'Francie L' 2002 H4 Camellia 'Freedom Bell' 1996 H5 Camellia 'Inspiration' (reticulata × saluenensis) 1993 H4 Camellia japonica 'Adelina Patti' 2002 H5 Camellia japonica 'Adolphe Audusson' 1993 H5 Camellia japonica 'Akashigata' 1993 H5 Camellia japonica 'Alba Plena' 2002 H5 Camellia japonica 'Alexander Hunter' 1993 H5 Camellia japonica 'Annie Wylam' 2002 H5 Camellia japonica 'Australis' 2002 H5 Camellia japonica 'Ave Maria' 2002 H5 Camellia japonica 'Ballet Dancer' 1993 H5 Camellia japonica 'Berenice Boddy' 1993 H5 Camellia japonica 'Bob Hope' 1993 H5 Camellia japonica 'Bob's Tinsie' 1993 H5 Camellia japonica 'Bokuhan' 2002 H5 Camellia japonica 'C.M. Hovey' 1993 H5 Camellia japonica 'Carter's Sunburst' 1993 H5 Camellia japonica 'Commander Mulroy' 2002 H5 Camellia japonica 'Coquettii' 1993 H5 Camellia japonica 'Deep Secret' 2007 H5 Camellia japonica 'Desire' 2002 H5 Camellia japonica 'Doctor Tinsley' 1993 H5 Camellia japonica 'Drama Girl' 1993 H5 Camellia japonica 'Fire Falls' 2002 H5 Camellia japonica 'Gloire de Nantes' 1993 H5 Camellia japonica 'Grand Prix' 1993 H5 Camellia japonica 'Grand Slam' 1993 H5 Camellia japonica 'Guilio Nuccio' 1993 H5 Camellia japonica 'Hagoromo' 1993 H5 Camellia japonica 'Hakurakuten' 1993 H5 Camellia japonica 'Joseph Pfingstl' 2002 H5 Camellia japonica L. 'Jupiter' Paul, 1904 1993 H5 Camellia japonica 'Konronkoku' 1993 H5 Camellia japonica 'Kramer's Supreme' 2012 H5 Camellia japonica 'Lavinia Maggi' 1993 H5 Camellia japonica 'Lovelight' 2002 H5 Camellia japonica 'Margaret Davis' 2012 H5 Camellia japonica 'Mars' 1993 H5 Camellia japonica 'Masayoshi' 1993 H5 Camellia japonica 'Mercury' 1993 H5 Camellia japonica 'Nobilissima' 2012 H5 Camellia japonica 'Nuccio's Cameo' 2012 H5 Camellia japonica 'Nuccio's Gem' 1993 H5 Camellia japonica 'Nuccio's Jewel' 1993 H5 Camellia japonica 'Nuccio's Pearl' 2012 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Camellia japonica 'R.L. Wheeler' 1993 H5 Camellia japonica 'San Dimas' 2002 H5 Camellia japonica 'Scentsation' 1993 H5 Camellia japonica 'Silver Anniversary' 2012 H5 Camellia japonica 'Souvenir de Bahuaud-Litou' 1993 H5 Camellia japonica 'Sylva' 2002 H5 Camellia japonica 'Tom Thumb' 2002 H5 Camellia japonica 'Tricolor' 1993 H5 Camellia japonica 'Wilamina' 2002 H5 Camellia 'Leonard Messel' (reticulata × (× williamsii)) 1993 H5 Camellia 'Royalty' (japonica × reticulata) 2002 H5 Camellia sasanqua 'Crimson King' 1993 H4 Camellia sasanqua 'Hugh Evans' 2002 H4 Camellia sasanqua 'Jean May' 2002 H4 Camellia sasanqua 'Narumigata' 2012 H4 Camellia 'Show Girl' (reticulata × sasanqua) 2012 H4 Camellia 'Sparkling Burgundy' 2002 H5 Camellia 'Spring Festival' (cuspidata hybrid) 1993 H4 Camellia 'Tom Knudsen' (japonica × reticulata) 2002 H4 Camellia transnokoensis 2012 H4 Camellia x williamsii 'Anticipation' 1993 H5 Camellia x williamsii 'Bowen Bryant' 1993 H5 Camellia x williamsii 'Brigadoon' 1993 H5 Camellia x williamsii 'China Clay' 1993 H5 Camellia x williamsii 'Clarrie Fawcett' 2006 H5 Camellia x williamsii 'Daintiness' 1993 H5 Camellia x williamsii 'Debbie' 1993 H5 Camellia x williamsii 'Donation' 1993 H5 Camellia x williamsii 'E.T.R. Carlyon' 1993 H5 Camellia x williamsii 'Elegant Beauty' 2002 H5 Camellia x williamsii 'Elsie Jury' 1993 H5 Camellia x williamsii 'George Blandford' 1993 H5 Camellia x williamsii 'Glenn's Orbit' 1993 H5 Camellia x williamsii 'J.C. Williams' 1993 H5 Camellia x williamsii 'Joan Trehane' 1993 H5 Camellia x williamsii 'Julia Hamiter' 1993 H5 Camellia x williamsii 'Jury's Yellow' 2002 H5 Camellia x williamsii 'Les Jury' 2002 H5 Camellia x williamsii 'Mary Phoebe Taylor' 2002 H5 Camellia x williamsii 'Muskoka' 1993 H5 Camellia x williamsii 'Ruby Wedding' (d) 2012 H5 Camellia x williamsii 'Saint Ewe' 1993 H5 Camellia x williamsii 'Senorita' 2002 H5 Camellia x williamsii 'Water Lily' 1993 H5 betulifolia 1993 H5 Campanula carpatica 1993 H5 Campanula chamissonis 'Superba' 1993 H5 Campanula cochlearifolia 1993 H5 Campanula cochlearifolia 'Elizabeth Oliver' (d) 2012 H5 Campanula garganica 1993 H5 Campanula garganica 'W.H. Paine' 1993 H5 Campanula glomerata 'Caroline' 2013 H7 Campanula glomerata 'Freya' 2013 H7 Campanula glomerata 'Superba' 1993 H7 Campanula isophylla 1993 H2 Campanula isophylla 'Alba' 1993 H2 Campanula 'Kent Belle' 2002 H7 Reconfirmed 2014 Campanula lactiflora 'Alba' 1993 H7 Campanula lactiflora 'Favourite' 2013 H7 Campanula lactiflora 'Loddon Anna' 1993 H7 Campanula lactiflora 'Prichard's Variety' 1993 H7 Campanula lactiflora 'Superba' 1993 H7 Campanula latiloba 'Highcliffe Variety' 1993 H7 Campanula latiloba 'Percy Piper' 1993 H7 Campanula persicifolia 'Pride of Exmouth' (d) 2013 H7 Campanula portenschlagiana 1993 H5 Campanula poscharskyana 'Stella' 1994 H5 Campanula x pulloides hort. 'G.F. Wilson' 1993 H5 Campanula raineri 1993 H5 Campanula tommasiniana 1997 H5 Campsis radicans f. flava 1993 H4 Campsis x tagliabuana 'Madame Galen' 1993 H4 1993 H2 Canna 'Alaska' 2002 H3 Canna 'Annaeei' 2002 H3 Canna 'Bethany' 2002 H3 Canna x ehemanii 2002 H3 Canna 'Erebus' 2002 H3 Canna 'General Eisenhower' 2002 H3 Canna indica 'Russian Red' 2002 H3 Canna 'Louis Cayeux' 2002 H3 Canna 'Musifolia' 2002 H3 Canna 'Mystique' 2002 H3 Canna 'Phasion' (v) 2002 H3 Canna 'Picasso' 2002 H3

10 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Canna 'Ra' 2002 H3 Canna 'Shenandoah' 2002 H3 Canna 'Striata' (v) 2002 H3 Canna 'Verdi' 2002 H3 Canna 'Whithelm Pride' 2002 H3 Canna 'Wyoming' 2002 H3 Cantua buxifolia 2004 H2 Cardamine pentaphylla 2000 H5 Carex elata 'Aurea' 1993 H6 Carex oshimensis 'Evergold' (v) 1993 H7 Carpanthea pomeridiana 2002 H2 Carpenteria californica 'Bodnant' 2012 H4 Carpenteria californica 'Elizabeth' 2012 H4 Carpinus betulus 1993 H6 Carpinus betulus 'Fastigiata' 1993 H6 Carpinus japonica 2002 H6 Carruanthus caninus 2002 H2 Caryopteris x clandonensis 'Arthur Simmonds' 2002 H4 Caryopteris x clandonensis 'First Choice' 2002 H5 Caryopteris x clandonensis 'Heavenly Baby' 2007 H4 Caryopteris x clandonensis [Hint of Gold] = 'Lisaura' 2007 H4 Caryopteris x clandonensis [Sterling Silver] = 'Lissilv' 2012 H4 Caryopteris x clandonensis 'Summer Sorbet' (v) 2007 H4 Caryopteris x clandonensis 'Worcester Gold' 2002 H4 Cassiope 'Edinburgh' 1993 H5 Cassiope lycopodioides 1993 H5 Cassiope 'Muirhead' 1993 H5 Cassiope 'Randle Cooke' 1993 H5 Castanea sativa 'Albomarginata' (v) 2002 H6 Catalpa bignonioides 1993 H6 Catalpa bignonioides 'Aurea' 1993 H6 Catalpa x erubescens 'Purpurea' 1993 H6 Catalpa fargesii f. duclouxii 2012 H5 Catalpa speciosa 2012 H6 Catananche caerulea 'Major' 1993 H5 Catharanthus roseus 1993 H1c Catharanthus roseus (Albus Group) 'Albus' 1993 H1c Ceanothus arboreus 'Trewithen Blue' 1993 H4 Ceanothus 'Autumnal Blue' 1993 H4 Ceanothus 'Blue Mound' 1993 H4 Ceanothus 'Burkwoodii' 1993 H4 Ceanothus 'Cascade' 1993 H4 Ceanothus 'Concha' 2002 H4 Ceanothus 'Dark Star' 2002 H4 Ceanothus x delileanus 'Gloire de Versailles' 1993 H4 Ceanothus x delileanus 'Topaze' 1993 H4 Ceanothus x pallidus 'Perle Rose' 2012 H4 Ceanothus 'Puget Blue' 1993 H4 Ceanothus 'Skylark' 2002 H4 Ceanothus 'Southmead' 1993 H4 Ceanothus thyrsiflorus 'Mystery Blue' 2007 H4 Ceanothus thyrsiflorus var. repens 1993 H4 Cedrus atlantica 'Aurea' 2012 H6 Cedrus atlantica (Glauca Group) 'Glauca' 2012 H6 AGM confirmed 2014 Cedrus atlantica (Glauca Group) 'Glauca Pendula' 2012 H6 Cedrus deodara 1993 H6 Cedrus deodara 'Aurea' 1993 H6 Cedrus deodara 'Feelin' Blue' 2012 H6 Cedrus deodara 'Pendula' 2012 H6 Cedrus libani 1993 H6 Celastrus orbiculatus Hermaphrodite Group 1993 H6 Celmisia angustifolia 2012 H5 Centaurea cineraria subsp. cineraria 1993 H3 Centradenia inaequilateralis 'Cascade' 2012 H2 Cephalotus follicularis 2012 H2 Ceratostigma plumbaginoides 1993 H4 Ceratostigma willmottianum 1993 H4 Ceratostigma willmottianum [Forest Blue] = 'Lice' 2012 H4 Cercidiphyllum japonicum 1993 H5 Cercidiphyllum japonicum 'Heronswood Globe' 2012 H5 Cercidiphyllum japonicum f. pendulum 2002 H5 Cercis canadensis 'Forest Pansy' 1993 H5 Cercis canadensis 'Ruby Falls' 2012 H5 Cercis chinensis 'Avondale' 2012 H5 Cercis chinensis 'Don Egolf' 2012 H5 Cercis siliquastrum 'Bodnant' 2012 H4 Ceropegia linearis subsp. woodii 1993 H1c Ceropegia sandersonii 2002 H1c Ceropegia stapeliiformis 1993 H1c Cestrum 'Newellii' 1993 H1c Cestrum parqui 1993 H3 Chaenomeles speciosa 'Geisha Girl' (d) 2002 H6 Chaenomeles speciosa 'Moerloosei' 1993 H6 Chaenomeles x superba 'Crimson and Gold' 1993 H6 Chaenomeles x superba 'Nicoline' 1993 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Chaenomeles x superba 'Pink Lady' 1993 H6 Chaenomeles x superba 'Rowallane' 1993 H6 lawsoniana 'Aurea Densa' 1993 H6 Chamaecyparis lawsoniana 'Bleu Nantais' 2012 H6 Chamaecyparis lawsoniana 'Broomhill Gold' 2012 H6 Chamaecyparis lawsoniana 'Chilworth Silver' 1993 H6 Chamaecyparis lawsoniana 'Dik's Weeping' 2012 H6 Chamaecyparis lawsoniana 'Ellwoodii' 1993 H6 Chamaecyparis lawsoniana 'Ellwood's Gold' 1993 H6 Chamaecyparis lawsoniana 'Ellwood's Gold Pillar' 2012 H6 Chamaecyparis lawsoniana [Ellwood's Pillar] = 'Flolar' 2012 H6 Chamaecyparis lawsoniana 'Fletcheri' 1993 H6 Chamaecyparis lawsoniana 'Gimbornii' 1993 H6 Chamaecyparis lawsoniana 'Golden Wonder' 2012 H6 Chamaecyparis lawsoniana 'Grayswood Feather' 2012 H6 Chamaecyparis lawsoniana 'Green Globe' 2012 H6 Chamaecyparis lawsoniana 'Imbricata Pendula' 2012 H6 Chamaecyparis lawsoniana 'Ivonne' 2012 H6 Chamaecyparis lawsoniana 'Kilmacurragh' 1993 H6 Chamaecyparis lawsoniana 'Lanei Aurea' 1993 H6 Chamaecyparis lawsoniana 'Little Spire' 2002 H6 Chamaecyparis lawsoniana 'Minima Aurea' 1993 H6 Chamaecyparis lawsoniana 'Minima Glauca' 1993 H6 Chamaecyparis lawsoniana 'Moonsprite' 2012 H6 Chamaecyparis lawsoniana 'Pembury Blue' 1993 H6 Chamaecyparis lawsoniana 'Pygmaea Argentea' (v) 1993 H6 Chamaecyparis lawsoniana 'Snow White' (v) 2012 H6 Chamaecyparis lawsoniana 'Stardust' 1993 H6 Chamaecyparis lawsoniana 'Summer Snow' (v) 2012 H6 Chamaecyparis lawsoniana 'Wisselii' 1993 H6 Chamaecyparis lawsoniana 'Wissel's Saguaro' 2012 H6 Chamaecyparis obtusa 'Aurora' 2012 H7 Chamaecyparis obtusa 'Crippsii' 1993 H7 Chamaecyparis obtusa 'Fernspray Gold' 2012 H7 Chamaecyparis obtusa 'Kamarachiba' 2012 H7 Chamaecyparis obtusa 'Kosteri' 2012 H7 Chamaecyparis obtusa 'Nana' 1993 H7 Chamaecyparis obtusa 'Nana Aurea' 1993 H7 Chamaecyparis obtusa 'Nana Gracilis' 1993 H7 Chamaecyparis obtusa 'Nana Lutea' 2012 H7 Chamaecyparis obtusa 'Tsatsumi Gold' 2012 H7 Chamaecyparis pisifera 'Boulevard' 1993 H7 Chamaecyparis pisifera 'Curly Top' 2012 H7 Chamaecyparis pisifera 'Filifera Aurea' 1993 H7 Chamaecyparis pisifera 'Plumosa Compressa' 2012 H7 Chamaecyparis pisifera 'Sungold' 2012 H7 Chamaedorea elegans 1993 H1a Chamaedorea metallica O.F. Cook ex H.E. Moore 1993 H1a Chamaerops humilis 1993 H4 Cheiridopsis denticulata 2002 H2 Chiastophyllum oppositifolium 1993 H5 Chimonanthus praecox 'Grandiflorus' 1993 H5 Chimonanthus praecox 'Luteus' 1993 H4 Chimonanthus praecox 'Trenython' 2012 H4 Chionochloa rubra 2012 H7 Chionodoxa luciliae Boiss. 1993 H5 Chionodoxa sardensis 1993 H5 Chionodoxa siehei 1993 H5 x Chionoscilla allenii 'Frà Angelico' 2003 H5 Chirita lavandulacea 2002 H1c Chirita sinensis 1993 H1c Chlorophytum comosum 'Variegatum' (v) 1993 H2 Chlorophytum comosum 'Vittatum' (v) 1993 H2 Choisya x dewitteana 'Aztec Pearl' 1993 H4 Choisya x dewitteana [White Dazzler] = 'Londaz' 2012 H4 Choisya ternata 1993 H4 Choisya ternata [Sundance] = 'Lich' 1993 H4 Chorizema cordatum 1993 H2 Chrysanthemum 'Action Yellow' (22) 2004 H3 Chrysanthemum 'Allouise' (25b) 1993 H3 Chrysanthemum 'Angelic' (21b) 2012 H4 Chrysanthemum 'Aunt Millicent' (21d) 2009 H4 Chrysanthemum 'Beacon' (5a) 1994 H2 Chrysanthemum [Bravo] = 'Yobra' (22c) 1995 H3 Chrysanthemum 'Brietner' (24b) 2000 H3 Chrysanthemum 'Bronze Cassandra' (5b) 1994 H2 Chrysanthemum 'Bronze Elegance' (21b) 2012 H4 Chrysanthemum 'Bronze Enbee Wedding' (29d) 1993 H3 Chrysanthemum 'Bronze Margaret' (29c) 1993 H3 Chrysanthemum 'Bronze Max Riley' (23b) 2001 H3 Chrysanthemum 'Bronze Mayford Perfection' (5a) 1993 H2 Chrysanthemum 'Bronze Talbot Parade' (29c) 1999 H3 Chrysanthemum 'Brown Eyes' (21b) 2012 H4 Chrysanthemum 'Carmine Blush' (21d) 2009 H4 Chrysanthemum 'Cassandra' (5b) 2001 H2

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Chrysanthemum 'Caukeel Copper' (29c) 2009 H3 Chrysanthemum 'Chestnut Talbot Parade' (29c) 1993 H3 Chrysanthemum 'Cousin Joan' (21d) 2012 H4 Chrysanthemum 'Cream Talbot Parade' (29c) 2007 H3 Chrysanthemum [Dana] = 'Yodana' (25b) 1993 H3 Chrysanthemum 'Daniel Cooper' (21d) 2012 H4 Chrysanthemum [Debonair] = 'Yodebo' (22c) 1993 H3 Chrysanthemum 'Dee Gem' (29c) 1993 H3 Chrysanthemum 'Dulwich Pink' (21d) 2012 H4 Chrysanthemum 'Enbee Wedding' (29d) 1993 H3 Chrysanthemum 'Evening Glow' (10b) 2004 H2 Chrysanthemum 'Foxtrot' 2005 H3 Chrysanthemum 'George Griffiths' (24b) 1994 H3 Chrysanthemum 'Gold Enbee Wedding' (29d) 1994 H3 Chrysanthemum 'Gold Mundial' (6b) 2001 H2 Chrysanthemum 'Golden Cassandra' (5b) 1994 H2 Chrysanthemum 'Golden Mayford Perfection' (5a) 1993 H2 Chrysanthemum 'Golden Rain' (10a) 2004 H2 Chrysanthemum 'Goldengreenheart' (21d) 2012 H4 Chrysanthemum 'Goodlife Sombrero' (29a) 1994 H3 Chrysanthemum 'Grandchild' (21c) 2009 H4 Chrysanthemum 'Heide' (29c) 1993 H3 Chrysanthemum 'Hesketh Knight' (5b) 2007 H2 Chrysanthemum [Holly] = 'Yoholly' (22b) 1993 H3 Chrysanthemum 'Imp' (21e) 2012 H4 Chrysanthemum 'Innocence' (21d) 2012 H4 Chrysanthemum 'Isabellarosa' (21d) 2012 H4 Chrysanthemum 'Jante Wells' (21b) 2012 H4 Chrysanthemum 'Karen Taylor' (29c) 2004 H3 Chrysanthemum 'Leo' (21b) 2012 H4 Chrysanthemum [Linda] = 'Lindayo' (22c) 2006 H3 Chrysanthemum 'Little Dorrit' (21f) 2012 H4 Chrysanthemum [Lynn] = 'Yolynn' (22c) 1999 H3 Chrysanthemum 'Margaret' (29c) 1993 H3 Chrysanthemum 'Mauve Gem' (21f) 2009 H3 Chrysanthemum 'Mavis' (21) 1995 H3 Chrysanthemum 'Max Riley' (23b) 1993 H3 Chrysanthemum 'May Shoesmith' (5a) 1996 H2 Chrysanthemum 'Mayford Perfection' (5a) 1993 H2 Chrysanthemum 'Mei-Kyo' (28b) 2012 H4 Chrysanthemum 'Mermaid Yellow' 2003 H3 Chrysanthemum 'Millennium' (25b) 2007 H3 Chrysanthemum 'Moulin Rouge' (22b) 2003 H3 Chrysanthemum 'Mrs Jessie Cooper' (21d) 2012 H4 Chrysanthemum 'Myss Carol' (29c) 2009 H3 Chrysanthemum 'Myss Marion' (29c) 2008 H3 Chrysanthemum 'Myss Saffron' (29c) 2008 H3 Chrysanthemum 'Nantyderry Sunshine' (28b) 1996 H4 Chrysanthemum 'Natalie Sarah' (29d) 2009 H3 Chrysanthemum [Nicole] = 'Yonicole' (22c) 1999 H3 Chrysanthemum 'Peach Allouise' (25b) 1993 H3 Chrysanthemum 'Peach Enbee Wedding' (29d) 1993 H3 Chrysanthemum 'Pennine Flute' (29f) 1993 H3 Chrysanthemum 'Pennine Marie' (29a) 1997 H3 Chrysanthemum 'Pennine Oriel' (29a) 1993 H3 Chrysanthemum 'Pennine Polo' (29d) 1999 H3 Chrysanthemum 'Pennine Sweetheart' (29c) 1993 H3 Chrysanthemum 'Perry's Peach' (21d) 2009 H4 Chrysanthemum 'Pink Margaret' (29c) 1993 H3 Chrysanthemum 'Pink Splendour' (10a) 2004 H2 Chrysanthemum 'Primrose Allouise' (24b) 1997 H3 Chrysanthemum 'Primrose Enbee Wedding' (29d) 2000 H3 Chrysanthemum 'Primrose Mayford Perfection' (5a) 1993 H2 Chrysanthemum 'Red Wendy' (29c) 1993 H3 Chrysanthemum 'Rita McMahon' (29d) 2005 H3 Chrysanthemum 'Robeam' (9c) 1994 H2 Chrysanthemum 'Rose Mayford Perfection' (5a) 1993 H2 Chrysanthemum 'Roy Coopland' (5b) 1994 H2 Chrysanthemum 'Ruby Enbee Wedding' (29d) 1998 H3 Chrysanthemum 'Ruby Mound' (21c) 2005 H3 Chrysanthemum 'Ruby Raynor' (21c) 2007 H4 Chrysanthemum 'Salmon Enbee Wedding' (29d) 1994 H3 Chrysanthemum 'Salmon Talbot Parade' (29c) 1993 H3 Chrysanthemum 'Sea Urchin' (21f) 2005 H3 Chrysanthemum 'Southway Sheba' (29d) 2009 H3 Chrysanthemum 'Spartan Canary' (21d) 2012 H4 Chrysanthemum 'Starlet' (21f) 2012 H4 Chrysanthemum 'Stockton' (3b) 2001 H2 Chrysanthemum 'Syllabub' (21f) 2003 H3 Chrysanthemum 'Talbot Parade' (29c) 1993 H3 Chrysanthemum 'Topsy' (21d) 2012 H4 Chrysanthemum 'Vibrant' (9c) 1993 H2 Chrysanthemum 'White Allouise' (25b) 1993 H3 Chrysanthemum 'White Margaret' (29c) 1993 H3 Chrysanthemum 'Wills Wonderful' (21d) 2012 H4

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Chrysanthemum 'Yellow American Beauty' (5b) 1994 H2 Chrysanthemum 'Yellow Heide' (29c) 1993 H3 Chrysanthemum 'Yellow John Hughes' (3b) 1994 H2 Chrysanthemum 'Yellow Mayford Perfection' (5a) 1993 H2 Chrysanthemum 'Yellow Pennine Oriel' (29a) 1994 H3 Chrysanthemum 'Yellow Starlet' (21f) 2012 H4 Chusquea culeou 1993 H4 Chusquea gigantea 2012 H3 Cissus antarctica 1993 H1c Cissus rhombifolia 1993 H1c Cissus rhombifolia 'Ellen Danica' 1993 H1c Cistus x aguilarii 'Maculatus' 1993 H4 Cistus x bornetianus 'Jester' 2012 H4 Cistus x cyprius 1993 H4 Cistus x cyprius var. ellipticus 'Elma' 1993 H4 Cistus x dansereaui 'Decumbens' 1993 H4 Cistus x dansereaui 'Jenkyn Place' 2012 H4 Cistus 'Gordon Cooper' 2012 H4 Cistus x laxus 'Snow White' 2012 H4 Cistus x lenis 'Grayswood Pink' 2002 H4 Cistus x obtusifolius 'Thrive' 2012 H4 Cistus x pulverulentus 'Sunset' 2002 H4 Cistus x purpureus 1993 H4 Cistus 'Snow Fire' 2002 H4 Citrus japonica (F) 2012 H1c Citrus x limon 'Meyer' (F) 2002 H2 Citrus x limon 'Variegata' (F/v) 2002 H2 Citrus x microcarpa (F) 1993 H1c Cleistocactus colademononis 2012 H2 Cleistocactus samaipatanus 2012 H2 Cleistocactus strausii 1993 H2 Cleistocactus winteri 1993 H2 Clematis 'Abundance' (Vt) 2002 H6 Clematis [Alabast] = 'Poulala' (EL) 2002 H6 Clematis 'Alionushka' (I) 2002 H6 Clematis alpina 'Pamela Jackman' (A) 2005 H6 Clematis [Anna Louise] = 'Evithree' (EL) 2002 H6 Clematis 'Aotearoa' (LL) 2010 H6 Clematis 'Apple Blossom' (Ar) 2002 H4 Clematis 'Arabella' (I) 2002 H6 Clematis [Arctic Queen] = 'Evitwo' (EL) 2002 H6 Clematis 'Ballet Skirt' (A/d) 2005 H6 Clematis 'Bill MacKenzie' (Ta) 1993 H6 Clematis 'Blekitny Aniol' (LL) 2002 H6 Clematis 'Broughton Star' (M/d) 2002 H4 Clematis x cartmanii hort. 'Joe' (Fo/m) 2012 H4 Clematis cirrhosa var. purpurascens 'Freckles' (C) 1993 H4 Clematis cirrhosa 'Wisley Cream' (C) 2002 H4 Clematis 'Comtesse de Bouchaud' (LL) 1993 H6 Clematis 'Constance' (A) 2002 H6 Clematis 'Daniel Deronda' (EL) 1993 H6 Clematis x durandii 1993 H6 Clematis 'Edith' (EL) 1993 H6 Clematis 'Elizabeth' (M) 1993 H4 Clematis 'Ernest Markham' (LL) 1993 H6 Clematis 'Étoile Violette' (Vt) 1993 H6 Clematis 'Foxy' (A) 2002 H6 Clematis 'Frances Rivis' (A) 1993 H6 Clematis 'Frankie' (A) 2002 H6 Clematis 'Freda' (M) 1993 H4 Hardiness changed to H4 2014 Clematis 'Fujimusume' (EL) 2002 H6 Clematis 'Gillian Blades' (EL) 1993 H6 Clematis 'Gipsy Queen' (LL) 1993 H6 Clematis [Golden Tiara] = 'Kugotia' (Ta) 2002 H6 Clematis 'Hågelby Pink' (Vt) 2010 H6 Clematis 'Helsingborg' (A) 1993 H6 Clematis 'Huldine' (LL) 2002 H6 Clematis 'Jackmanii' (LL) 1993 H6 Clematis 'Jacqueline du Pré' (A) 2002 H6 Clematis 'John Huxtable' (LL) 2002 H6 Clematis 'Ken Donson' (EL) 1993 H6 Clematis 'Kermesina' (Vt) 2002 H6 Clematis 'Lambton Park' (Ta) 2002 H6 Clematis 'Lasurstern' (EL) 1993 H6 Clematis macropetala 'Lagoon' Jackman 1959 (A/d) 2002 H6 Clematis macropetala 'Wesselton' (A/d) 2005 H6 Clematis 'Madame Grangé' (LL) 1993 H6 Clematis 'Madame Julia Correvon' (Vt) 1993 H6 Clematis 'Marie Boisselot' (EL) 1993 H6 Clematis 'Markham's Pink' (A/d) 1993 H6 Clematis 'Mayleen' (M) 2002 H4 Clematis 'Minuet' (Vt) 1993 H6 Clematis montana var. grandiflora (M) 1993 H4 Clematis montana var. rubens 'Tetrarose' (M) 1993 H4 Clematis 'Mrs Cholmondeley' (EL) 1993 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Clematis 'Mrs George Jackman' (EL) 1993 H6 Clematis 'Nelly Moser' (EL) 1993 H6 Clematis 'Niobe' (EL) 1993 H6 Clematis 'Pangbourne Pink' (I) 2002 H6 Clematis 'Paul Farges' (Vb) 2002 H6 Clematis 'Pauline' (A/d) 2005 H6 Clematis [Petit Faucon] = 'Evisix' (I) 2002 H6 Clematis 'Pink Flamingo' (A) 2002 H6 Clematis 'Poldice' (Vt) 2011 H6 Clematis 'Polish Spirit' (LL) 1993 H6 Clematis 'Praecox' (H) 1993 H6 Clematis 'Prince Charles' (LL) 2002 H6 Clematis 'Princess Diana' (T) 2002 H5 Clematis 'Purpurea Plena Elegans' (Vt/d) 1993 H6 Clematis rehderiana 1993 H5 Clematis 'Richard Pennell' (EL) 1993 H6 Clematis 'Rosy O'Grady' (A) 2002 H6 Clematis 'Sunset' (EL) 2002 H6 Clematis 'The President' (EL) 1993 H6 Clematis 'Venosa Violacea' (Vt) 1993 H6 Clematis 'Victoria' (LL) 2002 H6 Clematis 'Walenburg' (Vt) 2010 H6 Clematis 'Warszawska Nike' (EL) 2002 H6 Clematis 'White Columbine' (A) 1993 H6 Clematis 'Will Goodwin' (EL) 1993 H6 Clematis [Wisley] = 'Evipo001' (Vt) 2011 H6 Cleome hassleriana 'Helen Campbell' 1993 H2 Clerodendrum chinense var. chinense (d) 2002 H1b Clerodendrum myricoides 'Ugandense' 2002 H1b Clerodendrum splendens 1993 H1b Clerodendrum thomsoniae 1993 H1b Clerodendrum trichotomum var. fargesii 1993 H4 Clerodendrum trichotomum var. fargesii 'Carnival' (v) 2012 H4 Clethra alnifolia 'Hummingbird' 2012 H5 Clethra alnifolia 'Ruby Spice' 2012 H5 Clethra barbinervis 1993 H5 Clianthus puniceus 1993 H3 Clianthus puniceus 'Albus' 1993 H3 Clianthus puniceus 'Roseus' 2012 H3 miniata 1993 H1c Clivia miniata var. citrina 2002 H1c Clivia nobilis 2002 H1c Cobaea scandens 1993 H2 Codonopsis grey-wilsonii 1993 H5 Coelogyne cristata 2012 H1a Colchicum agrippinum 1993 H4 Colchicum 'Autumn Queen' 2012 H5 Colchicum autumnale 'Nancy Lindsay' 1997 H5 Colchicum byzantinum Ker Gawl. 1993 H5 Colchicum 'Pink Goblet' 1997 H5 Colchicum 'Rosy Dawn' 1997 H5 Colchicum speciosum 1993 H5 Colchicum speciosum 'Album' 1993 H5 Colchicum speciosum 'Atrorubens' 2012 H5 Colchicum speciosum 'Cedric Morris' 1997 H5 Colchicum tenorei 1997 H4 Colchicum 'Waterlily' (d) 1997 H5 Colocasia esculenta 1993 H1a Columnea x banksii 2002 H1c Columnea 'Broget Stavanger' (v) 2012 H1c Columnea 'Chanticleer' 1993 H1c Columnea gloriosa 'Superba' 2002 H1c Columnea hirta 1993 H1c Columnea 'Kewensis Variegata' (v) 1993 H1c Columnea 'Stavanger' 1993 H1c Coniogramme japonica 'Flavomaculata' 2012 H4 Conophytum bilobum 2002 H2 Conophytum flavum 2002 H2 Conophytum gratum 2002 H2 Conophytum longum 2002 H2 Conophytum minimum 2002 H2 Conophytum minutum 2012 H2 Conophytum obcordellum 2002 H2 Conophytum pellucidum 2002 H2 Conophytum truncatum 2002 H2 Conophytum wettsteinii 2012 H2 Convallaria majalis 1993 H7 Convolvulus cneorum 1993 H4 Convolvulus sabatius 1993 H3 Convolvulus tricolor 'Blue Ensign' 1993 H3 Copiapoa hypogaea 1993 H2 Coprosma repens 'Marble Queen' (m/v) 2002 H2 Coprosma repens 'Picturata' (m/v) 2002 H2 Cordyline australis 1993 H3 Cordyline australis 'Albertii' (v) 1994 H3

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Cordyline australis 'Lemon Fountain' 2004 H3 Cordyline australis 'Torbay Dazzler' (v) 2002 H3 Cordyline fruticosa 'Amabilis' 2002 H1b Cordyline fruticosa 'Baptistii' 2002 H1b Cordyline fruticosa 'Firebrand' 2002 H1b Cordyline fruticosa 'Guilfoylei' 2002 H1b Cordyline fruticosa 'Red Edge' 2002 H1b Cordyline 'Purple Tower' 2004 H3 Cordyline 'Sundance' 2002 H3 Cordyline 'Torbay Red' 2002 H3 Coreopsis grandiflora 'Early Sunrise' 1993 H5 Coreopsis verticillata 'Grandiflora' 1993 H5 Coreopsis verticillata 'Old Timer' 2001 H5 Coreopsis verticillata 'Zagreb' 2001 H6 Cornus alba 'Aurea' 1995 H7 Cornus alba 'Elegantissima' (v) 1993 H7 Cornus alba 'Sibirica' 1993 H7 Cornus alba 'Sibirica Variegata' (v) 2012 H7 Cornus alba 'Spaethii' (v) 1993 H7 Cornus alternifolia 'Argentea' (v) 1993 H6 Cornus controversa 'Variegata' (v) 1993 H5 Cornus 'Eddie's White Wonder' 1993 H5 Cornus florida 'Daybreak' (v) 2012 H5 Cornus florida 'Rainbow' (v) 2012 H5 Cornus kousa var. chinensis 'China Girl' 2012 H5 Cornus kousa var. chinensis 'Wisley Queen' 2012 H5 Cornus kousa 'John Slocock' 2012 H5 Cornus kousa 'Miss Satomi' 1993 H5 Cornus kousa 'Summer Fun' 2012 H5 Cornus kousa 'Teutonia' 2012 H5 Cornus kousa 'Wolf Eyes' (v) 2012 H5 Cornus mas 'Aurea' (v) 2012 H6 Cornus mas 'Golden Glory' 2002 H6 Cornus mas 'Jolico' (F) 2012 H6 Cornus mas 'Variegata' (v) 1993 H6 Cornus 'Norman Hadden' 1993 H5 Cornus officinalis 'Kintoki' 2012 H6 Cornus 'Ormonde' 2012 H5 Cornus 'Porlock' 1993 H5 Cornus sanguinea 'Anny's Winter Orange' 2012 H6 Cornus sanguinea 'Magic Flame' 2012 H6 Cornus sericea 'Flaviramea' 1993 H7 Cornus sericea 'Hedgerows Gold' (v) 2012 H7 Coronilla valentina subsp. glauca 1993 H4 Coronilla valentina subsp. glauca 'Citrina' 1993 H4 Correa alba 'Pinkie' 2002 H2 Correa backhouseana 1993 H2 Correa 'Dusky Bells' 2002 H2 Correa 'Mannii' 1993 H2 Correa 'Marian's Marvel' 2002 H2 Correa pulchella 2002 H2 Correa reflexa 2002 H2 Cortaderia fulvida (Buchanan) Zotov 2009 H6 Cortaderia richardii (Endl.) Zotov 2002 H5 Cortaderia selloana 'Aureolineata' (v) 1993 H5 Cortaderia selloana 'Evita' 2009 H5 Cortaderia selloana 'Monstrosa' 2009 H5 Cortaderia selloana 'Patagonia' 2009 H5 Cortaderia selloana 'Pumila' 1993 H5 Cortaderia selloana [Silver Feather] = 'Notcort' (v) 2009 H5 Cortaderia selloana 'Sunningdale Silver' 1993 H5 Corydalis flexuosa 2002 H5 Corydalis malkensis 1993 H5 Corydalis schanginii subsp. ainii 2000 H5 Corydalis solida subsp. incisa 2000 H5 Corydalis solida subsp. solida 'Dieter Schacht' 2000 H5 Corydalis solida subsp. solida 'George Baker' 1993 H5 Corydalis triternata 2000 H5 Corylopsis pauciflora 1993 H5 Corylopsis sinensis var. calvescens f. veitchiana 1993 H5 Corylopsis sinensis var. sinensis 1993 H5 Corylus avellana 'Contorta' 2012 H6 Corylus avellana 'Red Majestic' 2012 H6 Corylus colurna 1993 H5 Corylus maxima 'Red Filbert' (F) 2012 H6 Cotinus coggygria [Golden Spirit] = 'Ancot' 2012 H5 Cotinus coggygria 'Royal Purple' 1993 H5 Cotinus coggygria 'Young Lady' 2012 H5 Cotinus 'Flame' 1993 H5 atropurpureus 'Variegatus' (v) 1993 H6 Cotoneaster conspicuus 'Decorus' 1993 H6 Cotoneaster 'Cornubia' 1993 H6 Cotoneaster lacteus 1993 H6 Cotoneaster procumbens 'Queen of Carpets' 2012 H6 Cotoneaster 'Rothschildianus' 1993 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Cotoneaster salicifolius 'Gnom' 2012 H6 Cotoneaster salicifolius 'Pink Champagne' 2012 H6 Cotoneaster sternianus 1993 H6 Cotoneaster x suecicus 'Coral Beauty' 2012 H6 Cotoneaster x suecicus 'Juliette' (v) 2012 H6 Cotyledon tomentosa subsp. ladismithensis 2012 H1c Cotyledon tomentosa subsp. tomentosa 2012 H1c Crambe cordifolia 1993 H5 Crassula barklyi 2012 H2 Crassula 'Morgan's Beauty' 2012 H2 Crassula ovata 1993 H2 Crassula ovata 'Gollum' 2012 H2 Crassula ovata 'Hummel's Sunset' (v) 1993 H2 Crassula perfoliata var. falcata 1993 H2 Crassula perforata 2012 H2 Crassula rupestris 1993 H2 Crassula sarcocaulis 2012 H3 Crataegus x grignonensis 2012 H6 Crataegus laevigata 'Paul's Scarlet' (d) 1993 H6 Crataegus laevigata 'Punicea' 2012 H6 Crataegus laevigata 'Rosea Flore Pleno' (d) 1993 H6 Crataegus x lavalleei 'Carrierei' 1993 H6 Crataegus orientalis 2012 H6 Crataegus persimilis 'Prunifolia' 1993 H6 incana 1993 H4 Crinodendron hookerianum 1993 H4 Crocosmia x crocosmiiflora 'Carmin Brillant' 2002 H4 Crocosmia x crocosmiiflora 'Solfatare' 1993 H4 Crocosmia x crocosmiiflora 'Star of the East' 2002 H4 Crocosmia 'Lucifer' 1993 H5 Crocosmia masoniorum 1993 H4 Crocosmia masoniorum 'Rowallane Yellow' 2002 H4 Crocosmia 'Severn Sunrise' 2002 H5 angustifolius 1993 H5 Crocus angustifolius 'Bronze Beauty' 2010 H5 Crocus banaticus 1993 H5 Crocus biflorus 'Blue Pearl' 1993 H5 Crocus cartwrightianus 1993 H4 Crocus cartwrightianus 'Albus' Tubergen 1994 H4 Crocus chrysanthus 1993 H5 Crocus chrysanthus 'Cream Beauty' 1993 H5 Crocus chrysanthus 'E.A. Bowles' 1993 H5 Crocus chrysanthus 'Zwanenburg Bronze' 1993 H5 Crocus corsicus 1993 H4 Crocus etruscus 1993 H5 Crocus etruscus 'Zwanenburg' 2010 H5 Crocus flavus subsp. flavus 1993 H5 Crocus 'Goldilocks' 2010 H5 Crocus goulimyi 1993 H4 Crocus goulimyi subsp. goulimyi 'Mani White' 1994 H4 Crocus hadriaticus 1994 H4 Crocus imperati 1993 H4 Crocus kotschyanus 1993 H5 Crocus 'Ladykiller' 1993 H5 Crocus laevigatus 1994 H3 Crocus ligusticus 1993 H5 Crocus longiflorus 1994 H4 Crocus x luteus 'Golden Yellow' 1993 H5 Crocus x luteus 'Stellaris' 2010 H5 Crocus malyi 1993 H4 Crocus pulchellus 1993 H4 Crocus sieberi 1993 H5 Crocus sieberi 'Bowles's White' 1993 H5 Crocus sieberi 'Hubert Edelsten' 1993 H5 Crocus sieberi subsp. sublimis 'Tricolor' 1993 H4 Crocus 'Snow Bunting' 1993 H5 Crocus speciosus 1993 H4 Crocus speciosus 'Albus' 1994 H4 Crocus tommasinianus 1993 H5 Crocus tournefortii 1993 H3 Crocus 'Vanguard' 2005 H5 Crocus 'Zephyr' 1994 H4 Crossandra infundibuliformis 2002 H1a Crotalaria laburnifolia 2012 H2 Cryptanthus bivittatus 1993 H1a Cryptanthus bivittatus 'Pink Starlight' (v) 1993 H1a Cryptanthus bromelioides var. tricolor (v) 1993 H1a Cryptanthus fosterianus 1993 H1a Cryptanthus 'It' (v) 1993 H1a Cryptanthus zonatus 1993 H1a japonica 'Bandai-sugi' 1993 H6 Cryptomeria japonica 'Elegans Compacta' 1993 H6 Cryptomeria japonica (Elegans Group) 'Elegans' 2012 H6 AGM confirmed 2014 Cryptomeria japonica 'Elegans Viridis' 2012 H6 Cryptomeria japonica 'Globosa Nana' 1998 H6

17 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Cryptomeria japonica 'Golden Promise' 2012 H6 Cryptomeria japonica 'Sekkan-sugi' 2012 H6 Cryptomeria japonica 'Spiralis' 2012 H6 Cryptomeria japonica 'Tenzan-sugi' 2012 H6 Cryptomeria japonica 'Vilmoriniana' 1993 H6 Ctenanthe amabilis 1993 H1b 1993 H1b 'Tricolor' 1993 H1b Cuphea hyssopifolia 1993 H1c Cuphea ignea 1993 H1c arizonica 'Pyramidalis' 1993 H5 Cupressus cashmeriana 1993 H3 Cupressus macrocarpa 'Goldcrest' 1993 H4 Cupressus macrocarpa 'Wilma' 2012 H4 x Cuprocyparis leylandii 'Gold Rider' 1993 H6 Cyananthus lobatus 1993 H5 Cyananthus microphyllus 1993 H5 Cyanotis kewensis 1993 H1c Cyanotis somaliensis 1993 H1c Cycas revoluta 1993 H2 Cyclamen cilicium 1993 H3 Cyclamen coum 1993 H5 Cyclamen coum subsp. coum f. coum Pewter Group 1993 H5 Cyclamen coum subsp. coum f. coum (Pewter Group) 'Maurice Dryden' 2012 H5 Cyclamen hederifolium 1993 H5 Cyclamen hederifolium var. hederifolium f. albiflorum 2012 H5 Cyclamen hederifolium var. hederifolium f. albiflorum 'White Cloud' 2012 H5 Cyclamen hederifolium var. hederifolium f. hederifolium Silver Cloud Group 2012 H5 Cyclamen mirabile 1993 H4 Cyclamen pseudibericum 1993 H4 Cyclamen repandum subsp. repandum 1993 H3 Cydonia oblonga 'Vranja' Nenadovic (F) 1993 H5 Cymbidium Castle of Mey gx 'Pinkie' 2012 H1c Cymbidium Dorothy Stockstill gx 2012 H1c Cymbidium Golden Elf gx 2012 H1b Cymbidium Icho Tower gx 2012 H1c Cymbidium lowianum 2012 H1c Cymbidium Sarah Jean gx 'Ice Cascade' 2012 H1c Cymbidium Sleeping Nymph gx 2012 H1c Listed previously as 'Glacier' but award was to grex Cymbidium Strathbraan gx 'Cooksbridge Pearl' 2012 H1c Cymbidium Tiger Tail gx 2013 H1c Cynara cardunculus 1993 H6 Cynara cardunculus (Scolymus Group) 'Gros Vert de Lâon' 2012 H5 Cynara cardunculus (Scolymus Group) 'Violetto di Chioggia' 2012 H4 Cynoglossum amabile 1993 H3 Cyperus involucratus 1993 H1c Cyperus papyrus 2002 H1a Cyperus papyrus 'Nanus' 2002 H1a Cypripedium Dietrich gx 2012 H5 Cypripedium formosanum 2012 H3 Cypripedium Gabriela gx 2013 H5 Cypripedium Hank Small gx 2012 H5 Cypripedium kentuckiense 2012 H5 Cypripedium Michael gx 2012 H5 Cypripedium Philipp gx 2012 H5 Cypripedium reginae 2012 H5 Cypripedium Sabine gx 2012 H5 Cypripedium Ulla Silkens gx 2012 H5 Cyrtanthus elatus 1993 H1c Cyrtanthus falcatus 2002 H2 Cyrtomium falcatum 1993 H2 Cyrtomium fortunei 1997 H3 Cytisus x beanii 1993 H5 Cytisus x boskoopii 'Boskoop Ruby' 1993 H5 Cytisus x boskoopii 'Hollandia' 1993 H5 Cytisus x boskoopii 'Zeelandia' 1993 H5 Cytisus 'Burkwoodii' 1993 H5 Cytisus demissus 2012 H4 Cytisus x kewensis 1993 H5 Cytisus 'Lena' 1993 H5 Cytisus nigricans 'Cyni' 2012 H5 Cytisus x praecox 'Allgold' 1993 H5 Cytisus x praecox 'Warminster' 1993 H5 Daboecia cantabrica subsp. scotica 'Silverwells' 1993 H5 Daboecia cantabrica subsp. scotica 'William Buchanan' 1993 H5 Daboecia cantabrica 'Waley's Red' 1993 H5 elata 1993 H5 Dactylorhiza foliosa 1993 H4 Dahlia 'Allan Sparkes' (WL) 1996 H3 Dahlia 'Almand's Climax' (D) 1994 H3 Dahlia 'Alva's Doris' (S-c) 1993 H3 Dahlia 'Alva's Supreme' (D) 1999 H3 Dahlia 'Andrew Magson' (S-c) 1996 H3 Dahlia 'Ann Breckenfelder' (Col) 2004 H3 Dahlia 'April Heather' (Col) 2011 H3

18 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Dahlia 'Asahi Chohje' (Anem) 2000 H3 Dahlia 'Bednall Beauty' (Misc/DwB) 1998 H3 Dahlia 'Bishop of Llandaff' (P) 1995 H3 Dahlia 'Blyton Softer Gleam' (D) 2010 H3 Dahlia 'Bridge View Aloha' (S-c) 1996 H3 Dahlia 'Brookfield Delight' (Sin/Lil) 1999 H3 Dahlia 'Cascade Ken' (Col) 2006 H3 Dahlia 'Charlie Dimmock' (WL) 2006 H3 Dahlia 'Chat Noir' (S-c) 2013 H3 Dahlia 'Chessy' (Sin/Lil) 2002 H3 Dahlia 'Clair de Lune' (Col) 1995 H3 Dahlia 'Cream Alva's' (D) 1995 H3 Dahlia 'David Howard' (D) 1995 H3 Dahlia 'Dikara Kent' (Ba) 2009 H3 Dahlia 'Don Hill' (Col) 2005 H3 Dahlia 'Dovegrove' (Sin) 2009 H3 Dahlia 'Edwin's Sunset' (WL) 2012 H3 Dahlia 'Ellen Huston' (Misc/DwB) 1993 H3 Dahlia 'Exotic Dwarf' (Sin/Lil) 2009 H3 Dahlia 'Fascination' (P) 1994 H3 Dahlia 'Figurine' (WL) 1995 H3 Dahlia 'Finchcocks' (WL) 1995 H3 Dahlia 'Freya's Paso Doble' (Anem) 2000 H3 Dahlia 'Fusion' (D) 2004 H3 Dahlia 'Gallery Art Deco' (Gallery Series) (D) 1999 H3 Dahlia 'Gallery Art Fair' (Gallery Series) (D) 2006 H3 Dahlia 'Gallery Art Nouveau' (Gallery Series) (D) 1999 H3 Dahlia 'Gallery La Tour' (Gallery Series) (D) 2009 H3 Dahlia 'Gallery Leonardo' (Gallery Series) (D) 2000 H3 Dahlia 'Gallery Pablo' (Gallery Series) (D) 2000 H3 Dahlia 'Gallery Rembrandt' (Gallery Series) (D) 2005 H3 Dahlia 'Gallery Renoir' (Gallery Series) (D) 2001 H3 Dahlia 'Gallery Vincent' (Gallery Series) (D) 1999 H3 Dahlia 'Garden Party' (C) 1993 H3 Dahlia 'Geoffrey Kent' (D) 2000 H3 Dahlia 'Glorie van Heemstede' (WL) 1993 H3 Dahlia 'Grenadier' (D) 2004 H3 Dahlia 'Hamari Accord' (S-c) 1994 H3 Dahlia 'Hamari Bride' (S-c) 1993 H3 Dahlia 'Hamari Gold' (D) 1993 H3 Dahlia 'Hamari Rosé' (Ba) 1996 H3 Dahlia 'Hamilton Lillian' (D) 1993 H3 Dahlia [Happy Single Flame] = 'HS Flame' (Happy Single Series) (Sin) 2011 H3 Dahlia [Happy Single Princess] = 'HS Princess' (Happy Single Series) (Sin) 2011 H3 Dahlia [Happy Single Wink] = 'HS Wink' (Happy Single Series) (Sin) 2012 H3 Dahlia 'Harvest Samantha' (Sin/Lil) 1996 H3 Dahlia 'Hillcrest Candy' (S-c) 2013 H3 Dahlia 'Hillcrest Desire' (C) 1995 H3 Dahlia 'Hillcrest Regal' (Col) 2003 H3 Dahlia 'Hillcrest Royal' (C) 1993 H3 Dahlia 'Honka' (SinO) 2000 H3 Dahlia 'J.R.G.' (Misc) 2009 H3 Dahlia 'Jean Fairs' (WL) 2004 H3 Dahlia 'Jomanda' (Ba) 1998 H3 Dahlia 'Josie Gott' (Ba) 2011 H3 Dahlia 'Juul's Allstar' (SinO) 2005 H3 Dahlia 'Karenglen' (D) 1994 H3 Dahlia 'Karma Choc' (D) 2013 H3 Dahlia 'Keith's Pet' (Sin) 2010 H3 Dahlia 'Kelsea Carla' (S-c) 2004 H3 Dahlia 'Kenora Sunset' (S-c) 2001 H3 Dahlia 'Kenora Valentine' (D) 1996 H3 Dahlia 'Kidd's Climax' (D) 1995 H3 Dahlia 'Knockout' (Sin) 2011 H3 Dahlia 'Lakeland Sunset' (C) 2005 H3 Dahlia 'Le Castel' (WL) 2006 H3 Dahlia 'Lemon Elegans' (S-c) 1995 H3 Dahlia 'Lilac Marston' (D) 2005 H3 Dahlia 'Lilac Taratahi' (C) 2001 H3 Dahlia 'Lismore Willie' (WL) 1998 H3 Dahlia 'Magenta Star' (Sin) 2008 H3 Dahlia 'Maiko Girl' (DblO) 2012 H3 Dahlia 'Marie Schnugg' (SinO) 2000 H3 Dahlia 'Mary's Jomanda' (Ba) 2004 H3 Dahlia 'Mayan Pearl' (DblO) 2008 H3 Dahlia 'Melody Harmony' (D) 2011 H3 Dahlia 'Miss Ellen' (Misc) 2001 H3 Dahlia 'Moonfire' (Misc/DwB) 1998 H3 Dahlia 'Northwest Cosmos' (Sin) 2006 H3 Dahlia 'Omo' (Sin/Lil) 1996 H3 Dahlia 'Pearl of Heemstede' (D) 1993 H3 Dahlia 'Pink Giraffe' (DblO) 2006 H3 Dahlia 'Pink Pastelle' (S-c) 1994 H3 Dahlia 'Pink Sensation' (C) 2001 H3 Dahlia 'Pooh - Swan Island' (Col) 2009 H3

19 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Dahlia 'Preston Park' (Sin/DwB) 1994 H3 Dahlia 'Rhonda Suzanne' (Pom) 2005 H3 Dahlia 'Ruby Murray' (D) 2012 H3 Dahlia 'Ryecroft Jan' (Ba) 2006 H3 Dahlia 'Ryecroft Marge' (Anem) 2006 H3 Dahlia 'Sandia Melody' (WL) 2012 H3 Dahlia 'Sascha' (WL) 2005 H3 Dahlia 'Shep's Memory' (WL) 2006 H3 Dahlia 'Small World' (Pom) 1998 H3 Dahlia 'So Dainty' (S-c) 1993 H3 Dahlia 'Stadt Spremberg' (D) 2011 H3 Dahlia 'Staleen Condesa' (S-c) 2006 H3 Dahlia 'Stevie D' (D) 2003 H3 Dahlia 'Susan Carey' (S-c) 2011 H3 Dahlia 'Tally Ho' (Misc) 1998 H3 Dahlia 'Taratahi Ruby' (WL) 2000 H3 Dahlia 'Trelyn Daisy' (Col) 2008 H3 Dahlia 'Trelyn Kiwi' (S-c) 2006 H3 Dahlia 'Trelyn Rhiannon' (C) 2005 H3 Dahlia 'Twyning's After Eight' (Sin) 2004 H3 Dahlia 'Twyning's Pink Fish' (Col) 2005 H3 Dahlia 'Twyning's Revel' (Sin) 2013 H3 Dahlia 'Westerton Folly' (Ba) 2013 H3 Dahlia 'Weston Pirate' (C) 1999 H3 Dahlia 'Weston Spanish Dancer' (C) 1999 H3 Dahlia 'Weston Stardust' (C) 2009 H3 Dahlia 'White Alva's' (D) 1997 H3 Dahlia 'White Ballet' (D) 1993 H3 Dahlia 'Witteman's Superba' (S-c) 1993 H3 Dahlia 'Wootton Cupid' (Ba) 1993 H3 Dahlia 'Wootton Impact' (S-c) 1994 H3 Dahlia 'Yellow Hammer' (Sin/DwB) 1994 H3 Dahlia 'Zorro' (D) 1995 H3 Danae racemosa 2012 H5 Daphne arbuscula 1993 H5 Daphne bholua var. glacialis 'Gurkha' 2012 H4 Daphne bholua 'Jacqueline Postill' 1993 H4 Daphne x burkwoodii 'Somerset' 2012 H4 Daphne cneorum 'Eximia' 1993 H5 Daphne x napolitana 1993 H4 Daphne x rollsdorfii 'Wilhelm Schacht' 2012 H5 Daphne x susannae 'Cheriton' 2012 H5 Daphne tangutica 1993 H5 Daphne tangutica Retusa Group 1993 H5 Daphne x transatlantica [Eternal Fragrance] = 'Blafra' 2012 H5 Darlingtonia californica 1993 H3 Darmera peltata 1993 H6 Dasylirion wheeleri 2002 H2 Davallia canariensis 1993 H1c Davallia mariesii 1993 H2 Davidia involucrata 1993 H5 Davidia involucrata var. vilmoriniana 1993 H5 Delosperma aberdeenense 2002 H3 Delosperma congestum 'Gold Nugget' 2012 H3 Delosperma sutherlandii 2012 H3 Delphinium 'Atholl' 2001 H5 Delphinium 'Blue Dawn' 1993 H5 Delphinium 'Blue Nile' 1993 H5 Delphinium 'Bruce' 1993 H5 Delphinium 'Can-can' 1999 H5 Delphinium 'Centurion Sky Blue' (Centurion Series) 2008 H5 Delphinium 'Cherub' 2001 H5 Delphinium 'Clifford Sky' 1999 H5 Delphinium 'Conspicuous' 1993 H5 Delphinium x cultorum 'Rosy Future' (New Century Hybrids) 2008 H5 Delphinium elatum 'Sweethearts' (New Millennium Series) 2008 H5 Delphinium 'Elisabeth Sahin' 2007 H5 Delphinium 'Elizabeth Cook' 2000 H5 Delphinium 'Emily Hawkins' 1993 H5 Delphinium 'Faust' 1993 H5 Delphinium 'Fenella' 1993 H5 Delphinium 'Foxhill Nina' 2008 H5 Delphinium 'Galileo' 2002 H5 Delphinium 'Holly Cookland Wilkins' 2007 H5 Delphinium 'Jill Curley' 2006 H5 Delphinium 'Kennington Classic' 2007 H5 Delphinium 'Kestrel' 2006 H5 Delphinium 'Langdon's Blue Lagoon' 2004 H5 Delphinium 'Langdon's Pandora' 2003 H5 Delphinium 'Lilian Bassett' 1995 H5 Delphinium 'Lord Butler' 1993 H5 Delphinium 'Lucia Sahin' 2001 H5 Delphinium 'Margaret' 2010 H5 Delphinium 'Michael Ayres' 1998 H5 Delphinium 'Min' 1994 H5

20 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Delphinium 'Olive Poppleton' 2000 H5 Delphinium 'Oliver' 1998 H5 Delphinium 'Our Deb' 1996 H5 Delphinium 'Purple Velvet' 2006 H5 Delphinium 'Raymond Lister' 2013 H5 Delphinium 'Rosemary Brock' 1993 H5 Delphinium 'Spindrift' 1993 H5 Delphinium 'Sungleam' 1993 H5 Delphinium 'Sunkissed' 2000 H5 Delphinium 'Tiddles' 1993 H5 Delphinium 'Walton Gemstone' 1996 H5 Dendrobium gx 2012 H1b Dendrobium kingianum 2012 H1b Desfontainia spinosa 1993 H4 Deuterocohnia brevifolia 1993 H2 Deutzia crenata 'Pride of Rochester' (d) 2012 H5 Deutzia x elegantissima 'Rosealind' 1993 H5 Deutzia gracilis 'Nikko' 2012 H4 Deutzia x hybrida 'Contraste' 2012 H5 Deutzia x hybrida 'Joconde' 2012 H5 Deutzia x hybrida 'Mont Rose' 1993 H5 Deutzia x hybrida 'Strawberry Fields' 1994 H5 Deutzia monbeigii 2012 H5 Deutzia scabra 'Candidissima' (d) 2012 H5 Deutzia scabra 'Codsall Pink' 2012 H5 Deutzia setchuenensis var. corymbiflora 1993 H5 Dianthus 'Alfriston' (b) 1994 H6 Dianthus alpinus 1993 H6 Dianthus alpinus 'Joan's Blood' (p) 1993 H6 Dianthus 'Anders Kath Phillips' (pf) 2002 H2 Dianthus 'Ann Franklin' (pf) 1997 H2 Dianthus x arvernensis (p) 1993 H6 Dianthus barbatus Nigrescens Group (p,a) 1993 H7 Dianthus 'Becky Robinson' (p) 1993 H6 Dianthus 'Betty Morton' (p) 1998 H6 Dianthus 'Brian Tumbler' (b) 2004 H6 Dianthus 'Brilliant Star' (p) 2002 H6 Dianthus 'Bryony Lisa' (b) 1994 H6 Dianthus [Capri] = 'Kocapri' (pf) 2010 H2 Dianthus 'Carmine Letitia Wyatt' (p) 2003 H6 Dianthus 'Chesswood Barbara Arif' (b) 2005 H6 Dianthus 'Chesswood Lidgett' (b) 2005 H6 Dianthus 'Chesswood Margaret Alison' (b) 2009 H6 Dianthus 'Chris Crew' (b) 1994 H6 Dianthus 'Claret Joy' (p) 1995 H6 Dianthus 'Coquette' (pf) 2009 H2 Dianthus 'Coronation Ruby' (p) 1994 H6 Dianthus 'Cranmere Pool' (p) 1994 H6 Dianthus 'Dainty Dame' (p) 2000 H4 Dianthus 'David Russell' (b) 1997 H6 Dianthus 'David Saunders' (b) 1994 H6 Dianthus deltoides 1993 H6 Dianthus 'Devon Dove' (p) 1993 H6 Dianthus 'Devon Flavia' (Scent First Series) (p) 2009 H6 Dianthus 'Devon Wizard' (p) 1995 H6 Dianthus 'Devon Xera' (p) 2009 H6 Dianthus 'Diane' (p) 1996 H6 Dianthus 'Doris' (p) 1993 H6 Dianthus 'Eileen Neal' (b) 1997 H6 Dianthus 'Eileen O'Connor' (b) 1993 H6 Dianthus 'Evening Star' (p) 2003 H6 Dianthus 'Flanders' (b) 1994 H6 Dianthus 'Fragrant Ann' (pf) 1993 H6 Dianthus 'Golden Cross' (b) 1995 H6 Dianthus 'Gran's Favourite' (p) 1993 H6 Dianthus gratianopolitanus 1993 H6 Dianthus 'Grey Dove' (b) 1997 H6 Dianthus 'Hannah Louise' (b) 1995 H6 Dianthus 'Haytor Rock' (p) 1995 H6 Dianthus 'Haytor White' (p) 1993 H6 Dianthus 'Hazel Ruth' (b) 1994 H6 Dianthus 'Houndspool Cheryl' (p) 1994 H6 Dianthus 'Houndspool Ruby' (p) 1993 H6 Dianthus 'Incas' (pf) 1998 H2 Dianthus ' Star' (p) 2002 H6 Dianthus 'Inshriach Dazzler' (p) 1993 H6 Dianthus 'Irene Della-Torré' (b) 1993 H6 Dianthus 'Jacqueline Ann' (pf) 1993 H2 Dianthus 'Jean Knight' (b) 1994 H6 Dianthus 'John Sandall' (b) 2002 H6 Dianthus 'Joy' (p) 1995 H6 Dianthus 'Kathleen Hitchcock' (b) 1997 H6 Dianthus 'Kesteven Kirkstead' (p) 1993 H6 Dianthus 'Kristina' (pf) 2008 H2 Dianthus 'La Bourboule' (p) 1993 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Dianthus 'La Bourboule Alba' (p) 2012 H5 Dianthus [Lady Madonna] = 'Wp04 Opal' (p) 2009 H6 Dianthus 'Lemsii' (p) 1998 H6 Dianthus 'Letitia Wyatt' (p) 1995 H6 Dianthus [Lily the Pink] = 'Wp05 Idare' (p) 2009 H6 Dianthus 'Linfield Dorothy Perry' (p) 1999 H6 Dianthus 'Linfield Kathy Booker' (p) 2004 H6 Dianthus 'Maisie Neal' (b) 1994 H6 Dianthus 'Mambo' (pf) 1999 H2 Dianthus 'Maureen Lambert' (pf) 1998 H2 Dianthus 'Michael Saunders' (b) 1997 H6 Dianthus 'Milky Way' (pf) 2009 H2 Dianthus 'Monica Wyatt' (p) 1993 H6 Dianthus 'Moulin Rouge' (p) 2003 H6 Dianthus [Mystic Star] = 'WP 05 Saphire' (p) 2006 H6 Dianthus 'Natalie Saunders' (b) 1996 H6 Dianthus 'Neon Star' (p) 2004 H6 Dianthus 'Nichola Ann' (b) 1996 H6 Dianthus 'Night Star' (p) 2002 H6 Dianthus 'Peter Wood' (b) 1993 H6 Dianthus 'Pike's Pink' (p) 1993 H6 Dianthus 'Pixie Star' (p) 2002 H6 Dianthus 'Prado Mint' (pf) 2008 H2 Dianthus 'Red Star' (p) 2003 H6 Dianthus 'Rose Joy' (p) 1994 H6 Dianthus 'Rose Monica Wyatt' (p) 1998 H6 Dianthus 'Sandra Neal' (b) 1993 H6 Dianthus 'Spinfield Joy' (b) 2004 H6 Dianthus 'Starry Eyes' (p) 2005 H6 Dianthus 'Tamsin Fifield' (b) 1994 H6 Dianthus 'Uncle Teddy' (b) 1994 H6 Dianthus 'Valda Wyatt' (p) 1993 H6 Dianthus [Viana] = 'Kovian' (pf) 2010 H2 Dianthus 'Whatfield Cancan' (p) 1999 H6 Dianthus 'Whatfield Magenta' (p) 2000 H6 Dianthus 'White Joy' (p) 1996 H6 Dianthus 'Whitesmith' (b) 1993 H6 Dianthus 'Widecombe Fair' (p) 1995 H6 Diascia barberae 'Blackthorn Apricot' 1995 H4 Diascia barberae 'Fisher's Flora' 1995 H3 Diascia barberae 'Ruby Field' 1993 H4 Diascia [Coral Belle] = 'Hecbel' 2002 H3 Diascia 'Dark Eyes' 1995 H3 Diascia 'Elizabeth' 1995 H3 Diascia 'Frilly' 1995 H3 Diascia 'Hector's Hardy' 1995 H3 Diascia integerrima 1995 H4 Diascia 'Joyce's Choice' 1995 H3 Diascia 'Lady Valerie' 1995 H3 Diascia 'Lilac Belle' 1995 H3 Diascia 'Lilac Mist' 1995 H3 Diascia rigescens 1993 H3 Diascia 'Rupert Lambert' 1995 H3 Diascia 'Twinkle' 1995 H3 Diascia vigilis 1993 H3 Dicentra formosa 'Bacchanal' 2002 H5 Dicentra formosa 'Langtrees' 1993 H5 Dicentra 'Luxuriant' 1993 H5 Dicentra 'Queen of Hearts' 2005 H5 Dicentra 'Stuart Boothman' 1993 H5 Dichorisandra thyrsiflora 2012 H1b antarctica 1993 H3 1997 H3 1997 H3 albus var. albus 1993 H6 Dictamnus albus var. purpureus 1993 H6 Dieffenbachia x bausei (v) 2002 H1a Dieffenbachia 'Camille' (v) 2002 H1a Dieffenbachia 'Tropic Snow' (v) 2002 H1a Digitalis ferruginea 2002 H7 Digitalis grandiflora 1993 H5 Digitalis x mertonensis 1993 H5 Digitalis purpurea f. albiflora (Thompson & Morgan) 1993 H7 Digitalis purpurea Excelsior Group (Suttons; Unwins) 1993 H7 Digitalis purpurea (Gloxinioides Group) 'The Shirley' 1993 H7 Digitalis purpurea 'Sutton's Apricot' 1993 H7 Dionaea muscipula 'Akai Ryu' 2012 H3 Dionaea muscipula 'South West Giant' 2012 H3 Dionysia aretioides 1993 H5 Dioon edule 2002 H1b Dioscorea elephantipes 2002 H1c Dipelta floribunda 2002 H5 Disanthus cercidifolius 1993 H5 Disocactus ackermannii 2012 H1c Disocactus flagelliformis 2002 H1c

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Dodecatheon dentatum 1994 H5 Dodecatheon hendersonii 1993 H5 Dodecatheon meadia 1993 H5 Dodecatheon meadia f. album 1993 H5 Dodecatheon pulchellum 1993 H5 Draba longisiliqua 1993 H4 Dracaena draco 2002 H1c Dracaena fragrans (Deremensis Group) 'Lemon Lime' (v) 2002 H1b Dracaena fragrans (Deremensis Group) 'Warneckei' (v) 1993 H1b Dracaena fragrans (Deremensis Group) 'Yellow Stripe' (v) 2002 H1b Dracaena fragrans 'Massangeana' (v) 1993 H1b Dracaena marginata (v) 1993 H1b Dracaena marginata 'Tricolor' (v) 2002 H1b Dracaena marginata 'Variegata' (v) 2002 H1b Dracaena reflexa 'Variegata' (v) 1993 H1b Dracaena sanderiana (v) 1993 H1b Dracaena surculosa 'Florida Beauty' (v) 2002 H1b Drimys winteri 2002 H4 aliciae 2012 H3 Drosera binata subsp. dichotoma 2012 H3 'Albino' 2012 H3 Drosera capensis narrow-leaved 2012 H3 Drosera slackii 2012 H3 Dryas octopetala 1993 H5 Dryas octopetala 'Minor' 1993 H5 Dryas x suendermannii 1993 H5 affinis 1993 H5 Dryopteris affinis 'Crispa Gracilis' 1997 H5 Dryopteris affinis 'Cristata' 1997 H5 Dryopteris affinis 'Cristata Angustata' 1997 H5 Dryopteris affinis (Polydactyla Group) 'Polydactyla Mapplebeck' 1997 H5 Dryopteris x complexa 'Stablerae' 2012 H7 Dryopteris x complexa 'Stablerae' crisped 2012 H7 Dryopteris crassirhizoma 2012 H6 Dryopteris cycadina 1997 H4 Dryopteris dilatata 1997 H6 Dryopteris dilatata 'Crispa Whiteside' 1997 H6 Dryopteris dilatata 'Lepidota Cristata' 1997 H6 Dryopteris erythrosora 1993 H4 Dryopteris erythrosora 'Brilliance' 2012 H5 Dryopteris filix-mas 1993 H7 Dryopteris filix-mas 'Crispa Cristata' 2012 H7 Dryopteris filix-mas 'Cristata' 1997 H7 Dryopteris filix-mas 'Grandiceps Wills' 1997 H7 Dryopteris filix-mas 'Linearis Polydactyla' 2012 H7 Dryopteris sieboldii 2012 H6 Dryopteris tokyoensis 2012 H6 Dryopteris wallichiana 1993 H5 Dudleya brittonii 2012 H3 Dypsis lutescens 1993 H1a agavoides 1993 H1c Echeveria x bombycina 2012 H1c 2012 H2 Echeveria chihuahuaensis 2012 H2 Echeveria colorata 2012 H2 1993 H2 Echeveria elegans 1993 H2 Echeveria x gilva 2012 H2 2012 H1c Echeveria leucotricha 1993 H1c Echeveria lilacina 2012 H2 Echeveria minima 2012 H2 Echeveria 'Perle von Nürnberg' 1993 H2 Echeveria 'Phyllis Collis' 2012 H2 Echeveria pulidonis 1993 H1c Echeveria pulvinata 1993 H1c Echeveria rosea 2012 H1c 2012 H2 Echeveria runyonii 'Topsy Turvy' 2012 H2 Echeveria setosa 1993 H1c 2012 H2 Echeveria subrigida 2012 H1c Echinacea purpurea [Elton Knight] = 'Elbrook' 2003 H7 Echinacea purpurea 'Ruby Giant' 2003 H7 Echinocactus grusonii 2012 H1c Echinocereus pentalophus 2012 H2 Echinocereus reichenbachii 1993 H2 Echinocereus rigidissimus 2012 H2 Echinocereus scheeri 2012 H2 Echinocereus subinermis 1993 H1c Echinops ritro L. 1993 H7 Echinops ritro subsp. ruthenicus 1996 H7 Echinopsis ancistrophora 1993 H2 Echinopsis arachnacantha 2012 H2 Echinopsis aurea 1993 H2

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Echinopsis backebergii subsp. wrightiana 1993 H2 Echinopsis chamaecereus 2002 H2 Echinopsis cinnabarina 1993 H2 Echinopsis oxygona 2012 H2 Echinopsis spiniflora 2012 H2 candicans 2002 H1c Echium pininana 2002 H2 2012 H1c Echium vulgare 'Blue Bedder' 2008 H7 2002 H1c Edraianthus pumilio 1993 H5 Elaeagnus x ebbingei 2012 H5 Elaeagnus x ebbingei 'Gilt Edge' (v) 1993 H5 Elatostema repens 1993 H1b Elatostema repens var. pulchrum 1995 H1b Elegia tectorum 2012 H2 Elymus hispidus 2012 H6 Enkianthus campanulatus 1993 H5 Enkianthus cernuus f. rubens 1993 H5 Enkianthus perulatus 1993 H5 Ensete ventricosum 2002 H1c Ensete ventricosum 'Maurelii' 2012 H1c Epimedium grandiflorum 1993 H5 Epimedium grandiflorum 'Nanum' 1993 H5 Epimedium grandiflorum 'Rose Queen' 1993 H5 Epimedium grandiflorum 'White Queen' 1993 H5 Epimedium pinnatum subsp. colchicum 1993 H7 Epimedium x rubrum 1993 H7 Epimedium x versicolor 'Sulphureum' 1993 H7 Epimedium x youngianum 'Niveum' 1993 H5 Epipremnum aureum 1993 H1b Eranthemum pulchellum 2002 H1b Eranthis hyemalis 1993 H5 Eranthis hyemalis (Tubergenii Group) 'Guinea Gold' 1993 H5 robustus 1998 H7 Eremurus stenophyllus 1998 H6 arborea var. alpina 1993 H5 var. alpina f. aureifolia 'Albert's Gold' 1993 H5 Erica arborea 'Estrella Gold' 1993 H5 Erica australis f. albiflora 'Mr Robert' 1993 H2 Erica australis 'Riverslea' 1993 H4 1994 H2 Erica carnea 'Adrienne Duncan' 1993 H7 Erica carnea f. alba 'Golden Starlet' 1993 H7 Erica carnea f. alba 'Ice Princess' 2002 H7 Erica carnea f. alba 'Isabell' 2002 H7 Erica carnea f. alba 'Springwood White' 1993 H7 Erica carnea f. alba 'Winter Snow' 2012 H7 Erica carnea 'Ann Sparkes' 1993 H7 Erica carnea f. aureifolia 'Foxhollow' 1993 H7 Erica carnea f. aureifolia 'Westwood Yellow' 1993 H7 Erica carnea 'Challenger' 1993 H7 Erica carnea 'Eva' 2012 H7 Erica carnea 'Loughrigg' 1993 H7 Erica carnea 'March Seedling' 2012 H7 Erica carnea 'Myretoun Ruby' 1993 H7 Erica carnea 'Nathalie' 2002 H7 Erica carnea 'Pink Spangles' 1993 H7 Erica carnea 'Rosalie' 2002 H7 Erica carnea 'Vivellii' 1993 H7 Erica carnea 'Wintersonne' 2012 H7 Erica cinerea 'C.D. Eason' 1993 H7 Erica cinerea 'Pink Ice' 1993 H7 Erica cinerea 'Stephen Davis' 1993 H7 Erica cinerea 'Velvet Night' 1993 H7 Erica x darleyensis f. albiflora 'White Perfection' 1993 H6 Erica x darleyensis 'Arthur Johnson' 1993 H6 Erica x darleyensis 'Furzey' 1993 H6 Erica x darleyensis 'Ghost Hills' 1993 H6 Erica x darleyensis 'J.W. Porter' 1993 H6 Erica x darleyensis 'Jenny Porter' 1993 H6 Erica x darleyensis 'Kramer's Rote' 1993 H6 Erica x darleyensis 'Spring Surprise' 2012 H6 Erica erigena f. alba 'W.T. Rackliff' 1993 H5 Erica erigena 'Irish Dusk' 1993 H5 1993 H2 Erica mammosa 2012 H2 Erica x oldenburgensis 'Ammerland' 2012 H6 Erica x stuartii 'Irish Lemon' 1993 H5 Erica tetralix f. alba 'Alba Mollis' 1993 H7 Erica tetralix f. stellata 'Pink Star' 1993 H7 Erica vagans f. alba 'Cornish Cream' 1993 H6 Erica vagans f. alba 'Kevernensis Alba' 1993 H6 Erica vagans f. alba 'Lyonesse' 1993 H6 Erica vagans f. aureifolia 'Valerie Proudley' 1993 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Erica vagans 'Birch Glow' 1993 H6 Erica vagans 'Mrs D.F. Maxwell' 1993 H6 Erica x veitchii 'Exeter' 1995 H5 Erica x veitchii 'Gold Tips' 1993 H5 aureus 'Canary Bird' 1994 H4 Erigeron 'Foersters Liebling' 1993 H5 Erigeron karvinskianus 1993 H4 Erinacea anthyllis 1993 H5 Erinus alpinus 1993 H4 Eriobotrya japonica (F) 1993 H3 senilis 2012 H2 Erodium glandulosum 1993 H5 Erodium x variabile 'Roseum' 1993 H4 Eryngium bourgatii 'Oxford Blue' 1993 H5 Eryngium giganteum 1993 H7 Eryngium giganteum 'Silver Ghost' 1999 H7 Eryngium x oliverianum 1993 H6 Eryngium pandanifolium 2004 H3 Eryngium x tripartitum 1993 H5 Erysimum 'Bowles's Mauve' 1993 H4 Erythrina crista-galli 2012 H3 Erythronium californicum 1994 H5 Erythronium californicum 'White Beauty' 1993 H5 Erythronium dens-canis 1993 H5 Erythronium multiscapideum Cliftonii Group 2012 H4 Erythronium 'Pagoda' 1993 H5 Erythronium revolutum 1993 H5 Erythronium tuolumnense 1993 H5 Escallonia 'Apple Blossom' 1993 H5 Escallonia bifida 2002 H4 Escallonia 'Donard Radiance' 1993 H5 Escallonia 'Iveyi' 1993 H4 Escallonia 'Langleyensis' 1993 H5 Escallonia 'Peach Blossom' 1993 H5 Escallonia 'Pride of Donard' 1993 H5 Escallonia rubra 'Crimson Spire' 1993 H5 Eschscholzia californica 'Apricot Chiffon' (Thai Silk Series) 2003 H3 Eschscholzia californica 'Dali' 1993 H3 Eschscholzia californica 'Lemon Bush' (Thai Silk Series) 2003 H3 Eschscholzia californica 'Rose Chiffon' (Thai Silk Series) 2003 H3 Espostoa lanata 2012 H2 Espostoa melanostele 2012 H2 Eucalyptus caesia 2012 H2 Eucalyptus dalrympleana 1993 H4 Eucalyptus gunnii 1993 H5 Eucalyptus pauciflora subsp. debeuzevillei 2012 H5 Eucalyptus pauciflora subsp. niphophila 1993 H5 Eucharis amazonica 2002 H1b Eucomis autumnalis (Mill.) Chitt. 2002 H3 Eucomis bicolor 2002 H3 Eucomis comosa 'Sparkling Burgundy' 2012 H6 Eucomis pallidiflora 1998 H3 Eucomis vandermerwei 2012 H3 Eucryphia glutinosa 1993 H4 Eucryphia x intermedia 'Rostrevor' 1993 H4 Eucryphia lucida 'Ballerina' 2012 H4 Eucryphia x nymansensis 'Nymansay' 1993 H4 Euonymus alatus 'Compactus' 1993 H5 Euonymus cornutus var. quinquecornutus 2012 H5 Euonymus europaeus 'Red Cascade' 1993 H5 Euonymus fortunei 'Emerald Gaiety' (v) 1993 H5 Euonymus fortunei 'Emerald 'n' Gold' (v) 1993 H5 Euonymus fortunei 'Emerald Surprise' (v) 2002 H5 Euonymus fortunei 'Kewensis' 2012 H5 Euonymus fortunei 'Wolong Ghost' 2012 H5 Euonymus japonicus 'Chollipo' (v) 2002 H5 Euonymus japonicus 'Ovatus Aureus' (v) 1993 H5 Euonymus japonicus 'Susan' (v) 2012 H5 Euonymus oxyphyllus 2012 H5 Euonymus phellomanus 1999 H5 Euonymus planipes 'Sancho' 2012 H5 Eupatorium capillifolium 2006 H3 Eupatorium fistulosum f. albidum 'Massive White' 2006 H6 Eupatorium maculatum (Atropurpureum Group) 'Orchard Dene' 2006 H6 Eupatorium maculatum (Atropurpureum Group) 'Purple Bush' 2006 H6 Eupatorium maculatum (Atropurpureum Group) 'Riesenschirm' 2006 H6 Euphorbia characias 'Portuguese Velvet' 1998 H5 Hardiness changed to H5 2014 Euphorbia characias [Silver Swan] = 'Wilcott' (v) 2012 H2 Euphorbia characias subsp. wulfenii 'John Tomlinson' 1993 H5 Hardiness changed to H5 2014 Euphorbia characias subsp. wulfenii 'Lambrook Gold' 1993 H4 Euphorbia cornigera 2002 H6 Euphorbia epithymoides 'Major' 1996 H6 Euphorbia flanaganii 2012 H2 Euphorbia fulgens 2002 H1c Euphorbia griffithii 'Dixter' 1993 H7

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Euphorbia horrida 2002 H2 Euphorbia mellifera 2002 H2 Euphorbia meloformis 2002 H2 Euphorbia milii 1993 H1b Euphorbia milii var. splendens 2002 H1b Euphorbia myrsinites 1993 H4 Euphorbia obesa 2002 H2 Euphorbia palustris 1993 H7 Euphorbia [Redwing] = 'Charam' 2002 H5 Euphorbia rigida 2004 H6 Euphorbia schillingii 1993 H5 Euphorbia sikkimensis 2002 H5 acraeus 1993 H4 Euryops pectinatus 1993 H3 Exacum affine 2002 H1c Exochorda x macrantha 'The Bride' 1993 H6 Fabiana imbricata f. violacea 1993 H4 Fagus sylvatica 1993 H6 Fagus sylvatica (Atropurpurea Group) 'Riversii' 1993 H6 Fagus sylvatica 'Dawyck' 1993 H6 Fagus sylvatica 'Dawyck Gold' 1993 H6 Fagus sylvatica 'Dawyck Purple' 1993 H6 Fagus sylvatica var. heterophylla 'Aspleniifolia' 1993 H6 Fagus sylvatica 'Pendula' 1993 H6 Fagus sylvatica 'Purple Fountain' 1993 H6 Farfugium japonicum 'Aureomaculatum' (v) 1993 H3 Fargesia murielae 1993 H4 Fargesia [Red Panda] = 'Jiu' 2012 H4 Fargesia robusta 2012 H4 Fargesia rufa 2012 H4 x Fatshedera lizei 1993 H3 x Fatshedera lizei 'Annemieke' (v) 1993 H3 x Fatshedera lizei 'Variegata' (v) 1993 H3 japonica 1993 H5 Fatsia japonica 'Variegata' (v) 1993 H3 Faucaria candida 1993 H2 Faucaria tigrina 2002 H2 Faucaria tuberculosa 2002 H2 rhopalophylla subsp. aurantiaca 2002 H2 Fenestraria rhopalophylla subsp. rhopalophylla 2012 H2 Ferocactus fordii subsp. borealis 2012 H1c Ferocactus glaucescens 1993 H2 Ferocactus gracilis 2012 H2 Ferocactus latispinus 2012 H2 Ferocactus viridescens 1993 H1c Ficus benjamina 1993 H1c Ficus benjamina 'Starlight' (v) 2002 H1c Ficus carica 'Ice Crystal' (F) 2012 H5 Ficus deltoidea 1993 H1b Ficus lyrata 1993 H1b Ficus pumila 1993 H1c Ficus pumila 'Variegata' (v) 2012 H1c Ficus rubiginosa 1993 H1b Ficus rubiginosa 'Variegata' (v) 2002 H1b Filipendula rubra 'Venusta' 1993 H5 Fittonia albivenis Argyroneura Group 1993 H1a Fittonia albivenis Verschaffeltii Group 1993 H1a Forsythia x intermedia 'Lynwood Variety' 1993 H5 Forsythia x intermedia [Week End] = 'Courtalyn' 1996 H5 Forsythia [Marée d'Or] = 'Courtasol' 2002 H5 Fothergilla x intermedia 'Mount Airy' 2012 H5 Fothergilla major 1993 H5 Freesia laxa 2002 H3 Freesia laxa var. alba 2002 H3 Fremontodendron 'California Glory' 1993 H4 Fremontodendron 'Tequila Sunrise' 2012 H4 Frithia pulchra 2002 H2 Fritillaria acmopetala 1993 H4 Fritillaria amana 'Cambridge' 1997 H4 Fritillaria imperialis 2012 H6 Fritillaria imperialis 'Maxima Lutea' 1993 H6 Fritillaria meleagris 2012 H5 Fritillaria meleagris var. unicolor subvar. alba 1993 H5 Fritillaria pallidiflora 1993 H5 Fritillaria persica 'Adiyaman' 1996 H4 Fritillaria pontica 2003 H4 Fritillaria pyrenaica 1993 H5 Fuchsia 'Achievement' 1993 H4 Fuchsia 'Adinda' (T) 2009 H1c Fuchsia 'Alan Titchmarsh' 2012 H2 Fuchsia 'Alice Hoffman' (d) 2002 H4 Fuchsia 'Alison Patricia' 2002 H2 Fuchsia 'Alison Sweetman' 2002 H2 Fuchsia 'Annabel' (d) 1993 H4 Fuchsia 'Army Nurse' (d) 1993 H4

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Fuchsia 'Auntie Jinks' 2012 H2 Fuchsia 'Autumnale' 2002 H2 Fuchsia 'Baby Blue Eyes' 2005 H4 Fuchsia 'Ballet Girl' (d) 2002 H2 Fuchsia 'Beacon Rosa' 2012 H4 Fuchsia 'Bella Forbes' (d) 2002 H2 Fuchsia 'Bella Rosella' (California Dreamers Series) (d) 2012 H2 Fuchsia 'Bernisser Hardy' 2005 H4 Fuchsia 'Billy Green' (T) 1993 H2 Fuchsia boliviana Carrière var. alba 1993 H2 Fuchsia 'Border Queen' 1993 H4 Fuchsia 'Boy Marc' (T) 2009 H1c Fuchsia 'Brookwood Belle' (d) 2012 H3 Fuchsia 'Brutus' 1993 H4 Fuchsia 'Carla Johnston' 2002 H2 Fuchsia 'Celia Smedley' 1993 H3 Fuchsia 'Chang' 2002 H2 Fuchsia 'Checkerboard' 1993 H3 Fuchsia 'Chillerton Beauty' 1993 H4 Fuchsia 'Coachman' 2002 H4 Fuchsia 'Conspicua' 2005 H4 Fuchsia 'Coralle' (T) 2012 H1c Fuchsia 'Corallina' 2005 H4 Fuchsia 'Dancing Flame' (d) 2002 H3 Fuchsia 'Dark Eyes' (d) 1993 H4 Fuchsia 'David' 2005 H4 Fuchsia denticulata 2012 H2 Fuchsia 'Devonshire Dumpling' (d) 2012 H2 Fuchsia 'Display' 1993 H4 Fuchsia 'Doctor Foster' 2002 H4 Fuchsia 'Dollar Prinzessin' (d) 1993 H4 Fuchsia 'Elfriede Ott' (T) 2009 H1c Fuchsia 'Empress of Prussia' 1993 H4 Fuchsia 'Eva Boerg' 2012 H4 Fuchsia 'Flash' 1993 H4 Fuchsia 'Foxgrove Wood' 2002 H4 Fuchsia 'Fuchsiarama '91' (T) 2009 H2 Fuchsia fulgens (T) 1993 H2 Fuchsia 'Garden News' (d) 1993 H4 Fuchsia 'Gartenmeister Bonstedt' (T) 1993 H1c Fuchsia 'Genii' 1993 H4 Fuchsia 'Georg Börnemann' (T) 2012 H2 Fuchsia glazioviana 2012 H2 Fuchsia 'Golden Marinka' (v) 1993 H2 Fuchsia 'Harry Gray' (d) 2012 H2 Fuchsia hatschbachii 2012 H2 Fuchsia 'Hawkshead' 2002 H4 Fuchsia 'Heidi Ann' (d) 1993 H4 Fuchsia 'Henning Becker' 2004 H3 Fuchsia 'Herald' 1993 H4 Fuchsia 'Hidcote Beauty' 2012 H2 Fuchsia 'Howlett's Hardy' 2005 H4 Fuchsia 'Jack Shahan' 1993 H2 Fuchsia 'Jenny Sorensen' 2012 H2 Fuchsia 'John Maynard Scales' (T) 2012 H2 Fuchsia 'John Ridding' (T/v) 2012 H1c Fuchsia 'La Campanella' (d) 1993 H2 Fuchsia 'Lady Boothby' 2012 H4 Fuchsia 'Lady Thumb' (d) 1993 H3 Fuchsia 'Lena' (d) 1993 H2 Fuchsia 'Liebriez' (d) 2002 H4 Fuchsia 'Lillian Annetts' (d) 2012 H2 Fuchsia 'Lottie Hobby' (E) 2002 H3 Fuchsia 'Love's Reward' 2002 H2 Fuchsia 'Lye's Unique' 2002 H3 Fuchsia 'Madame Cornélissen' (d) 1993 H4 Fuchsia magellanica 2012 H4 Fuchsia magellanica var. gracilis 1993 H4 Fuchsia magellanica var. gracilis 'Aurea' 2005 H4 Fuchsia magellanica var. gracilis 'Variegata' (v) 1993 H4 Fuchsia magellanica var. gracilis 'Versicolor' (v) 2004 H4 Fuchsia magellanica var. molinae 'Alba' 2012 H4 Fuchsia magellanica var. molinae 'Sharpitor' (v) 2012 H2 Fuchsia magellanica 'Thompsonii' 2005 H4 Fuchsia 'Margaret' (d) 1993 H4 Fuchsia 'Margaret Brown' 1993 H4 Fuchsia 'Marin Glow' 1993 H3 Fuchsia 'Marinka' 1993 H2 Fuchsia 'Mary' (T) 1993 H1c Fuchsia 'Mephisto' 2012 H2 Fuchsia 'Mercurius' 2012 H4 Fuchsia 'Micky Goult' (E) 2002 H2 Fuchsia 'Mieke Meursing' 2002 H2 Fuchsia 'Monica Dare' (T) 2009 H1c Fuchsia 'Monsieur Thibaut' 2002 H4

27 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Fuchsia 'Mrs Lovell Swisher' 2002 H4 Fuchsia 'Mrs Popple' 1993 H4 Fuchsia 'Mrs W.P. Wood' 1993 H4 Fuchsia 'Nellie Nuttall' 1993 H2 Fuchsia 'Obergärtner Koch' (T) 2009 H1c Fuchsia 'Orient Express' (T) 2009 H1c Fuchsia paniculata (T) 2002 H2 Fuchsia 'Paula Jane' (d) 2012 H2 Fuchsia 'Phyllis' (d) 1993 H4 Fuchsia 'Pink Fantasia' 2012 H2 Fuchsia 'Pink Galore' (d) 2012 H2 Fuchsia 'Pink Marshmallow' (d) 2002 H4 Fuchsia 'President George Bartlett' (d) 2012 H2 Fuchsia 'Preston Guild' 2002 H3 Fuchsia 'Prosperity' (d) 1993 H3 Fuchsia 'Put's Folly' 2012 H2 Fuchsia 'Rhombifolia' 2012 H2 Fuchsia 'Riccartonii' 1993 H6 Fuchsia 'Rose Fantasia' 2012 H2 Fuchsia 'Rose of Castile Improved' 2002 H4 Fuchsia 'Royal Velvet' (d) 1993 H2 Fuchsia 'Rufus' 2002 H4 Fuchsia 'Saturnus' 2012 H4 Fuchsia 'Snowcap' (d) 1993 H4 Fuchsia 'Son of Thumb' 1993 H4 Fuchsia splendens 1993 H2 Fuchsia 'Swanley Gem' 1993 H2 Fuchsia 'Swingtime' (d) 1993 H2 Fuchsia 'Sylvia Barker' 2012 H2 Fuchsia 'Tennessee Waltz' (d) 1993 H2 Fuchsia 'Thalia' (T) 1993 H1c Fuchsia 'Timothy Titus' (T) 2009 H1c Fuchsia 'Tom Thumb' 1993 H4 Fuchsia 'Traudchen Bonstedt' (T) 2009 H1c Fuchsia 'Walz Jubelteen' 2012 H2 Fuchsia 'Wharfedale' 2004 H4 Fuchsia 'White Pixie' 2002 H4 Fuchsia 'Whiteknights Pearl' 2002 H3 Fuchsia 'Winston Churchill' (d) 1993 H2 Galanthus 'Atkinsii' 1993 H5 Galanthus 'Bertram Anderson' 2012 H5 Galanthus elwesii 1993 H5 Galanthus elwesii 'Comet' 2012 H5 Galanthus elwesii var. monostictus 1993 H5 Galanthus x hybridus 'Merlin' 2012 H5 Galanthus 'Lady Beatrix Stanley' (d) 2012 H5 Galanthus 'Magnet' 1993 H5 Galanthus nivalis 1993 H5 Galanthus nivalis f. pleniflorus 'Flore Pleno' (d) 1993 H5 Galanthus plicatus 1993 H5 Galanthus plicatus 'Three Ships' 2012 H5 Galanthus plicatus 'Wendy's Gold' 2012 H5 Galanthus reginae-olgae subsp. reginae-olgae 2002 H3 Galanthus 'S. Arnott' 1993 H5 Galanthus 'Straffan' 2012 H5 Galanthus woronowii 2002 H5 Galega x hartlandii 'Alba' 1993 H7 Galega x hartlandii 'Lady Wilson' 2002 H7 Galtonia candicans 2002 H4 Gardenia jasminoides 2002 H1c Garrya elliptica 'James Roof' (m) 1993 H4 Garrya x issaquahensis 'Glasnevin Wine' (m) 2012 H4 Gasteria batesiana 2002 H2 Gasteria baylissiana 2012 H2 Gasteria bicolor var. liliputana 2012 H2 Gasteria 'Little Warty' 2012 H2 Gasteria nitida var. armstrongii 2002 H2 mucronata 'Bell's Seedling' (f/m) 1993 H6 Gaultheria mucronata 'Crimsonia' (f) 1993 H6 Gaultheria mucronata 'Mulberry Wine' (f) 1993 H6 Gaultheria mucronata 'Pink Pearl' (f) 1993 H6 Gaultheria mucronata 'Wintertime' (f) 1993 H6 Gaultheria procumbens 1993 H4 Gaura lindheimeri 1993 H4 Gelsemium sempervirens 1993 H1c Genista aetnensis 1993 H5 Genista canariensis 2012 H1c Genista lydia 1993 H5 Genista pilosa 'Procumbens' 2012 H5 Genista 'Porlock' 1993 H3 Genista sagittalis subsp. delphinensis 1993 H4 Genista x spachiana 1993 H1c Genista tinctoria 'Flore Pleno' (d) 1993 H6 Genista tinctoria 'Royal Gold' 1993 H6 Gentiana acaulis 1993 H5

28 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Gentiana asclepiadea 1993 H5 Gentiana 'Blue Silk' 2012 H5 Gentiana paradoxa 2012 H5 Gentiana septemfida 1993 H5 Gentiana septemfida var. lagodechiana 1993 H5 Gentiana 'Shot Silk' 2012 H5 Gentiana 'Silken Skies' 2012 H5 Gentiana sino-ornata 1993 H5 Gentiana 'Strathmore' 1994 H5 Gentiana verna 'Angulosa' 2002 H5 'Ann Folkard' 1996 H7 Geranium 'Anne Thomson' 2005 H7 Geranium 'Blue Cloud' 2004 H7 Geranium [Blue Sunrise] = 'Blogold' 2005 H7 Geranium 'Brookside' 2004 H7 Geranium (Cinereum Group) 'Ballerina' 1993 H5 Geranium (Cinereum Group) [Rothbury Gem] = 'Gerfos' 2006 H5 Geranium dalmaticum 1993 H5 Geranium 'Danny Boy' 2006 H7 Geranium 'Dilys' 2005 H7 Geranium endressii 1993 H7 Geranium endressii 'Castle Drogo' 2005 H7 Geranium 'Ivan' 2005 H7 Geranium x lindavicum 'Gypsy' 2006 H5 Geranium macrorrhizum 'Ingwersen's Variety' 1993 H7 Geranium macrorrhizum 'White-Ness' 2006 H7 Geranium maculatum 'Elizabeth Ann' 2006 H7 Geranium maderense 1993 H3 Geranium x magnificum 1993 H7 Geranium 'Mavis Simpson' 2004 H4 Geranium 'Nimbus' 2004 H7 Geranium 'Orion' 2004 H7 Geranium x oxonianum 'A.T. Johnson' 1993 H7 Geranium x oxonianum 'Beholder's Eye' 2005 H7 Geranium x oxonianum 'Wageningen' 2007 H7 Geranium palmatum 1993 H4 Geranium [Patricia] = 'Brempat' 2005 H7 Geranium phaeum 'Our Pat' 2006 H7 Geranium pratense 'Mrs Kendall Clark' 1993 H7 Geranium pratense 'Plenum Violaceum' (d) 1993 H7 Geranium psilostemon 1993 H7 Geranium renardii 1993 H5 Geranium x riversleaianum 'Russell Prichard' 1993 H4 Geranium [Rozanne] = 'Gerwat' 2006 H7 Geranium sanguineum 'Album' 1993 H5 Geranium sanguineum 'Ankum's Pride' 2005 H7 Geranium sanguineum 'Aviemore' 2005 H7 Geranium sanguineum 'Little Bead' 2006 H5 Geranium sanguineum 'Shepherd's Warning' 1993 H7 Geranium sanguineum var. striatum 1993 H5 Geranium sanguineum var. striatum 'Splendens' 2005 H7 Geranium 'Sirak' 2004 H7 Geranium subcaulescens 1993 H4 Geranium subcaulescens 'Giuseppii' 2006 H5 Geranium subcaulescens 'Splendens' 1993 H5 Geranium sylvaticum 'Album' 1993 H7 Geranium sylvaticum 'Mayflower' 1993 H7 Geum 'Fire Opal' (d) 1993 H7 Geum 'Lady Stratheden' (d) 1993 H7 Geum montanum 1993 H5 Geum 'Mrs J. Bradshaw' (d) 1993 H7 Gillenia trifoliata 1993 H7 Ginkgo biloba 'Autumn Gold' (m) 2012 H6 Ginkgo biloba 'Jade ' 2012 H6 Ginkgo biloba 'Mariken' 2012 H6 Ginkgo biloba 'Princeton Sentry' (m) 2012 H6 Ginkgo biloba 'Saratoga' (m) 2012 H6 Ginkgo biloba 'Troll' 2012 H6 Gladiolus communis subsp. byzantinus 1993 H5 Gladiolus murielae 1993 H3 Gladiolus 'Robinetta' (recurvus hybrid) 1993 H3 Glaucidium palmatum 1993 H5 Globularia cordifolia 1993 H5 Gloriosa superba 1993 H1c Glottiphyllum oligocarpum 2012 H2 bellum 2002 H2 Grevillea 'Canberra Gem' 1993 H4 Grevillea robusta 1993 H1c Grevillea rosmarinifolia 1993 H4 Griselinia littoralis 1993 H4 Griselinia littoralis 'Variegata' (v) 2002 H4 Guzmania lingulata 1993 H1a Guzmania lingulata var. minor 1993 H1a Guzmania monostachya 1993 H1a Gymnocalycium andreae 1993 H2

29 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Gymnocalycium baldianum 1993 H2 Gymnocalycium bruchii 2012 H2 Gymnocalycium horstii var. bueneckeri 2012 H1c Gymnocalycium oenanthemum 1993 H2 Gymnocalycium quehlianum 1993 H2 Gymnocalycium saglione 2012 H2 Gymnocalycium uruguayense 1993 H2 Gymnocarpium dryopteris 1993 H5 Gymnocarpium dryopteris 'Plumosum' 1997 H7 Gymnocarpium oyamense 2012 H5 Gynura aurantiaca 'Purple Passion' 1993 H1c Gypsophila repens 1993 H5 Gypsophila 'Rosenschleier' (d) 1993 H6 Haberlea rhodopensis 1993 H5 Habranthus martinezii 2012 H2 Habranthus robustus 2002 H2 Habranthus tubispathus 2002 H2 Hacquetia epipactis 1993 H5 Haemanthus albiflos 2002 H2 Haemanthus coccineus 2002 H2 Hakonechloa macra 2012 H7 Hakonechloa macra 'Alboaurea' (v) 2002 H7 Hakonechloa macra 'Aureola' 1993 H7 Halesia carolina Vestita Group 1993 H5 x Halimiocistus 'Ingwersenii' 2012 H4 x Halimiocistus sahucii 1993 H4 x Halimiocistus wintonensis 1993 H4 x Halimiocistus wintonensis 'Merrist Wood Cream' 1993 H4 Halimium lasianthum 'Concolor' 2012 H4 Halimium lasianthum subsp. formosum 'Sandling' 2012 H4 Halimium 'Susan' 1993 H4 Hamamelis x intermedia 'Angelly' 2005 H5 Hamamelis x intermedia 'Aphrodite' 2005 H5 Hamamelis x intermedia 'Arnold Promise' 1993 H5 Hamamelis x intermedia 'Aurora' 2005 H5 Hamamelis x intermedia 'Barmstedt Gold' 1997 H5 Hamamelis x intermedia 'Diane' 1993 H5 Hamamelis x intermedia 'Frederic' 2012 H5 Hamamelis x intermedia 'Harry' 2012 H5 Hamamelis x intermedia 'Jelena' 1993 H5 Hamamelis x intermedia 'Pallida' 1993 H5 Hamamelis x intermedia 'Robert' 2012 H5 Hamamelis x intermedia 'Rubin' 2012 H5 Hamamelis x intermedia 'Vesna' 2005 H5 Hamamelis mollis 'Jermyns Gold' 2005 H5 Hamamelis mollis 'Wisley Supreme' 2012 H5 Hardenbergia comptoniana 1993 H3 Hardenbergia violacea 1993 H3 Hatiora gaertneri 1993 H1b Hatiora rosea 1993 H1b Hatiora salicornioides 1993 H1b attenuata f. caespitosa 1993 H2 Haworthia coarctata 2012 H2 Haworthia emelyae 2012 H2 Haworthia pumila 2002 H2 Haworthia reinwardtii 2002 H2 Haworthia retusa 2002 H2 Haworthia truncata 2002 H2 Haworthia truncata var. maughanii 2012 H2 Haworthia venosa subsp. tesselata 1993 H2 Hebe albicans 1993 H4 Hebe 'Blue Clouds' 1993 H4 Hebe 'Caledonia' 2002 H4 Hebe 'Emerald Gem' 1993 H4 Hebe 'Great Orme' 1993 H4 Hebe macrantha 1993 H4 Hebe 'Margret' 2002 H4 Hebe 'Midsummer Beauty' 1993 H4 Hebe 'Mrs Winder' 1993 H4 Hebe 'Neil's Choice' 2002 H4 Hebe 'Nicola's Blush' 2002 H4 Hebe ochracea 'James Stirling' 1993 H4 Hebe 'Oratia Beauty' 2002 H4 Hebe 'Pascal' 2002 H4 Hebe 'Pewter Dome' 1993 H4 Hebe pimeleoides 'Quicksilver' 1993 H4 Hebe pinguifolia 'Pagei' 1993 H5 Hebe 'Pink Elephant' (v) 2002 H4 Hebe rakaiensis 1993 H4 Hebe recurva 'Boughton Silver' 1993 H5 Hebe 'Red Edge' 1993 H4 Hebe 'Sapphire' 2002 H4 Hebe 'Silver Queen' (v) 1993 H3 Hebe topiaria 2002 H4 Hebe vernicosa 2002 H4

30 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Hebe 'White Gem' (brachysiphon hybrid) 2002 H4 Hebe 'Wingletye' 2002 H4 Hebe 'Wiri Cloud' 2002 H4 Hebe 'Wiri Dawn' 2002 H4 Hebe 'Youngii' 2002 H4 algeriensis 'Gloire de Marengo' (v) 1993 H5 Hedera algeriensis 'Ravensholst' 1993 H4 Hedera colchica 'Dentata' 1993 H5 Hedera colchica 'Dentata Variegata' (v) 1993 H5 Hedera colchica 'Sulphur Heart' (v) 1993 H5 'Angularis Aurea' 1993 H5 Hedera helix 'Buttercup' 2012 H5 Hedera helix 'Caecilia' (v) 2002 H5 Hedera helix 'Ceridwen' (v) 2002 H5 Hedera helix 'Congesta' 1993 H5 Hedera helix 'Duckfoot' 2002 H5 Hedera helix 'Glacier' (v) 1993 H5 Hedera helix 'Goldchild' (v) 1993 H5 Hedera helix 'Golden Ingot' (v) 2002 H5 Hedera helix 'Manda's Crested' 1993 H5 Hedera helix ' ' 2002 H5 Hedera helix 'Midas Touch' (v) 1993 H5 Hedera helix 'Parsley Crested' 2002 H5 Hedera helix 'Shamrock' 2012 H5 Hedera helix 'Spetchley' 1993 H5 Hedera helix 'White Knight' (v) 2002 H5 Hedera hibernica 'Deltoidea' 2002 H5 Hedera pastuchovii 'Ann Ala' 2012 H5 Hedychium coronarium 2012 H1c Hedychium gardnerianum 1993 H2 Hedychium 'Tara' 1993 H4 Helenium 'Baudirektor Linne' 2001 H7 Helenium 'Blütentisch' Foerster 2001 H7 Helenium 'Butterpat' 2001 H7 Helenium 'Dunkle Pracht' 2012 H7 Helenium 'Feuersiegel' 2001 H7 Helenium 'Gartensonne' 2001 H7 Helenium 'Karneol' 2001 H7 Helenium 'Moerheim Beauty' 2001 H7 Helenium 'Ring of Fire' 2001 H7 Helenium 'Rubinzwerg' 2001 H7 Helenium 'Sahin's Early Flowerer' 2001 H7 Helenium 'Waltraut' 2001 H7 Helenium 'Wesergold' 2001 H7 Heliamphora heterodoxa x nutans 2012 H1b Helianthemum 'Amy Baring' 1993 H4 Helianthemum 'Fire Dragon' 1993 H4 Helianthemum 'Henfield Brilliant' 1993 H4 Helianthemum 'Jubilee' (d) 1993 H4 Helianthemum 'Mrs C.W. Earle' (d) 1993 H4 Helianthemum 'Rhodanthe Carneum' 1993 H4 Helianthemum 'The Bride' 1993 H4 Helianthemum 'Wisley Primrose' 1993 H4 Helianthus 'Capenoch Star' 1993 H7 Helianthus 'Gullick's Variety' 2001 H7 Helianthus 'Lemon Queen' 2001 H7 Helianthus 'Loddon Gold' 1993 H7 Helianthus 'Miss Mellish' 2001 H7 Helianthus 'Monarch' 1993 H4 Helichrysum milfordiae 1993 H4 Helichrysum petiolare 1993 H3 Helichrysum petiolare 'Goring Silver' 2002 H3 Helichrysum petiolare 'Limelight' 1996 H3 Helichrysum petiolare 'Variegatum' (v) 1993 H3 Helichrysum splendidum 1993 H5 Helictotrichon sempervirens 1993 H7 Heliocereus speciosus 1993 H1b Heliopsis helianthoides var. scabra 'Benzinggold' 2001 H5 Heliopsis helianthoides var. scabra 'Goldgefieder' 1993 H5 Heliopsis helianthoides var. scabra 'Light of Loddon' 2001 H5 Heliopsis helianthoides var. scabra 'Spitzentänzerin' 2001 H5 Heliotropium arborescens 'Chatsworth' 1994 H1c Heliotropium arborescens 'Princess Marina' 1994 H1c Helleborus argutifolius 1993 H5 Helleborus foetidus 1993 H7 Hemerocallis 'All American Chief' 2012 H6 Hemerocallis 'Always Afternoon' 2012 H6 Hemerocallis 'Arctic Snow' 2012 H6 Hemerocallis 'Asterisk' 2012 H6 Hemerocallis 'August Frost' 2012 H6 Hemerocallis 'Beauty to Behold' 2012 H6 Hemerocallis 'Burning Daylight' 1993 H7 Hemerocallis 'Cat Dancer' 2012 H6 Hemerocallis 'Cayenne' 2012 H6 Hemerocallis 'Cherry Eyed Pumpkin' 2012 H6

31 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Hemerocallis citrina 2012 H6 Hemerocallis 'Condilla' (d) 2012 H6 Hemerocallis 'Curly Cinnamon Windmill' 2012 H6 Hemerocallis 'Custard Candy' 2012 H6 Hemerocallis 'Eggplant Escapade' 2012 H6 Hemerocallis 'Elegant Candy' 2012 H6 Hemerocallis 'Fooled Me' 2012 H6 Hemerocallis 'Grey Witch' 2012 H6 Hemerocallis 'Holly Dancer' 2012 H6 Hemerocallis 'Jamaican Me Crazy' 2012 H6 Hemerocallis 'Jellyfish Jealousy' 2012 H6 Hemerocallis 'Julie Newmar' 2012 H6 Hemerocallis 'Karen's Curls' 2012 H6 Hemerocallis 'Killer' 2012 H6 Hemerocallis 'Lady Neva' 2012 H6 Hemerocallis 'Lime Frost' 2012 H6 Hemerocallis 'Mahogany Magic' 2012 H6 Hemerocallis 'Mary's Gold' 2012 H6 Hemerocallis 'Moonlit Masquerade' 2012 H6 Hemerocallis 'North Wind Dancer' 2012 H6 Hemerocallis 'Old Tangiers' 2012 H6 Hemerocallis 'Performance Anxiety' 2012 H6 Hemerocallis 'Pink Damask' 1993 H7 Hemerocallis 'Primal Scream' 2012 H6 Hemerocallis 'Radiant Moonbeam' 2012 H6 Hemerocallis 'Red Precious' 1993 H7 Hemerocallis 'Ruby Spider' 2012 H6 Hemerocallis 'Running Late' 2012 H6 Hemerocallis 'Russian Rhapsody' 2012 H6 Hemerocallis 'Selma Longlegs' 2012 H6 Hemerocallis 'Serena Sunburst' 2012 H6 Hemerocallis 'Sir Modred' 2012 H6 Hemerocallis 'Spider Man' 2012 H6 Hemerocallis 'Stafford' 2012 H7 Hemerocallis 'Strawberry Candy' 2012 H6 Hemerocallis 'Tuxedo Junction' 2012 H6 Hepatica nobilis 1993 H5 Hepatica transsilvanica 1993 H5 Heptacodium miconioides 2012 H5 Hesperantha coccinea 'Jennifer' 1993 H4 Hesperantha coccinea 'Major' 1993 H4 Hesperantha coccinea 'Sunrise' 1993 H4 Hesperantha coccinea 'Wilfred H. Bryant' 2012 H4 Heuchera 'Can-can' 2001 H6 Heuchera 'Fireworks' 2001 H6 Heuchera 'Magic Wand' 2001 H6 Heuchera 'Molly Bush' 2001 H6 Heuchera 'Purple Petticoats' 2001 H6 Heuchera 'Raspberry Regal' 2001 H6 Heuchera 'Regina' 2001 H6 Heuchera 'Sashay' 2001 H6 Heuchera 'Scintillation' 1993 H6 x Heucherella 'Kimono' 2001 H6 x Heucherella tiarelloides 1993 H6 scandens 1993 H1c Hibiscus moscheutos Southern Belle Group 2012 H2 Hibiscus mutabilis 2012 H1b Hibiscus rosa-sinensis 'Cooperi' (v) 2002 H1b Hibiscus schizopetalus 1993 H1b Hibiscus syriacus [Blue Chiffon] = 'Notwood3' 2012 H5 Hibiscus syriacus 'Diana' 2003 H5 Hibiscus syriacus 'Hamabo' 1993 H5 Hibiscus syriacus [Lavender Chiffon] = 'Notwoodone' 2003 H5 Hibiscus syriacus 'Meehanii' (v) 2002 H5 Hibiscus syriacus 'Oiseau Bleu' 1993 H5 Hibiscus syriacus 'Red Heart' 1993 H5 Hibiscus syriacus [White Chiffon] = 'Notwoodtwo' (d) 2002 H5 Hibiscus syriacus 'William R. Smith' 2002 H5 Hibiscus syriacus 'Woodbridge' 1993 H5 Hippeastrum x acramannii 2012 H2 Hippeastrum 'Apple Blossom' 2012 H2 Hippeastrum 'Bestseller' 1993 H2 Hippeastrum (Diamond Group) 'Charisma' 2012 H2 Hippeastrum (Galaxy Group) 'Benfica' 2012 H2 Hippeastrum (Galaxy Group) 'Orange Souvereign' 1993 H2 Hippeastrum (Galaxy Group) 'Red Lion' 2012 H2 Hippeastrum x johnsonii hort. 2012 H2 Hippeastrum 'Magic Green' 2012 H2 Hippeastrum papilio 2002 H1c Hippeastrum (Spider Group) 'Chico' 2012 H2 Hippeastrum (Spider Group) 'Evergreen' 2012 H2 Hippeastrum 'Star of Holland' 1993 H2 Hippophae rhamnoides 'Leikora' (f) 2012 H7 Hippophae rhamnoides 'Pollmix' (m) 2012 H7 'Glory of Amlwch' 1993 H4

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Hoheria lyallii 1993 H4 Hoheria populnea 'Alba Variegata' (v) 2012 H3 Hoheria sexstylosa 'Stardust' 1995 H4 Hosta 'Abiqua Drinking Gourd' 2012 H7 Hosta 'Allegan Fog' (v) 2012 H7 Hosta 'Alligator Shoes' (v) 2012 H7 Hosta 'Ani Machi' (v) 2012 H7 Hosta 'Atlantis' (v) 2012 H7 Hosta 'Aureomarginata' (montana) (v) 2012 H7 Hosta 'Aureomarginata' (ventricosa) (v) 1993 H7 Hosta 'Baby Bunting' 2012 H7 Hosta 'Barbara Ann' (v) 2012 H7 Hosta 'Big Daddy' (sieboldiana hybrid) (v) 2012 H7 Hosta 'Blue Angel' (sieboldiana) 1993 H7 Hosta 'Blue Arrow' 2012 H7 Hosta 'Blue Mouse Ears' 2012 H7 Hosta 'Captain Kirk' (v) 2012 H7 Hosta 'Cathedral Windows' (v) 2012 H7 Hosta 'Cherish' 2012 H7 Hosta 'Chinese Sunrise' (v) 2012 H7 Hosta 'Christmas ' (v) 2012 H7 Hosta 'Climax' (v) 2012 H7 Hosta 'Cracker Crumbs' (v) 2012 H7 Hosta 'Crusader' (v) 2012 H7 Hosta 'Daybreak' 2012 H7 Hosta 'Deep Blue Sea' 2012 H7 Hosta 'Devon Green' 2012 H7 Hosta 'Dragon Tails' 2012 H7 Hosta 'Dream Weaver' (v) 2012 H7 Hosta 'Earth Angel' (v) 2012 H7 Hosta (Tardiana Group) 'El Niño' (v) 2012 H7 Hosta 'Fire and Ice' (v) 2012 H7 Hosta 'Fire Island' 2012 H7 Hosta 'Fireworks' (v) 2012 H7 Hosta 'First Frost' (v) 2012 H7 Hosta 'Formal Attire' (sieboldiana hybrid) (v) 2012 H7 Hosta fortunei var. aureomarginata (v) 1993 H7 Hosta 'Fragrant Bouquet' (v) 2012 H7 Hosta 'Francee' (fortunei) (v) 1993 H7 Hosta 'Frances Williams' (sieboldiana) (v) 1993 H7 Hosta 'Frosted Jade' (v) 2012 H7 Hosta 'Ginko Craig' (v) 2012 H7 Hosta 'Gold Standard' (fortunei) (v) 2012 H7 Hosta 'Golden Tiara' (v) 1993 H7 Hosta 'Green with Envy' (v) 2012 H7 Hosta 'Guacamole' (v) 2012 H7 Hosta 'Guardian Angel' (sieboldiana) 2012 H7 Hosta 'Gypsy Rose' 2012 H7 Hosta (Tardiana Group) 'Hadspen Blue' 2012 H7 Hosta (Tardiana Group) 'Halcyon' 1993 H7 Hosta 'Island Charm' (v) 2012 H7 Hosta (Tardiana Group) 'June' (v) 2004 H7 Hosta 'Krossa Regal' 1993 H7 Hosta 'Lady Isobel Barnett' (v) 2012 H7 Hosta 'Leading Lady' 2012 H7 Hosta 'Liberty' (v) 2012 H7 Hosta 'Little Wonder' (v) 2012 H7 Hosta 'Love Pat' 1993 H7 Hosta 'Minuteman' (fortunei) (v) 2012 H7 Hosta 'Niagara Falls' 2012 H7 Hosta 'Night before Christmas' (v) 2012 H7 Hosta 'One Man's Treasure' 2012 H7 Hosta 'Orange Marmalade' (v) 2012 H7 Hosta 'Paradise Puppet' (venusta) 2012 H7 Hosta 'Patriot' (v) 2012 H7 Hosta 'Paul's Glory' (v) 2012 H7 Hosta plantaginea var. japonica 1993 H7 Hosta 'Popo' 2012 H7 Hosta 'Praying Hands' (v) 2012 H7 Hosta 'Regal Splendor' (v) 2012 H7 Hosta 'Remember Me' 2012 H7 Hosta 'Revolution' (v) 2012 H7 Hosta 'Royal Standard' 1993 H7 Hosta 'Sagae' (v) 1993 H7 Hosta 'Satisfaction' (v) 2012 H7 Hosta 'Shining Tot' 2012 H7 Hosta sieboldiana var. elegans 1993 H7 Hosta 'Silver Bay' 2012 H7 Hosta 'Snowden' 2012 H7 Hosta 'Spilt Milk' (tokudama) (v) 2012 H7 Hosta 'Stained Glass' (v) 2012 H7 Hosta 'Striptease' (fortunei) (v) 2012 H7 Hosta 'Sum and Substance' 1993 H7 Hosta 'Summer Music' (v) 2012 H7 Hosta 'Tea at Bettys' 2012 H7

33 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Hosta tokudama f. flavocircinalis (v) 2012 H7 Hosta 'Torchlight' (v) 2012 H7 Hosta 'Touch of Class' (v) 2012 H7 Hosta undulata var. undulata (v) 1993 H7 Hosta ventricosa 1993 H7 Hosta venusta 1993 H7 Hosta 'Victory' 2012 H7 Hosta 'War Paint' 2012 H7 Hosta 'Whirlwind' (fortunei) (v) 2012 H7 Hosta 'Wide Brim' (v) 1993 H7 Hosta 'Wolverine' (v) 2012 H7 Howea belmoreana 2002 H1b Howea forsteriana 1993 H1b Hoya carnosa 1993 H2 Hoya carnosa 'Exotica' (v) 1993 H2 Hoya lanceolata subsp. bella 1993 H1c Huernia guttata 2012 H1b Huernia hystrix 2012 H1b Huernia pillansii 2012 H1b Huernia thurettii 2012 H1b Huernia zebrina 2012 H1b Humulus lupulus 'Aureus' 1993 H6 Hunnemannia fumariifolia 'Sunlite' 2003 H3 Hyacinthoides italica 2003 H4 Hyacinthus orientalis 'Aida' 2012 H4 Hyacinthus orientalis 'Anna Marie' 1993 H4 Hyacinthus orientalis 'Blue Festival' 2008 H4 Hyacinthus orientalis 'Blue Jacket' 1993 H4 Hyacinthus orientalis 'Chicago' 2012 H4 Hyacinthus orientalis 'City of Haarlem' 1993 H4 Hyacinthus orientalis 'Delft Blue' 1993 H4 Hyacinthus orientalis 'Dynasty' 2012 H4 Hyacinthus orientalis 'Fairy White' 2012 H4 Hyacinthus orientalis 'Gipsy Queen' 1993 H4 Hyacinthus orientalis 'Hollyhock' (d) 2008 H4 Hyacinthus orientalis 'Jan Bos' 2008 H4 Hyacinthus orientalis 'L'Innocence' 1993 H4 Hyacinthus orientalis 'Miss Saigon' 2008 H4 Hyacinthus orientalis 'Ostara' 1993 H4 Hyacinthus orientalis 'Paul Hermann' 2008 H4 Hyacinthus orientalis 'Pink Angel' 2012 H4 Hyacinthus orientalis 'Pink Festival' 2008 H4 Hyacinthus orientalis 'Royal Navy' (d) 2012 H4 Hyacinthus orientalis 'White Festival' 2008 H4 Hyacinthus orientalis 'Yellow Queen' 2008 H4 Hydrangea anomala subsp. petiolaris 1993 H5 Hydrangea arborescens 'Annabelle' 1993 H6 Hydrangea aspera 'Anthony Bullivant' 2012 H5 Hydrangea aspera 'Macrophylla' 1993 H5 Hydrangea aspera 'Peter Chappell' 2012 H5 Hydrangea aspera (Villosa Group) 'Velvet and Lace' 2012 H5 Hydrangea involucrata 'Viridescens' 2012 H4 Hydrangea involucrata 'Yohraku-tama' 2012 H4 Hydrangea macrophylla 'Altona' (H) 1993 H5 Hydrangea macrophylla 'Bläuling' (Teller Series) (L) 2012 H5 Hydrangea macrophylla 'Blaumeise' (Teller Series) (L) 2012 H5 Hydrangea macrophylla 'Europa' (H) 1993 H5 Hydrangea macrophylla 'Générale Vicomtesse de Vibraye' (H) 1993 H5 Hydrangea macrophylla 'Hanabi' (L/d) 2012 H5 Hydrangea macrophylla 'Kardinal' (Teller Series) (L) 2012 H5 Hydrangea macrophylla 'Klaveren' (L) 2012 H5 Hydrangea macrophylla 'Lanarth White' (L) 1993 H5 Hydrangea macrophylla 'Libelle' (Teller Series) (L) 2012 H5 Hydrangea macrophylla 'Love You Kiss' (Hovaria Series) (L) 2012 H5 Hydrangea macrophylla 'Madame Emile Mouillère' (H) 1993 H5 Hydrangea macrophylla 'Mariesii Lilacina' (L) 1999 H5 Hydrangea macrophylla 'Möwe' (Teller Series) (L) 1993 H5 Hydrangea macrophylla 'Nachtigall' (Teller Series) (L) 2012 H5 Hydrangea macrophylla 'Parzifal' (H) 1993 H5 Hydrangea macrophylla 'Pfau' (Teller Series) (L) 2012 H5 Hydrangea macrophylla 'Quadricolor' (L/v) 2012 H5 Hydrangea macrophylla 'Rotschwanz' (Teller Series) (L) 2012 H5 Hydrangea macrophylla 'Tokyo Delight' (L) 1999 H5 Hydrangea macrophylla 'Veitchii' (L) 1993 H5 Hydrangea macrophylla 'Westfalen' (H) 1993 H5 Hydrangea macrophylla 'Zorro' (L) 2012 H5 Hydrangea paniculata 'Big Ben' 2008 H5 Hydrangea paniculata 'Limelight' 2008 H5 Hydrangea paniculata 'Phantom' 2008 H5 Hydrangea paniculata [Pink Diamond] = 'Interhydia' 2002 H5 Hydrangea paniculata [Pinky-Winky] = 'Dvppinky' 2008 H5 Hydrangea paniculata 'Silver Dollar' 2008 H5 Hydrangea 'Preziosa' 1993 H4 Hydrangea quercifolia [Snow Queen] = 'Flemygea' 2012 H5 Hydrangea quercifolia [Snowflake] = 'Brido' (d) 2012 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Hydrangea serrata 'Beni-yama' (L) 2012 H5 Hydrangea serrata 'Bluebird' (L) 1993 H5 Hydrangea serrata 'Diadem' (L) 1999 H5 Hydrangea serrata 'Fuji-no-taki' (L/d) 2012 H5 Hydrangea serrata 'Grayswood' (L) 1993 H5 Hydrangea serrata 'Kiyosumi' (L) 2012 H5 Hydrangea serrata 'Miranda' (L) 1999 H5 Hydrangea serrata 'Miyama-yae-murasaki' (L/d) 2012 H5 Hydrangea serrata 'Rosalba' (L) 1993 H5 Hydrangea serrata 'Shirofuji' (L/d) 2012 H5 Hydrangea serrata 'Shojo' 2012 H5 Hydrangea serrata 'Tiara' (L) 1999 H5 Hymenocallis x festalis 2002 H1c Hymenocallis 'Sulphur Queen' 2002 H1c Hypericum calycinum 'Brigadoon' 2012 H5 Hypericum forrestii 1993 H5 Hypericum [Golden Beacon] = 'Wilhyp' 2012 H5 Hypericum x hidcoteense 'Hidcote' 1993 H5 Hypericum kouytchense 1993 H5 Hypericum x moserianum 1993 H5 Hypericum olympicum 1993 H5 Hypericum olympicum f. uniflorum 'Citrinum' 1993 H5 Hypericum 'Rowallane' 1993 H4 Hypoestes phyllostachya (v) 1993 H1b Iberis gibraltarica 'Betty Swainson' 2012 H4 Iberis sempervirens 'Snowflake' 1993 H5 Ilex x altaclerensis 'Belgica Aurea' (f/v) 1993 H6 Ilex x altaclerensis 'Camelliifolia' (f) 1993 H6 Ilex x altaclerensis 'Golden King' (f/v) 1993 H6 Ilex x altaclerensis 'Lawsoniana' (f/v) 1993 H6 Ilex aquifolium 1993 H6 Ilex aquifolium 'Amber' (f) 1995 H6 Ilex aquifolium 'Argentea Marginata' (f/v) 1993 H6 Ilex aquifolium 'Ferox Argentea' (m/v) 1993 H6 Ilex aquifolium 'Golden Queen' (m/v) 1993 H6 Ilex aquifolium 'Handsworth New Silver' (f/v) 1993 H6 Ilex aquifolium 'J.C. van Tol' (f) 1993 H6 Ilex aquifolium 'Madame Briot' (f/v) 1993 H6 Ilex aquifolium 'Pyramidalis' (f) 1993 H6 Ilex aquifolium 'Pyramidalis Fructu Luteo' (f) 1993 H6 Ilex aquifolium 'Silver Queen' (m/v) 1993 H6 Ilex x aquipernyi [Dragon Lady] = 'Meschick' (f) 2012 H6 Ilex crenata 'Convexa' (f) 1993 H6 Ilex crenata (Fastigata Group) 'Fastigiata' (f) 2012 H6 Ilex crenata 'Golden Gem' (f/v) 1993 H6 Ilex crenata 'Green Hedger' 2012 H6 Ilex x koehneana 'Chestnut Leaf' (f) 1993 H5 Ilex x meserveae [Blue Prince] = 'Conablu' (m) 2012 H6 Ilex x meserveae [Blue Princess] = 'Conapri' (f) 2012 H6 Impatiens niamniamensis 2012 H1b Impatiens pseudoviola 2012 H1b Impatiens repens 1993 H1c Impatiens sodenii 2012 H1c Indigofera 'Claret Cascade' 2011 H5 Indigofera heterantha 1993 H5 Indigofera howellii 'Reginald Cory' 2011 H5 Indigofera pendula 'Shangri-La' 2011 H5 Indocalamus tessellatus 2002 H4 Inula magnifica 'Sonnenstrahl' 2002 H7 Iochroma australe 2012 H3 Ipheion 'Alberto Castillo' 2012 H4 Ipheion 'Rolf Fiedler' 1993 H3 Ipheion uniflorum 'Froyle Mill' 1993 H5 Ipheion uniflorum 'Wisley Blue' 1993 H5 Ipomoea indica 1993 H1c Ipomoea tricolor 'Heavenly Blue' 1993 H1c Iresine herbstii 2012 H1c Iris 'Adrienne Taylor' (SDB) 1993 H7 Iris albicans 1994 H5 Iris 'Alizes' (TB) 2000 H7 Iris 'Allison Elizabeth' (BB) 2004 H7 Iris 'Ambroisie' (TB) 2006 H7 Iris 'Among Friends' (MTB) 2011 H7 Iris 'Andalou' (TB) 2006 H7 Iris 'Annemarie Troeger' (Sib) 1996 H7 Iris 'Apricot Drops' (MTB) 2004 H7 Iris 'Arnold Sunrise' (CH) 1993 H5 Iris aucheri 1994 H4 Iris 'Banbury Beauty' (CH) 1993 H4 Iris 'Bangles' (MTB) 2007 H7 Iris ''s Knees' (SDB) 2004 H7 Iris 'Belise' (Spuria) 1994 H7 Iris 'Berlin Ruffles' (Sib) 1995 H7 Iris 'Berlin Tiger' (SpH) 2002 H7 Iris 'Bibury' (SDB) 1993 H7

35 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Iris 'Big Money' (CH) 1994 H4 Iris 'Blackbeard' (BB) 1998 H7 Iris 'Blue Bossa' (CH) 2006 H4 Iris 'Bluebeard's Ghost' (SDB) 2009 H7 Iris 'Bournemouth Beauty' (Sib) 2002 H7 Iris 'Brave New World' (TB) 2006 H7 Iris 'Breakers' (TB) 1996 H7 Iris 'Broadleigh Carolyn' (CH) 1994 H5 Iris 'Brown Lasso' (BB) 1993 H7 Iris bucharica Foster 1994 H5 Iris 'Bumblebee Deelite' (MTB) 2002 H7 Iris 'Butter and Sugar' (Sib) 1995 H7 Iris 'Cambridge' (Sib) 1993 H7 Iris 'Cameo Queen' (SDB) 2007 H7 Iris 'Carolyn Rose' (MTB) 1999 H7 Iris 'Cee Jay' (IB) 2002 H7 Iris 'Chance Beauty' (SpH) 2002 H7 Iris 'Chickee' (MTB) 2002 H7 Iris chrysographes 1994 H7 Iris 'Clyde Redmond' (La) 2005 H5 Iris confusa 1994 H4 Iris 'Cranapple' (BB) 2002 H7 Iris 'Cranbrook' (IB) 2007 H7 Iris crocea 1994 H7 Iris 'Dawning' (TB) 2006 H7 Iris delavayi 1994 H7 Iris 'Delicate Lady' (IB) 2002 H7 Iris 'Destination' (Spuria) 1998 H7 Iris 'Diabolique' (TB) 2009 H7 Iris 'Dover Castle' (BB) 2011 H7 Iris 'Early Light' (TB) 1993 H7 Iris 'Eileen Louise' (TB) 2000 H7 Iris 'El Torito' (SDB) 2004 H7 Iris 'Elegant Lass' (BB) 2007 H7 Iris 'Enriched' (MTB) 2007 H7 Iris ensata 'Aldridge Snow Maiden' 1999 H7 Iris ensata 'Aldridge Visitor' 1999 H7 Iris ensata 'Alpine Majesty' 2005 H7 Iris ensata 'Barr Purple East' 1999 H7 Iris ensata 'Caprician Butterfly' 1999 H7 Iris ensata 'Crystal Halo' 2011 H7 Iris ensata 'Flying Tiger' 1995 H7 Iris ensata 'Frilled Enchantment' 2005 H7 Iris ensata 'Hue and Cry' 1996 H7 Iris ensata 'Katy Mendez' 1995 H7 Iris ensata 'Mancunian' 1996 H7 Iris ensata 'Murasame' 2002 H7 Iris ensata 'Returning Tide' 1996 H7 Iris ensata 'Rose Queen' 1995 H7 Iris ensata 'Southern Son' 1995 H7 Iris ensata 'Summer Storm' 1996 H7 Iris ensata 'The Great Mogul' 1996 H7 Iris ensata 'Variegata' (v) 1995 H7 Iris 'Eyebright' (SDB) 1993 H7 Iris 'Falcon's Crest' (Spuria) 2006 H7 Iris 'Feu du Ciel' (TB) 2003 H7 Iris 'Fierce Fire' (IB) 1994 H7 Iris 'Flirting Again' (SDB) 2007 H7 Iris 'Floating World' (CH) 2000 H5 Iris 'Florentina' (IB/TB) 1994 H7 Iris foetidissima 1994 H5 Iris foetidissima 'Variegata' (v) 1994 H5 Iris forrestii 1994 H7 Iris 'Fritillary Flight' (IB) 1999 H7 Iris 'Frosted Biscuit' (TB) 2003 H7 Iris fulva 2004 H5 Iris x fulvala 1994 H5 Iris 'George' (Reticulata) 2002 H7 Iris 'Going Home' (TB) 2006 H7 Iris graminea 1994 H7 Iris 'Green Spot' (SDB) 1993 H7 Iris 'Gwyneth Evans' (BB) 1999 H7 Iris 'Gypsy Romance' (TB) 2003 H7 Iris 'Handshake' (TB) 2006 H7 Iris 'Harpswell Happiness' (Sib) 1996 H7 Iris 'Headcorn' (MTB) 2004 H7 Iris 'Helen Dawn' (TB) 2009 H7 Iris 'Hello Darkness' (TB) 2003 H7 Iris 'Hohe Warte' (Sib) 2005 H7 Iris 'Holden Clough' (SpH) 1993 H7 Iris 'Holidaze' (IB) 2011 H7 Iris 'Honeyplic' (IB) 2002 H7 Iris hoogiana 1994 H4 Iris 'Ice Dancer' (TB) 1993 H7 Iris 'Iced Tea' (TB) 2006 H7

36 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Iris 'Ila Crawford' (Spuria) 1998 H7 Iris 'Impetuous' (BB) 2002 H7 Iris 'Innocent Heart' (IB) 1995 H7 Iris 'Jane Phillips' (TB) 1993 H7 Iris 'Janine Louise' (TB) 2000 H7 Iris japonica 1994 H4 Iris japonica 'Variegata' (v) 1994 H4 Iris 'Katharine Hodgkin' (Reticulata) 1996 H7 Iris 'Katie-Koo' (IB) 1994 H7 Iris kerneriana 1994 H4 Iris 'Kiss of Summer' (TB) 2006 H7 Iris laevigata 'Variegata' (v) 1994 H7 Iris 'Langport Wren' (IB) 1999 H7 Iris 'Lark Rise' (TB) 2000 H7 Iris lazica 1994 H5 Iris 'Loose Valley' (MTB) 2002 H7 Iris 'Lucky Devil' (Spuria) 2006 H7 Iris 'Lucy's Gift' (MTB) 2004 H7 Iris lutescens 1994 H7 Iris magnifica 1994 H5 Iris 'Mary Constance' (IB) 1999 H7 Iris 'Mary McIlroy' (SDB) 1993 H7 Iris 'Maui Moonlight' (IB) 1994 H7 Iris 'Maui Surf' (BB) 2004 H7 Iris 'Medway Valley' (MTB) 2004 H7 Iris 'Mer du Sud' (TB) 2003 H7 Iris 'Michael Paul' (SDB) 1999 H7 Iris 'Midnight Web' (IB) 2000 H7 Iris milesii 1994 H3 Iris 'Morning's Blush' (SDB) 2002 H7 Iris 'Morwenna' (TB) 1996 H7 Iris 'Norfolk Belle' (TB) 2006 H7 Iris orientalis Mill. 1994 H7 Iris 'Orinoco Flow' (BB) 1995 H7 Iris pallida Lam. 'Variegata' Hort. (v) 1994 H7 Iris 'Paul Black' (TB) 2009 H7 Iris 'Perfect Vision' (Sib) 1996 H7 Iris 'Peter Hewitt' (Sib) 2005 H7 Iris 'Phil Keen' (TB) 1996 H7 Iris 'Philippa Baughen' (Spuria) 2006 H7 Iris 'Pixie' (Reticulata) 2005 H7 Iris 'Plissée' (Sib) 1999 H7 Iris 'Princess Bride' (BB) 2007 H7 Iris 'Professor Blaauw' (Dut) 1994 H5 Iris 'Prudy' (BB) 1999 H7 Iris 'Prussian Blue' (Sib) 1999 H7 Iris pseudacorus 'Roy Davidson' 2002 H7 Iris pseudacorus 'Variegata' (v) 1994 H7 Iris 'Pumpin' Iron' (SDB) 2007 H7 Iris 'Pure Allure' (SDB) 2004 H7 Iris 'Queen's Circle' (TB) 2006 H7 Iris 'Rain Dance' (SDB) 1995 H7 Iris 'Raspberry Blush' (IB) 1994 H7 Iris 'Reg Wall' (TB) 2006 H7 Iris 'Regal Surprise' (SpH) 2005 H7 Iris 'Regency Belle' (Sib) 1996 H7 Iris x robusta 'Dark Aura' 2005 H7 Iris 'Ruffled Velvet' (Sib) 1993 H7 Iris 'Salamander Crossing' (Sib) 2011 H7 Iris sanguinea 1994 H7 Iris 'Sarah Taylor' (SDB) 1994 H7 Iris setosa 1994 H7 Iris 'Severn Side' (TB) 1996 H7 Iris 'Shaker's Prayer' (Sib) 2005 H7 Iris 'Shall We Dance' (Sib) 1999 H7 Iris 'Shelford Giant' (Spuria) 1994 H7 Iris 'Sherbet Lemon' (IB) 1995 H7 Iris 'Shirley Chandler' (IB) 2007 H7 Iris 'Shirley Pope' (Sib) 1995 H7 Iris 'Silver Edge' (Sib) 1995 H7 Iris 'Sindpers' (J) 1996 H7 Iris sintenisii 1994 H5 Iris 'Soft Blue' (Sib) 1995 H7 Iris 'Spring Blush' (MTB) 2011 H7 Iris 'Staplehurst' (MTB) 2004 H7 Iris 'Starwoman' (IB) 2011 H7 Iris 'Stepping Out' (TB) 1993 H7 Iris 'Stinger' (SDB) 2002 H7 Iris 'Strawberry Fair' (Sib) 2008 H7 Iris 'Sun Doll' (SDB) 1999 H7 Iris 'Sunrise in Sonora' (Spuria) 2002 H7 Iris 'Sunset Colors' (Spuria) 2002 H7 Iris 'Superstition' (TB) 1993 H7 Iris 'Tango Music' (SpH) 2005 H7 Iris 'Teasaucer Hill' (MTB) 2009 H7

37 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Iris 'Templecloud' (IB) 1995 H7 Iris 'Thornbird' (TB) 2000 H7 Iris 'Titan's Glory' (TB) 1993 H7 Iris 'Tom Johnson' (TB) 2006 H7 Iris unguicularis 'Mary Barnard' 2002 H5 Iris variegata 1994 H7 Iris 'Wealden Butterfly' (Sib) 2005 H7 Iris 'Welfenprinz' (Sib) 1995 H7 Iris wilsonii 1994 H7 Iris winogradowii 1994 H7 Itea ilicifolia 1993 H5 Itea virginica 'Henry's Garnet' 2012 H5 Jacaranda mimosifolia 2012 H1c Jasminum angulare 2002 H2 Jasminum azoricum 1993 H2 Jasminum grandiflorum L. 'De Grasse' 2002 H2 Jasminum humile 'Revolutum' 1993 H5 Jasminum laurifolium f. nitidum 2012 H2 Jasminum mesnyi 1993 H3 Jasminum nudiflorum 1993 H5 Jasminum officinale 'Argenteovariegatum' (v) 1993 H5 Jasminum officinale [Fiona Sunrise] = 'Frojas' 2012 H5 Jasminum officinale 'Inverleith' 2002 H5 Jasminum polyanthum 1993 H2 Jasminum sambac 2002 H2 Jatropha podagrica 2002 H1a Jovellana violacea 1993 H2 Juglans nigra (F) 1993 H6 Juglans regia 'Broadview' (F) 2012 H6 Juglans regia 'Buccaneer' (F) 2012 H6 Juglans regia 'Laciniata' 2012 H6 Juniperus chinensis 'Aurea' 1993 H6 Juniperus chinensis 'Blaauw' 1993 H6 Juniperus chinensis 'Blue Alps' 2012 H6 Juniperus chinensis 'Kaizuka' 1993 H6 Juniperus chinensis 'Plumosa Aurea' 1993 H6 Juniperus chinensis 'Pyramidalis' 1993 H6 Juniperus communis 'Compressa' 1993 H7 Juniperus communis 'Green Carpet' 1993 H7 Juniperus communis 'Hibernica' 1993 H7 Juniperus communis 'Repanda' 1993 H7 Juniperus 'Grey Owl' 1993 H7 Juniperus horizontalis 'Golden Carpet' 2012 H7 Juniperus horizontalis [Icee Blue] = 'Monber' 2012 H7 Juniperus horizontalis 'Limeglow' 2012 H7 Juniperus x pfitzeriana 'Carbery Gold' 2012 H7 Juniperus x pfitzeriana 'Old Gold' 1993 H7 Juniperus x pfitzeriana 'Sulphur Spray' 1993 H7 Juniperus procumbens 'Nana' 1993 H7 Juniperus rigida subsp. conferta 'All Gold' 2012 H6 Juniperus rigida subsp. conferta 'Schlager' 2012 H6 Juniperus scopulorum 'Blue Arrow' 2012 H7 Juniperus squamata 'Blue Carpet' 1993 H7 Juniperus squamata 'Blue Star' 1993 H7 Juniperus squamata 'Holger' 1993 H7 Justicia brandegeeana 1993 H1b Justicia rizzinii 1993 H1b Kalanchoe beharensis 2002 H1b Kalanchoe beharensis 'Fang' 2012 H1b Kalanchoe blossfeldiana 2012 H1b Kalanchoe luciae 2012 H1b Kalanchoe manginii 2002 H1b Kalanchoe marmorata 2002 H1b Kalanchoe pumila 1993 H1b Kalanchoe 'Tessa' 1993 H1b Kalanchoe tomentosa 1993 H1b Kalanchoe 'Wendy' 1993 H1b Kalmia angustifolia 1993 H4 Kalmia angustifolia f. rubra 2002 H6 Kalmia latifolia 'Freckles' 2002 H6 Kalmia latifolia 'Little Linda' 2002 H6 Kalmia latifolia 'Olympic Fire' 2002 H6 Kalmia latifolia 'Pink Charm' 2002 H6 Kedrostis africana 2012 H1c Kerria japonica 'Golden Guinea' 1993 H5 Kerria japonica 'Pleniflora' (d) 1993 H5 Kirengeshoma palmata Koreana Group 2012 H7 Kniphofia 'Barton Fever' 2009 H6 Kniphofia '' Sunset' 1993 H5 Kniphofia 'Brimstone' Bloom 1993 H5 Kniphofia 'Buttercup' 1993 H5 Kniphofia 'Coral Flame' 2009 H5 Kniphofia 'Fiery Fred' 2009 H6 Kniphofia galpinii Baker 1993 H4 Kniphofia 'Incandesce' 2009 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Kniphofia 'Innocence' 2009 H4 Kniphofia 'Jonathan' 2009 H5 Kniphofia 'Moonstone' 2008 H5 Kniphofia 'Nobilis' 1993 H6 Kniphofia northiae 2006 H4 Kniphofia 'Penny Rockets' 2008 H6 Kniphofia 'Primrose Upward' 2009 H6 Kniphofia 'Rich Echoes' 2009 H5 Kniphofia rooperi 2004 H5 Kniphofia 'Royal Standard' 1993 H5 Kniphofia 'Safranvogel' 2009 H4 Kniphofia 'Samuel's Sensation' Samuel 1993 H5 Kniphofia 'Sunningdale Yellow' 1993 H6 Kniphofia 'Tawny King' 2009 H5 Kniphofia thomsonii var. thomsonii 'Stern's Trip' 2009 H4 Kniphofia 'Timothy' 2009 H5 Kniphofia 'Toffee Nosed' 1993 H5 Kniphofia 'Wrexham Buttercup' 2009 H6 Koelreuteria paniculata 'Coral Sun' 2012 H5 Kohleria eriantha 1993 H1c Kohleria 'Jester' 2002 H1c Kohleria 'Strawberry Fields' 1993 H1c Kohleria 'Tane' 1993 H1c Kohleria warszewiczii 1993 H1c Kolkwitzia amabilis 'Pink Cloud' 1993 H5 Laburnum x watereri 'Vossii' 1993 H6 Lachenalia bulbifera 2002 H2 Lachenalia bulbifera 'George' 2002 H2 Lachenalia contaminata 2002 H2 Lachenalia corymbosa 2012 H2 Lachenalia ensifolia subsp. ensifolia 2012 H2 Lachenalia flava 1993 H2 Lachenalia longituba 2012 H3 Lachenalia 'Namakwa' (African Beauty Series) 2014 H1c Lachenalia orchioides 2002 H2 Lachenalia pustulata 2002 H2 Lachenalia quadricolor 1993 H2 Lachenalia 'Rupert' (African Beauty Series) 2012 H2 Lachenalia vanzyliae 2002 H2 Lachenalia viridiflora 2002 H2 Lagerstroemia indica 1993 H1c Lamprocapnos spectabilis 1993 H7 Lamprocapnos spectabilis 'Alba' 1993 H7 Lapageria rosea 1993 H3 Lapageria rosea var. albiflora 2012 H3 Larix decidua 'Puli' 2012 H7 Larix kaempferi 'Blue Dwarf' 2012 H7 Larix kaempferi 'Nana' Neumann 2012 H7 AGM confirmed 2014 Larix kaempferi 'Stiff Weeper' 2012 H7 Lathyrus grandiflorus 2012 H7 Lathyrus latifolius 1993 H7 Lathyrus latifolius 'Albus' 1998 H7 Lathyrus latifolius 'Rosa Perle' 1997 H7 Lathyrus latifolius 'White Pearl' 1993 H7 Lathyrus odoratus 'America' 1995 H2 Reconfirmed 2014 Lathyrus odoratus 'Aphrodite' 2012 H2 Lathyrus odoratus 'Aurora Borealis' 2007 H2 Lathyrus odoratus 'Ballerina Blue' 2003 H2 Lathyrus odoratus 'Bobby's Girl' 2000 H2 Lathyrus odoratus 'Bounce Mid Blue' 2014 H2 Lathyrus odoratus 'Bounce Navy Blue' 2014 H2 Lathyrus odoratus 'Bramdean' 2008 H2 Lathyrus odoratus 'Bristol' 1999 H2 Lathyrus odoratus 'Brook Hall' 2002 H2 Lathyrus odoratus 'Cathy' 2002 H2 Lathyrus odoratus 'Charlie's Angel' 1993 H2 Lathyrus odoratus 'Chris Harrod' 2006 H2 Lathyrus odoratus 'Dorothy Eckford' 1995 H2 Reconfirmed 2014 Lathyrus odoratus 'Duo Salmon' 2010 H2 Lathyrus odoratus 'Evening Glow' 1996 H2 Lathyrus odoratus 'First Flame' 2002 H2 Lathyrus odoratus 'Gwendoline' 1998 H2 Lathyrus odoratus 'Hannah's Harmony' 1996 H2 Reconfirmed 2014 Lathyrus odoratus 'Heathcliff' 2003 H2 Lathyrus odoratus 'High Scent' 2008 H2 Lathyrus odoratus 'Jacqueline Heather' 2014 H2 Lathyrus odoratus 'Janet Scott' 1995 H2 Reconfirmed 2014 Lathyrus odoratus 'Jilly' 1994 H2 Lathyrus odoratus 'John Gray' 2009 H2 Lathyrus odoratus 'Just Julia' 2012 H2 Lathyrus odoratus 'King Edward VII' 1995 H2 Reconfirmed 2014 Lathyrus odoratus 'Lauren Landy' 2011 H2 Lathyrus odoratus 'Lipstick' 2010 H2 Lathyrus odoratus 'Margaret Joyce' 1997 H2 Lathyrus odoratus 'Matucana' 2014 H2

39 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Lathyrus odoratus 'Mrs Bernard Jones' 1994 H2 Lathyrus odoratus var. nanellus 'Cherub Crimson' 2010 H2 Lathyrus odoratus var. nanellus 'Lady T' 2011 H2 Lathyrus odoratus var. nanellus 'Lavender Sprite' 2013 H2 Lathyrus odoratus var. nanellus 'Northern Lights' (Cherub Series) 2014 H2 Lathyrus odoratus var. nanellus 'Pink Cupid' 1995 H2 Reconfirmed 2014 Lathyrus odoratus 'Noel Sutton' 1994 H2 Lathyrus odoratus 'Oklahoma' 2000 H2 Reconfirmed 2014 Lathyrus odoratus 'Pandemonium' 2014 H2 Lathyrus odoratus 'Patricia Anne' 1999 H2 Lathyrus odoratus 'Pocahontas' 1996 H2 Lathyrus odoratus 'Sicilian Pink' 1995 H2 Lathyrus odoratus 'Solway Ballerina' 2006 H2 Lathyrus odoratus 'Solway Charm' 2004 H2 Lathyrus odoratus 'Solway Classic' 2006 H2 Reconfirmed 2014 Lathyrus odoratus 'Solway Fanfare' 1996 H2 Lathyrus odoratus 'Solway Lullaby' 2004 H2 Reconfirmed 2014 Lathyrus odoratus 'Solway Sapphire' 2006 H2 Lathyrus odoratus 'Solway Serenade' 2002 H2 Reconfirmed 2014 Lathyrus odoratus 'Solway Snowflake' 2003 H2 Reconfirmed 2014 Lathyrus odoratus 'Solway Splendour' 2004 H2 Reconfirmed 2014 Lathyrus odoratus 'Somerset Lady' 2014 H2 Lathyrus odoratus 'Starlight' 2004 H2 Reconfirmed 2014 Lathyrus odoratus 'Sunset' 2002 H2 Reconfirmed 2014 Lathyrus odoratus 'Tahiti Sunrise' 1996 H2 Lathyrus odoratus 'Teresa Maureen' 1996 H2 Reconfirmed 2014 Lathyrus odoratus 'Tranquillity' 2003 H2 Lathyrus odoratus 'Valerie Harrod' 2001 H2 Lathyrus odoratus 'Wedding Day' 2001 H2 Lathyrus odoratus 'White Supreme' 1994 H2 Lathyrus odoratus 'William Willson' 2004 H2 Lathyrus odoratus 'Wretham Pink' 2008 H2 Reconfirmed 2014 Lathyrus rotundifolius 2002 H7 Lathyrus rotundifolius 'Tillyperone' 2012 H7 Lathyrus vernus 1993 H5 Lathyrus vernus 'Alboroseus' 1997 H5 Laurus nobilis 1993 H4 Laurus nobilis f. angustifolia 2012 H4 Laurus nobilis 'Aurea' 1993 H4 Lavandula angustifolia 'Beechwood Blue' 2002 H5 Lavandula angustifolia 'Folgate' 2012 H5 Lavandula angustifolia 'Hidcote' 1993 H5 Lavandula angustifolia 'Imperial Gem' 2002 H5 Lavandula angustifolia [Little Lady] = 'Batlad' 2012 H5 Lavandula angustifolia [Little Lottie] = 'Clarmo' 2002 H5 Lavandula angustifolia 'Miss Katherine' 2002 H5 Lavandula angustifolia [Miss Muffet] = 'Scholmis' 2002 H5 Lavandula angustifolia 'Nana Alba' 2002 H5 Lavandula 'Ballerina' 2012 H4 Lavandula x chaytoriae 'Richard Gray' 2002 H4 Lavandula x chaytoriae 'Sawyers' 2002 H4 Lavandula dentata var. dentata 'Royal Crown' 2002 H3 Lavandula x ginginsii 'Goodwin Creek Grey' 2012 H4 Lavandula x intermedia 'Alba' 2002 H5 Lavandula x intermedia 'Hidcote Giant' 2001 H5 Lavandula x intermedia 'Sussex' 2002 H5 Lavandula lanata 1993 H3 Lavandula [Passionné] = 'Lavsts 08' 2012 H4 Lavandula pedunculata subsp. pedunculata 'James Compton' 2012 H3 Lavandula 'Pretty Polly' 2012 H4 Lavandula 'Willow Vale' 2002 H3 Lavatera x clementii 'Bredon Springs' 1997 H5 Lavatera x clementii 'Burgundy Wine' 1997 H5 Lavatera x clementii 'Candy Floss' 1997 H5 Lavatera x clementii 'Mary Hope' 2012 H5 Lavatera x clementii [Red Rum] = 'Rigrum' 2012 H5 Lavatera x clementii 'Rosea' 1993 H5 Lavatera maritima 1993 H3 Lavatera trimestris 'Pink Beauty' (Beauty Series) 1996 H3 Lavatera trimestris 'Salmon Beauty' (Beauty Series) 1996 H3 Lavatera trimestris 'Silver Cup' 1996 H3 Lavatera trimestris 'White Beauty' (Beauty Series) 1996 H3 Leiophyllum buxifolium 1993 H5 Leptospermum scoparium 'Appleblossom' 2012 H3 Leptospermum scoparium var. incanum 'Keatleyi' 1993 H3 Leptospermum scoparium (Nanum Group) 'Kiwi' 1993 H3 Leptospermum scoparium 'Nichollsii' 1993 H3 Leptospermum scoparium 'Nichollsii Nanum' 1993 H3 Leptospermum scoparium 'Red Damask' (d) 1993 H3 Leptospermum 'Silver Sheen' 2002 H3 Lespedeza thunbergii 1993 H5 Lespedeza thunbergii subsp. thunbergii 2011 H5 Leucadendron 'Inca Gold' 2012 H1c Leucadendron 'Safari Sunset' 2012 H1c Leucanthemella serotina 1993 H7

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Leucanthemum x superbum 'T.E. Killin' (d) 1993 H4 Leucanthemum x superbum 'Wirral Supreme' (d) 1993 H5 Leucocoryne 'Andes' 2012 H3 Leucocoryne purpurea 2002 H3 Leucojum aestivum 'Gravetye Giant' 1993 H7 Leucojum vernum 1993 H5 Leucothoe fontanesiana 'Rollissonii' 1993 H6 Leucothoe [Scarletta] = 'Zeblid' 2012 H6 Lewisia brachycalyx 1993 H4 Lewisia cotyledon 1993 H4 Lewisia cotyledon var. heckneri 1993 H4 Lewisia cotyledon Sunset Group 1993 H4 Lewisia tweedyi 1993 H4 Leycesteria formosa [Golden Lanterns] = 'Notbruce' 2012 H4 Libertia chilensis 1998 H3 Ligularia 'Britt Marie Crawford' 2012 H6 Ligularia 'Gregynog Gold' 1993 H6 Ligularia 'The Rocket' 1993 H5 Ligustrum lucidum 1993 H5 Ligustrum lucidum 'Excelsum Superbum' (v) 1993 H5 Ligustrum lucidum 'Tricolor' (v) 2012 H5 Ligustrum ovalifolium 'Aureum' (v) 1993 H5 Lilium African Queen Group (VI-/a) 2002 H6 Reconfirmed 2013 Lilium 'Casa Blanca' (VIIb/b-c) 1993 H6 Reconfirmed 2013 Lilium 'Fata Morgana' (Ia/b) 2002 H6 Reconfirmed 2013 Lilium 'Garden Party' (VIIb/b) 2002 H6 Reconfirmed 2013 Lilium Golden Splendor Group (VIb-c/a) 2002 H6 Reconfirmed 2013 Lilium henryi (IXc/d) 1993 H6 Reconfirmed 2013 Lilium mackliniae (IXc/a) 2012 H5 Lilium martagon (IXc/d) 2002 H7 Reconfirmed 2013 Lilium pardalinum (IXc/d) 2002 H6 Lilium Pink Perfection Group (VIb/a) 1993 H6 Reconfirmed 2013 Lilium regale (IXb/a) 1993 H6 Reconfirmed 2013 Limnanthes douglasii 1993 H7 Lindera obtusiloba 1993 H5 Linum arboreum 1993 H4 Linum 'Gemmell's Hybrid' 1993 H4 Liquidambar acalycina 'Burgundy Flush' 2012 H6 Liquidambar styraciflua 'Lane Roberts' 1993 H6 Liquidambar styraciflua 'Palo Alto' 2012 H6 Liquidambar styraciflua 'Penwood' 2012 H6 Liquidambar styraciflua 'Slender Silhouette' 2012 H6 Liquidambar styraciflua 'Worplesdon' 1993 H6 Liriodendron chinense 2012 H6 Liriodendron tulipifera 1993 H6 Liriodendron tulipifera 'Aureomarginatum' (v) 1993 H6 Liriope muscari 1993 H5 Lithodora diffusa 'Grace Ward' 1993 H5 Lithodora diffusa 'Heavenly Blue' 1993 H5 Lithodora oleifolia 1993 H4 aucampiae 2002 H2 Lithops bromfieldii 2002 H2 Lithops dorotheae 2012 H2 Lithops hallii 2002 H2 Lithops hookeri 2002 H2 Lithops karasmontana 2002 H2 Lithops lesliei 2002 H2 Lithops olivacea 2002 H2 Lithops pseudotruncatella 2002 H2 Lithops salicola 2002 H2 Lithops schwantesii 2002 H2 Livistona chinensis 1993 H1c Lobelia cardinalis 1993 H3 Lobelia cardinalis 'Queen Victoria' 1993 H3 Lobelia x speciosa 'Fan Orchidrosa' (Fan Series) 1997 H5 Lobelia x speciosa 'Fan Scharlach' (Fan Series) 1997 H5 Lobelia x speciosa 'Fan Tiefrot' (Fan Series) 1997 H5 Lobelia x speciosa 'Fan Zinnoberrosa' (Fan Series) 1997 H5 Lobelia x speciosa 'Kompliment Scharlach' (Kompliment Series) 1993 H5 Lobelia x speciosa 'Pink Elephant' 1997 H3 Lonicera etrusca 'Superba' 1997 H5 Lonicera x heckrottii 'Gold Flame' hort. 2011 H5 Lonicera hildebrandiana 2012 H2 Lonicera x italica f. rubella 2011 H6 Lonicera japonica 'Aureoreticulata' (v) 2012 H5 Lonicera japonica 'Hall's Prolific' 2012 H5 Lonicera japonica var. repens 1997 H5 Lonicera 'Mandarin' 2011 H5 Lonicera nitida 'Baggesen's Gold' 1993 H5 Lonicera periclymenum 'Graham Thomas' 1993 H5 Lonicera periclymenum 'Serotina' 1993 H5 Lonicera x purpusii 'Winter Beauty' 1993 H5 Lonicera similis var. delavayi 2002 H5 Lonicera x tellmanniana 2011 H5 Lonicera tragophylla 1993 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Lophomyrtus bullata 2012 H2 Lophospermum erubescens 1993 H2 berthelotii deep red-flowered 2002 H1c x maculatus 2002 H1c Lotus hirsutus 2002 H4 Luculia gratissima 1993 H1c Ludisia discolor 2012 H1a Luma apiculata 1993 H4 Lunaria annua var. albiflora 1993 H7 Lunaria annua var. albiflora 'Alba Variegata' (v) 2012 H7 Lunaria annua 'Munstead Purple' 2012 H7 Lunaria rediviva 2012 H7 Lupinus arboreus 1993 H4 Lychnis chalcedonica 1993 H7 Lychnis coronaria 1998 H7 Lychnis coronaria 'Alba' 1993 H7 Lychnis flos-jovis 2002 H5 Lychnis viscaria 'Splendens Plena' (d) 1993 H5 Lychnis x walkeri 'Abbotswood Rose' 1993 H7 Lycianthes rantonnetii 2012 H1c Lysichiton camtschatcensis 1993 H7 Lysimachia barystachys 2012 H7 Lysimachia ciliata 'Firecracker' 1996 H7 Lysimachia clethroides 1993 H7 Lysimachia ephemerum 2012 H6 Lysimachia nummularia 'Aurea' 1993 H5 Lythrum salicaria 'Blush' 2002 H7 Lythrum salicaria 'Feuerkerze' 1993 H7 Lytocaryum weddellianum 1993 H1b Macfadyena unguis-cati 2012 H2 Mackaya bella 1993 H1b Macleaya cordata (Willd.) R. Br. 1993 H6 Macleaya x kewensis 'Flamingo' 2002 H6 Macleaya microcarpa 'Kelway's Coral Plume' 1993 H6 Magnolia 'Athene' 2012 H5 Magnolia 'Caerhays Belle' 2012 H5 Magnolia 'Caerhays Surprise' 2012 H5 Magnolia campbellii 'Darjeeling' 2012 H4 Magnolia 'Daphne' 2012 H6 Magnolia 'David Clulow' 2012 H5 Magnolia 'Daybreak' 2012 H6 Magnolia denudata 1993 H6 Magnolia 'Elizabeth' 1993 H6 Magnolia 'Galaxy' 1993 H6 Magnolia 'George Henry Kern' 2012 H6 Magnolia 'Gold Star' 2012 H6 Magnolia grandiflora 'Kay Parris' 2012 H5 Magnolia grandiflora 'Victoria' 2002 H5 Magnolia 'Heaven Scent' 1993 H5 Magnolia liliiflora 'Nigra' 1993 H6 Magnolia x loebneri 'Donna' 2012 H6 Magnolia x loebneri 'Leonard Messel' 1993 H6 Magnolia x loebneri 'Mag's Pirouette' 2012 H6 Magnolia x loebneri 'Merrill' 1993 H6 Magnolia x loebneri 'Wildcat' 2012 H6 Magnolia 'Lois' 2012 H6 Magnolia 'Milky Way' 2002 H5 Magnolia 'Pegasus' 2012 H6 Magnolia salicifolia 'Wada's Memory' 1993 H6 Magnolia 'Sayonara' 1993 H5 Magnolia sieboldii 'Colossus' 2012 H6 Magnolia x soulangeana 'Brozzonii' 1993 H5 Magnolia x soulangeana 'Etienne Soulange-Bodin' 1993 H5 Magnolia x soulangeana 'Pickard's Schmetterling' 2012 H5 Magnolia 'Spectrum' 2012 H6 Magnolia sprengeri var. diva 'Burncoose' 2012 H6 Magnolia sprengeri var. diva 'Copeland Court' 2012 H6 Magnolia sprengeri var. diva 'Eric Savill' 2012 H6 Magnolia 'Star Wars' 2002 H5 Magnolia stellata 'Centennial' 2012 H6 Magnolia stellata 'Jane Platt' 2012 H6 Magnolia stellata 'Royal Star' 2012 H6 Magnolia 'Susan' 1993 H6 Magnolia 'Sweetheart' 2012 H5 Magnolia wilsonii 1993 H6 Magnolia 'Yellow Lantern' 2012 H6 Mahonia aquifolium 'Apollo' 1993 H5 Mahonia japonica 1993 H5 Mahonia x lindsayae 'Cantab' 2012 H4 Mahonia x media 'Buckland' 1993 H4 Mahonia x media 'Lionel Fortescue' 1993 H4 Mahonia x media 'Winter Sun' 1993 H4 Mahonia nitens 'Cabaret' 2012 H4 Mahonia oiwakensis subsp. lomariifolia 1993 H4 Mahonia x wagneri 'Pinnacle' 1993 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Maianthemum racemosum 1993 H7 Malus 'Adirondack' 2012 H6 Malus brevipes 'Wedding Bouquet' 2012 H6 Malus 'Butterball' 2012 H6 Malus 'Comtesse de Paris' 2012 H6 Malus 'Evereste' 1993 H6 Malus floribunda 1993 H6 Malus hupehensis 1993 H6 Malus [Jelly King] = 'Mattfru' 2012 H6 Malus 'Laura' 2012 H6 Malus 'Princeton Cardinal' 2012 H6 Malus x robusta 'Red Sentinel' 1993 H6 Malus 'Sun Rival' 2012 H6 Malus toringo 'Scarlett' 2012 H6 Malus transitoria 1993 H6 Malva moschata f. alba 1993 H5 Mammillaria baumii 1993 H2 Mammillaria bocasana 1993 H2 Mammillaria bombycina 1993 H2 Mammillaria candida 1993 H2 Mammillaria carmenae 1993 H2 Mammillaria compressa 2012 H2 Mammillaria elongata 1993 H2 Mammillaria geminispina 1993 H2 Mammillaria hahniana 1993 H2 Mammillaria lauii 2012 H2 Mammillaria magnimamma 2012 H2 Mammillaria parkinsonii 1993 H2 Mammillaria petterssonii 2012 H2 Mammillaria plumosa 1993 H2 Mammillaria pringlei 1993 H2 Mammillaria senilis 2012 H2 Mammillaria sphaerica 1993 H2 Mammillaria spinosissima 1993 H2 Mammillaria surculosa 2012 H1c Mammillaria zeilmanniana 1993 H2 Mandevilla x amabilis 'Alice du Pont' 1993 H1c Mandevilla boliviensis 2002 H1c Mandevilla laxa 2002 H1c Mandevilla splendens 2002 H1c Maranta leuconeura var. erythroneura 2002 H1b Maranta leuconeura var. kerchoveana 1993 H1b Massonia depressa 2012 H2 Massonia pustulata 2012 H2 Matteuccia orientalis 2012 H5 Matteuccia struthiopteris 1993 H4 Matucana aurantiaca 1993 H2 Matucana intertexta 1993 H2 Meconopsis baileyi 1993 H4 Meconopsis (Fertile Blue Group) 'Mop-head' 2013 H5 Meconopsis (George Sherriff Group) 'Dalemain' 2013 H5 Meconopsis (George Sherriff Group) 'Susan's Reward' 2013 H5 Meconopsis (Infertile Blue Group) 'Bobby Masterton' 2013 H5 Meconopsis (Infertile Blue Group) 'Mrs Jebb' 2013 H5 Meconopsis (Infertile Blue Group) 'P.C. Abildgaard' 2013 H5 Meconopsis (Infertile Blue Group) 'Slieve Donard' 1993 H5 Meconopsis 'Inverewe' 2013 H5 Meconopsis 'Keillour' 2013 H5 Meconopsis 'Marit' 2013 H5 Meconopsis quintuplinervia 1993 H5 Medinilla magnifica 2002 H1a Melianthus major 1993 H3 Mertensia virginica 1993 H4 Mespilus germanica 'Nottingham' (F) 2012 H6 glyptostroboides [Gold Rush] = 'Golden Oji' 2012 H7 1993 H5 Milium effusum 'Aureum' 1998 H7 Mimosa pudica 2012 H1c Mimulus aurantiacus 1993 H2 Mimulus cardinalis 1993 H1c Mimulus cupreus 'Whitecroft Scarlet' 1993 H5 Mimulus 'Highland Red' 1993 H5 Mimulus lewisii 1993 H1c Mimulus naiandinus 1993 H4 Miscanthus sinensis 'China' 2012 H6 Miscanthus sinensis var. condensatus 'Cosmopolitan' (v) 2001 H5 Miscanthus sinensis 'Ferner Osten' 2001 H7 Miscanthus sinensis 'Flamingo' 2001 H6 Miscanthus sinensis 'Gewitterwolke' 2001 H6 Miscanthus sinensis 'Ghana' 2001 H6 Miscanthus sinensis 'Gold und Silber' 2001 H6 Miscanthus sinensis 'Grosse Fontäne' 2001 H6 Miscanthus sinensis 'Kaskade' 2001 H6 Miscanthus sinensis 'Kleine Fontäne' 2001 H6 Miscanthus sinensis 'Kleine Silberspinne' 2001 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Miscanthus sinensis 'Morning Light' (v) 2001 H6 Miscanthus sinensis 'Sarabande' 2012 H6 Miscanthus sinensis 'Septemberrot' 2001 H6 Miscanthus sinensis 'Silberfeder' 2001 H6 Miscanthus sinensis 'Strictus' (v) 2001 H6 Miscanthus sinensis 'Undine' 2001 H6 Miscanthus sinensis 'Zebrinus' (v) 2001 H6 Molinia caerulea subsp. caerulea 'Variegata' (v) 1993 H7 Moltkia x intermedia 1993 H5 Monarda 'Beauty of Cobham' 1993 H4 Monarda 'Gardenview Scarlet' 2001 H4 Monarda 'Marshall's Delight' 2001 H4 Monarda 'Squaw' 2001 H4 Monarda 'Talud' 2001 H4 Monarda 'Violet Queen' 2001 H4 Monstera deliciosa (F) 1993 H1b Monstera deliciosa 'Variegata' (v) 1993 H1b Morus nigra 'Chelsea' (F) 2012 H6 Morus nigra 'Jerusalem' (F) 2012 H6 Musa acuminata (AAA Group) 'Dwarf Cavendish' (F) 1993 H1b Musa acuminata 'Zebrina' 2002 H1b Musa basjoo 2002 H2 Musa coccinea 1993 H1b Musa lasiocarpa 2012 H1c Musa ornata 1993 H1b Musa sikkimensis 2012 H1c Musa velutina 2002 H1b Muscari armeniacum 1993 H5 Muscari armeniacum 'Christmas Pearl' 2003 H4 Muscari armeniacum 'Saffier' 2003 H5 Muscari aucheri 1993 H5 Muscari azureum 1993 H5 Muscari 'Jenny Robinson' 2004 H5 Muscari latifolium 2003 H5 Muscari pseudomuscari 1993 H5 Myrtus communis 1993 H4 Myrtus communis subsp. tarentina 1993 H4 Nandina domestica 'Richmond' 2012 H5 Narcissus 'Abba' (4) 2007 H6 Narcissus 'Aberfoyle' (2) 2001 H6 Narcissus 'Actaea' (9) 1993 H6 Narcissus 'Andrew's Choice' (7) 2009 H6 Narcissus 'Angelito' (3) 2006 H6 Narcissus 'Angel's Breath' (5) 2011 H6 Narcissus 'Arctic Gold' (1) 1993 H6 Narcissus 'Arkle' (1) 2001 H6 Narcissus 'Avalanche' (8) 1995 H4 Narcissus 'Badbury Rings' (3) 1998 H6 Narcissus 'Bantam' (2) 1993 H6 Narcissus 'Barnum' (1) 1998 H6 Narcissus 'Bell Rock' (1) 2011 H6 Narcissus 'Border Beauty' (2) 2001 H6 Narcissus 'Boslowick' (11a) 2002 H6 Narcissus 'Boulder Bay' (2) 2001 H6 Narcissus 'Bravoure' (1) 1993 H6 Narcissus 'Breezand Tristar' (11a) 2014 H6 Narcissus 'Bridal Crown' (4) 2003 H6 Narcissus 'Brooke Ager' (2) 2006 H6 Narcissus 'Broomhill' (2) 1995 H6 Narcissus 'Bryanston' (2) 1998 H6 Narcissus bulbocodium (13) 1994 H4 AGM confirmed 2014 Narcissus 'Bunting' (7) 1998 H6 Narcissus 'Camelot' (2) 1995 H6 Narcissus 'Cantabile' (9) 1996 H6 Narcissus cantabricus subsp. cantabricus var. cantabricus (13) 1994 H4 Narcissus cantabricus subsp. cantabricus var. foliosus (13) 1994 H4 Narcissus 'Carib Gipsy' (2) 1998 H6 Narcissus 'Carlton' (2) 1995 H6 Narcissus 'Chanson' (1) 2007 H6 Narcissus 'Cheerfulness' (4) 1995 H6 Narcissus 'Chesterton' (9) 1999 H6 Narcissus 'Chit Chat' (7) 1996 H4 Narcissus 'Chromacolor' (2) 2001 H6 Narcissus 'Chukar' (4) 2003 H6 Narcissus 'Classic Gold' (10) 2009 H6 Narcissus 'Cornish Chuckles' (12) 2007 H6 Narcissus 'Cornish Vanguard' (2) 2007 H6 Narcissus 'Crackington' (4) 1998 H6 Narcissus 'Curlew' (7) 2008 H6 Narcissus cyclamineus (13) 1993 H6 Narcissus 'Desdemona' (2) 2001 H6 Narcissus 'Dickcissel' (7) 2002 H6 Narcissus 'Dinnerplate' (2) 2010 H6 Narcissus 'Dispatch Box' (1) 1999 H6 Narcissus 'Doctor Hugh' (3) 2001 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Narcissus 'Dutch Lemon Drops' (5) 2002 H6 Narcissus 'Dutch Master' (1) 1995 H6 Narcissus 'Eaton Song' (12) 2001 H6 Narcissus 'Elka' (1) 2011 H6 Narcissus 'Falconet' (8) 1998 H6 Narcissus 'February Gold' (6) 1993 H6 Narcissus 'Freedom Stars' (11a) 2007 H6 Narcissus 'Garden Opera' (7) 2008 H6 Narcissus 'Gay Kybo' (4) 1995 H6 Narcissus 'Geranium' (8) 1995 H6 Narcissus 'Gold Convention' (2) 1995 H6 Narcissus 'Gold Ingot' (2) 2007 H6 Narcissus 'Gold Medal' (1) 2010 H6 Narcissus 'Golden Aura' (2) 1995 H6 Narcissus 'Golden Dawn' (8) 1993 H4 Narcissus 'Golden Jewel' (2) 1995 H6 Narcissus 'Goldfinger' (1) 2001 H6 Narcissus 'Hambledon' (2) 2001 H6 Narcissus 'Hawera' (5) 1996 H6 Narcissus 'Heamoor' (4) 2004 H6 Narcissus 'High Society' (2) 2001 H6 Narcissus 'Highfield Beauty' (8) 1999 H6 Narcissus 'Hillstar' (7) 2004 H6 Narcissus 'Homestead' (2) 2003 H6 Narcissus 'Hoopoe' (8) 2002 H6 Narcissus 'Hungarian Rhapsody' (11a) 2014 H6 Narcissus 'Ice Follies' (2) 1993 H6 Narcissus 'Ice Wings' (5) 2001 H6 Narcissus 'India' (2) 2006 H6 Narcissus 'Indian Maid' (7) 2003 H6 Narcissus 'Intrigue' (7) 2001 H6 Narcissus 'Irish Minstrel' (2) 1993 H6 Narcissus 'Itzim' (6) 1995 H6 Narcissus 'Jack Snipe' (6) 1995 H6 Narcissus 'Jenny' (6) 1993 H6 Narcissus 'Jenny Out' (7) 2001 H6 Narcissus 'Jetfire' (6) 1995 H6 Narcissus 'Jumblie' (12) 1995 H6 Narcissus 'Katherine Jenkins' (7) 2014 H6 Narcissus 'Kaydee' (6) 1998 H6 Narcissus 'Kokopelli' (7) 2004 H6 Narcissus 'Le Torch' (4) 2005 H6 Narcissus 'Lingerie' (4) 2000 H6 Narcissus 'Mallee' (11a) 2007 H6 Narcissus 'Manly' (4) 2002 H6 Narcissus 'Marie Curie Diamond' (7) 2001 H6 Narcissus 'Menehay' (11a) 2001 H6 Narcissus 'Merlin' (3) 1993 H6 Narcissus 'Minnow' (8) 1998 H4 Narcissus minor (13) 1994 H5 AGM confirmed 2014 Narcissus minor 'Little Gem' (1) 1997 H6 Narcissus 'Mint Julep' (3) 2005 H6 Narcissus 'Mission Bells' (5) 2001 H6 Narcissus 'Misty Glen' (2) 1995 H6 Narcissus 'Mite' (6) 2001 H6 Narcissus moschatus (13) 2001 H6 Narcissus 'Mount Hood' (1) 1995 H6 Narcissus 'Mrs Iwasa Masako' (2) 2007 H6 Narcissus 'My Story' (4) 2009 H6 Narcissus 'Notre Dame' (2) 1999 H6 Narcissus obvallaris (13) 1993 H6 Narcissus 'Oregon Snow' (2) 2006 H6 Narcissus 'Oryx' (7) 1998 H6 Narcissus 'Oxford Gold' (10) 2011 H6 AGM confirmed 2014 Narcissus 'Pacific Coast' (8) 2004 H6 Narcissus 'Passionale' (2) 1993 H6 Narcissus 'Patrick Hacket' (1) 2009 H6 Narcissus 'Peeping Tom' (6) 1995 H6 Narcissus 'Penkivel' (2) 2005 H6 Narcissus 'Pimpernel' (2) 2001 H6 Narcissus 'Pineapple Prince' (2) 2004 H6 Narcissus 'Pinza' (2) 1993 H6 Narcissus 'Pistachio' (1) 2014 H6 Narcissus 'Pixie's Sister' (7) 1996 H6 Narcissus poeticus var. recurvus (13) 1993 H6 Narcissus 'Precocious' (2) 2001 H6 Narcissus pseudonarcissus subsp. pseudonarcissus (13) 1994 H5 AGM confirmed 2014 Narcissus 'Punchline' (7) 2005 H6 Narcissus 'Purbeck' (3) 2001 H6 Narcissus 'Quail' (7) 1998 H6 Narcissus 'Quasar' (2) 2005 H6 Narcissus 'Queen Beatrix' (1) 2009 H6 Reconfirmed 2014 Narcissus 'Rainbow' (2) 2001 H6 Narcissus 'Rapture' (6) 2001 H6 Narcissus 'Reggae' (6) 1998 H6

45 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Narcissus 'Rijnveld's Early Sensation' (1) 1993 H6 Narcissus 'Rising Star' (7) 2003 H6 Narcissus 'Romance' (2) 1995 H6 Narcissus romieuxii (13) 1994 H4 Narcissus 'Rosemoor Gold' (7) 2001 H6 Narcissus rupicola subsp. rupicola (13) 1994 H4 Narcissus 'Sabrosa' (7) 2009 H4 Narcissus 'Sagitta' (1) 2006 H6 Narcissus 'Sailboat' (7) 2006 H6 Narcissus 'Saint Keverne' (2) 1993 H6 Narcissus 'Salome' (2) 2001 H6 Narcissus 'Segovia' (3) 1996 H6 Narcissus 'Serena Lodge' (4) 1999 H6 Narcissus 'Sherborne' (4) 2005 H6 Narcissus 'Shrike' (11a) 2003 H6 Narcissus 'Sint Victor' (1) 2011 H6 AGM confirmed 2014 Narcissus 'Sir Winston Churchill' (4) 1998 H6 Narcissus 'Skilliwidden' (2) 2005 H6 Narcissus 'Small Talk' (1) 2009 H6 Narcissus 'Spindletop' (3) 2003 H6 Narcissus 'Spoirot' (10) 2011 H6 Narcissus 'Spring Essence' (2) 2008 H6 Narcissus 'Stint' (5) 2003 H6 Narcissus 'Stratosphere' (7) 2003 H6 Narcissus 'Strines' (2) 2010 H6 Narcissus 'Sun Disc' (7) 1996 H6 Narcissus 'Sunnyside Up' (11a) 2007 H6 Narcissus 'Surfside' (6) 1998 H6 Narcissus 'Suzy' (7) 1993 H6 Narcissus 'Sweetness' (7) 1993 H6 Narcissus 'Swift Arrow' (6) 2001 H6 Narcissus 'Tahiti' (4) 1995 H6 Narcissus 'Tamar Fire' (4) 1998 H6 Narcissus 'Tête-à-tête' (12) 1993 H6 Narcissus 'The Alliance' (6) 2005 H6 Narcissus 'Topolino' (1) 2001 H6 Narcissus 'Torianne' (2) 2007 H6 Narcissus 'Toto' (12) 1997 H6 Narcissus 'Trebah' (2) 2004 H6 Narcissus 'Trena' (6) 2001 H6 Narcissus 'Trigonometry' (11a) 2004 H6 Narcissus 'Tripartite' (11a) 2001 H6 Narcissus 'Triple Crown' (3) 1998 H6 Narcissus 'Trumpet Warrior' (1) 2004 H6 Narcissus 'Tuesday's Child' (5) 1995 H6 Narcissus 'Twinkling Yellow' (7) 2008 H6 Narcissus 'Tyrone Gold' (1) 1998 H6 Narcissus 'Unique' (4) 2002 H6 Narcissus 'Vanellus' (11a) 2007 H6 Narcissus 'Vernal Prince' (3) 2001 H6 Narcissus 'Verona' (3) 1993 H6 Narcissus 'Vice-President' (2) 2007 H6 Narcissus 'Viking' (1) 1995 H6 Narcissus 'Warbler' (6) 2008 H6 Narcissus 'Wheal Coates' (7) 2001 H6 Narcissus 'Wheatear' (6) 2014 H6 Narcissus 'Whipcord' (7) 2003 H6 Narcissus 'White Lion' (4) 1993 H6 Narcissus 'Wimbledon County Girl' (2) 2009 H6 Narcissus 'Wisley' (6) 2007 H6 Narcissus 'Yellow Cheerfulness' (4) 1995 H6 Narcissus 'Yellow Pearl' (12) 2011 H6 AGM confirmed 2014 Narcissus 'Yellow River' (1) 2010 H6 Nematanthus gregarius 2002 H1c Nematanthus 'Tropicana' 1993 H1c Nemesia [Blue Cloud] = 'Penblu' 1999 H3 Nemesia caerulea 'Sea Mist' 1999 H3 Nemesia denticulata 1999 H3 Nemesia 'Fleurie Bluebird' 1999 H3 Nemesia 'Innocence' 1999 H3 Nemesia [Melanie] = 'Fleuron' 1999 H3 Neohenricia sibbettii 1993 H2 Neopanax laetus 2012 H3 Neoporteria paucicostata 1993 H1c Neoregelia carolinae f. tricolor (v) 1993 H1a Neoregelia marmorata 1993 H1a Neoregelia spectabilis 1993 H1a Nepenthes alata x ventricosa 2012 H1b Nepenthes 'Bill Bailey' 2012 H1b Nepenthes x hookeriana 2012 H1a Nepenthes 'Lady Pauline' 2012 H1b Nepenthes 'Rebecca Soper' 2012 H1b Nepeta x faassenii 2002 H7 Nepeta grandiflora 'Bramdean' 2012 H6 Nepeta racemosa 2002 H7

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Nepeta racemosa 'Walker's Low' 2012 H7 Nepeta sibirica 'Souvenir d'André Chaudron' 2012 H6 Nephrolepis exaltata 1997 H1c Nephrolepis exaltata 'Elegantissima' 2002 H1b Nephrolepis exaltata 'Fluffy Ruffles' 2002 H1b Nephrolepis exaltata 'Hillii' 2002 H1b Nerine bowdenii 1993 H5 Nerine humilis 2012 H2 Nerine masoniorum 2012 H2 Nerine sarniensis 2002 H2 Nerine undulata (Flexuosa Group) 'Alba' 2012 H3 Nerine 'Zeal Giant' 1998 H3 Nerium oleander 'Variegatum' (v) 2002 H2 Nicotiana langsdorffii 1993 H2 Nicotiana sylvestris 1993 H2 Nidularium fulgens 2002 H1a Nierembergia linariifolia 1993 H1c Nigella damascena 'Miss Jekyll' 1993 H7 Nigella damascena 'Miss Jekyll Alba' 1993 H7 Nopalxochia phyllanthoides 1993 H1c Nothofagus dombeyi 2012 H5 Nymphaea 'Escarboucle' (H) 1993 H7 Nymphaea 'Gladstoniana' (H) 1993 H7 Nymphaea 'Gonnère' (H) 1993 H7 Nymphaea 'James Brydon' (H) 1993 H7 Nymphaea 'Marliacea Chromatella' (H) 1993 H7 Nymphaea 'Pygmaea Helvola' (H) 1993 H7 Nyssa sinensis 'Jim Russell' 2013 H5 Nyssa sylvatica 'Wisley Bonfire' (m) 2013 H6 Oenothera macrocarpa 1993 H5 Olearia macrodonta 1993 H4 Olearia x mollis 'Zennorensis' 1993 H3 Olearia x scilloniensis Dorrien-Smith 1993 H3 Olearia x scilloniensis 'Master Michael' 2012 H3 Olsynium douglasii 1993 H5 Omphalodes cappadocica 1993 H5 Omphalodes cappadocica 'Cherry Ingram' 1996 H5 Omphalodes linifolia 1993 H3 x Oncidesa Sweet Sugar gx 2012 H1a Oncidium Sharry Baby gx 2012 H1a Oncidium Twinkle gx 2012 H1a x Oncidopsis Nelly Isler gx 2012 H1a x Oncostele Midnight Miracles gx 'Masai Red' 2012 H1a x Oncostele Midnight Miracles gx 'Masai Splash' 2012 H1a x Oncostele Wildcat gx 2012 H1a Onoclea sensibilis 1993 H6 Onopordum nervosum 1993 H7 Onosma taurica 1993 H4 Ophiopogon planiscapus 'Nigrescens' 1993 H5 Oplismenus hirtellus 'Variegatus' (v) 1993 H2 Opuntia microdasys 2012 H2 Opuntia microdasys 'Albata' 1993 H2 Orbea ciliata 2012 H1b Orbea variegata 1993 H2 celsianus 2012 H2 Oreocereus trollii 2012 H2 Origanum amanum 1993 H3 Origanum 'Kent Beauty' 2012 H4 Origanum laevigatum 1993 H7 Origanum laevigatum 'Herrenhausen' 1993 H7 Origanum 'Rosenkuppel' 2012 H7 Origanum rotundifolium 1993 H4 Origanum vulgare 'Aureum' 1993 H6 Ornithogalum dubium 2002 H2 Ornithogalum nutans 1993 H4 Ornithogalum thyrsoides 2002 H2 Oscularia deltoides 2002 H2 Osmanthus x burkwoodii 1993 H5 Osmanthus delavayi 1993 H5 Osmanthus heterophyllus 'Goshiki' (v) 2012 H5 Osmanthus heterophyllus 'Purple Shaft' 2012 H5 Osmanthus heterophyllus 'Variegatus' (v) 1993 H5 Osmanthus yunnanensis 2012 H5 Osmunda cinnamomea 1997 H7 Osmunda regalis 1993 H6 Osmunda regalis 'Cristata' 1997 H6 Osteospermum 'Hopleys' 1995 H3 Osteospermum jucundum 1993 H3 Osteospermum jucundum 'Blackthorn Seedling' 1995 H3 Osteospermum jucundum 'Langtrees' 1995 H3 Osteospermum 'Lady Leitrim' 1995 H3 Osteospermum 'Weetwood' 1995 H3 Osteospermum 'White Pim' 1993 H3 Ourisia 'Snowflake' 1993 H5 Oxalis adenophylla 1993 H4

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Oxalis enneaphylla 1993 H4 Oxalis 'Ione Hecker' 1993 H4 Oxalis massoniana 2012 H2 Oxalis melanosticta 'Ken Aslet' 2012 H2 AGM confirmed 2014 Oxalis triangularis subsp. papilionacea 2002 H2 Oxalis versicolor 2002 H2 Pachyphytum oviferum 2012 H2 Pachypodium geayi 2002 H1a Pachypodium lamerei 2002 H1a Pachysandra terminalis 'Green Sheen' 2012 H5 Pachysandra terminalis 'Variegata' (v) 1993 H5 Pachystachys lutea 1993 H1b Paeonia 'Bartzella' (d) 2012 H5 Paeonia 'Black Pirate' (S) 2012 H5 Paeonia cambessedesii 1993 H3 Paeonia 'Coral Charm' 2012 H7 Paeonia lactiflora 'Bowl of Beauty' 1993 H7 Paeonia lactiflora 'Duchesse de Nemours' 1993 H7 Paeonia lactiflora 'Félix Crousse' 1993 H7 Paeonia lactiflora 'Festiva Maxima' 1993 H7 Paeonia lactiflora 'Lady Alexandra Duff' 1993 H7 Paeonia lactiflora 'Laura Dessert' 1993 H7 Paeonia lactiflora 'Miss America' 2012 H7 Paeonia lactiflora 'Monsieur Jules Elie' 1993 H7 Paeonia lactiflora 'Sarah Bernhardt' 1993 H7 Paeonia lactiflora 'Whitleyi Major' 1993 H7 Paeonia x lemoinei 'High Noon' (S) 2012 H5 Paeonia mlokosewitschii 1993 H7 Paeonia obovata 1993 H5 Paeonia obovata var. alba 1993 H5 Paeonia officinalis 'Anemoniflora Rosea' 1993 H7 Paeonia officinalis 'Rosea Plena' (d) 1993 H7 Paeonia officinalis 'Rubra Plena' (d) 1993 H7 Paeonia peregrina 'Otto Froebel' 1993 H7 Pandorea jasminoides 2012 H1c Pandorea jasminoides 'Rosea Superba' 1993 H1c Papaver commutatum 1993 H5 Papaver commutatum 'Ladybird' 2002 H5 Papaver 'Matador' 2005 H7 Papaver nudicaule Gartenzwerg Group 2005 H7 Papaver nudicaule 'Solar Fire Orange' 2005 H7 Papaver nudicaule 'Summer Breeze Orange' 2005 H7 Papaver orientale 'Aglaja' 1997 H7 Papaver orientale 'Black and White' 1993 H7 Papaver orientale 'Cedric Morris' 1993 H7 Papaver orientale 'Effendi' 1997 H7 Papaver orientale 'John III' 1997 H7 Papaver orientale 'Karine' 1997 H7 Papaver orientale 'Khedive' (d) 1997 H7 Papaver orientale 'Leuchtfeuer' 1997 H7 Papaver orientale 'Lighthouse' 1997 H7 Paphiopedilum Clair de Lune gx 2012 H1a Paphiopedilum insigne 2012 H1b Paphiopedilum Leeanum gx 2012 H1a Paphiopedilum Pinocchio gx 2012 H1a Paradisea liliastrum (L.) Bertol. 1993 H5 Parahebe catarractae 'Delight' 1993 H4 Parahebe lyallii 'Julie-Anne' 2002 H4 Paraserianthes lophantha 1993 H2 Parochetus communis subsp. africanus 1993 H2 Parodia chrysacanthion 2012 H2 Parodia concinna 1993 H2 Parodia crassigibba 1993 H2 Parodia leninghausii 2012 H2 Parodia magnifica 1993 H2 Parodia mammulosa subsp. mammulosa 1993 H2 Parodia ottonis 2012 H2 Parodia scopa subsp. scopa 1993 H2 Parrotia persica '' 2012 H6 Parthenocissus henryana 1993 H5 Parthenocissus tricuspidata 'Veitchii' 2012 H5 Passiflora alata (F) 1993 H1a Passiflora 'Amethyst' 1993 H3 Passiflora antioquiensis H. Karst. 1993 H2 Passiflora caerulea 1993 H4 Passiflora caerulea 'Constance Eliott' 2012 H4 Passiflora [Eden] = 'Hil Pas Eden' 2012 H3 Passiflora x exoniensis 1993 H2 Passiflora 'Incense' (F) 1993 H2 Passiflora mollissima (Kunth) L.H. Bailey (F) 1993 H2 Passiflora quadrangularis (F) 1993 H1a Passiflora racemosa 1993 H1b Passiflora 'Star of Bristol' 1993 H2 Passiflora x violacea 1993 H2 Paulownia fortunei [Fast Blue] = 'Minfast' 2012 H5

48 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Paulownia tomentosa 1993 H5 Pavonia multiflora Jussieu 2002 H1b Pelargonium 'Aldwyck' (R) 2012 H1c Pelargonium 'Alice Crousse' (I/d) 1993 H1c Pelargonium [Amethyst] = 'Fisdel' (I/d) 1993 H1c Pelargonium 'Ann Hoystead' (R) 1994 H1c Pelargonium [Antik Orange] = 'Tikorg' (Antik Series) (Z) 1999 H1c Pelargonium 'Apple Blossom Rosebud' (Z/d) 1993 H1c Pelargonium 'Arctic Star' (Z/St) 2012 H1c Pelargonium 'Ardens' 2012 H1c Pelargonium 'Ashby' (U/Sc) 2012 H1c Pelargonium 'Ashfield Monarch' (Z/d) 1993 H1c Pelargonium 'Ashfield Serenade' (Z) 1993 H1c Pelargonium 'Askham Fringed Aztec' (R) 1994 H1c Pelargonium 'Attar of Roses' (Sc) 1993 H1c Pelargonium 'Australian Mystery' (R/Dec) 2012 H1c Pelargonium 'Aztec' (R) 1993 H1c Pelargonium 'Barbe Bleu' (I/d) 2012 H1c Pelargonium 'Belinda Adams' (Min/d) 1993 H1c Pelargonium 'Ben Franklin' (Z/d/v) 1993 H1c Pelargonium 'Bird Dancer' (Dw/St) 1993 H1c Pelargonium 'Black Knight' Lea (Dw/d/C) 2012 H1c Pelargonium 'Blackdown Sensation' (Dw/Z) 2012 H1c Pelargonium 'Bold Sunset' (Z/d) 2012 H1c Pelargonium 'Bolero' (U) 1996 H1c Pelargonium 'Brackenwood' (Dw/d) 1993 H1c Pelargonium 'Brian West Butterfly' (Z/St) 2012 H1c Pelargonium 'Bushfire' (R) 1994 H1c Pelargonium 'Camphor Rose' (Sc) 2012 H1c Pelargonium 'Captain Starlight' (A) 2012 H1c Pelargonium 'Carefree' (U) 2012 H1c Pelargonium 'Carisbrooke' (R) 1994 H1c Pelargonium 'Carol Gibbons' (Z/d) 2012 H1c Pelargonium 'Carolyn Dean' (St) 2012 H1c Pelargonium 'Cathay' (Z/St) 2012 H1c Pelargonium 'Charity' (Sc) 1996 H1c Pelargonium 'Chelsea Gem' (Z/d/v) 1993 H1c Pelargonium 'Citriodorum' (Sc) 1996 H1c Pelargonium 'Clatterbridge' (Dw/d) 2012 H1c Pelargonium 'Copthorne' (U/Sc) 1993 H1c Pelargonium 'Cottenham Glamour' (A) 2012 H1c Pelargonium 'Cottenham Surprise' (A) 2012 H1c Pelargonium 'Cottenham Wonder' (A) 2012 H1c Pelargonium 'Crimson Unique' (U) 1993 H1c Pelargonium crispum 'Variegatum' (Sc/v) 1993 H1c Pelargonium 'Crocketta' (I/d/v) 2012 H1c Pelargonium 'Crocodile' (I/C/d) 2012 H1c Pelargonium 'Darmsden' (A) 1994 H1c Pelargonium 'Deborah Miliken' (Z/d) 2012 H1c Pelargonium 'Delli' (R) 2012 H1c Pelargonium 'Dibbinsdale' (Z) 2012 H1c Pelargonium 'Dolly Varden' (Z/v) 1993 H1c Pelargonium 'Eileen Postle' (R) 1994 H1c Pelargonium [Elbe Silver] = 'Pensil' (I) 2012 H1c Pelargonium 'Fantasia' white-flowered (Dw/d) 1993 H1c Pelargonium 'Fareham' (R) 1994 H1c Pelargonium 'First Love' (Z) 2012 H1c Pelargonium 'Flaming Katy' (Min) 2012 H1c Pelargonium (Fragrans Group) 'Fragrans Variegatum' (Sc/v) 2012 H1c Pelargonium 'Francis Parrett' (Min/d) 1993 H1c Pelargonium 'Frank Headley' (Z/v) 1993 H1c Pelargonium 'Fringed Aztec' (R) 1994 H1c Pelargonium 'Galway Star' (Sc/v) 1993 H1c Pelargonium 'Gartendirektor Herman' (Dec) 2012 H1c Pelargonium 'Gemini' (Z/St/d) 2012 H1c Pelargonium 'Gemstone' (Sc) 1996 H1c Pelargonium 'Georgina Blythe' (R) 1994 H1c Pelargonium 'Ginger Rogers' (Z) 2012 H1c Pelargonium 'Gladys Weller' (Z/d) 2012 H1c Pelargonium 'Golden Ears' (Dw/St/C) 2012 H1c Pelargonium 'Grace Thomas' (Sc) 1996 H1c Pelargonium 'Grand Slam' (R) 2012 H1c Pelargonium 'Grandad Mac' (Dw/St) 2012 H1c Pelargonium 'Happy Thought' (Z/v) 1993 H1c Pelargonium 'Hazel Perfection' (R) 2012 H1c Pelargonium 'Henry Weller' (A) 2012 H1c Pelargonium 'Highfields Choice' (Z) 2012 H1c Pelargonium 'Highfields Festival' (Z/d) 2012 H1c Pelargonium 'Hindoo' (R × U) 2012 H1c Pelargonium 'Hope Valley' (Dw/C/d) 1993 H1c Pelargonium 'Imperial Butterfly' (A/Sc) 2012 H1c Pelargonium 'Jip's Rosy Glow' (Min/d) 2012 H1c Pelargonium 'Joan Morf' (R) 2012 H1c Pelargonium 'Joy' (R) 1994 H1c Pelargonium 'Ken Lea' (Z/v) 2012 H1c

49 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Pelargonium 'Kimono' (R) 2012 H1c Pelargonium 'King Edmund' (R) 2012 H1c Pelargonium 'La France' (I/d) 1993 H1c Pelargonium [Laced Red Mini Cascade] = 'Achspen' (I) 2012 H1c Pelargonium 'Lady Plymouth' (Sc/v) 1993 H1c Pelargonium 'Lara Ballerina' 2012 H1c Pelargonium 'Lara Candy Dancer' (Sc) 1996 H1c Pelargonium 'Lara Starshine' (Sc) 1996 H1c Pelargonium 'Lavender Grand Slam' (R) 1994 H1c Pelargonium 'L'Élégante' (I/v) 1993 H1c Pelargonium 'Lemon Fancy' (Sc) 2012 H1c Pelargonium [Lilac Mini Cascade] = 'Lilamica' (I) 2012 H1c Pelargonium 'Lilian Pottinger' (Sc) 2012 H1c Pelargonium 'Little Alice' (Dw/d) 1993 H1c Pelargonium 'Little Jip' (Z/d/v) 2012 H1c Pelargonium 'Lord Bute' (R) 1993 H1c Pelargonium 'Lotusland' (Dw/St/C) 2012 H1c Pelargonium 'Louise' (R) 2012 H1c Pelargonium 'Lucy Gunnett' (Z/d/v) 2012 H1c Pelargonium 'Mabel Grey' (Sc) 1993 H1c Pelargonium 'Madame Crousse' (I/d) 1993 H1c Pelargonium 'Madame Layal' (A) 2012 H1c Pelargonium 'Margaret Soley' (R) 1994 H1c Pelargonium 'Melanie Day' (St) 2012 H1c Pelargonium 'Mendip Barbie' (R) 2012 H1c Pelargonium 'Mendip Blanche' (R) 2012 H1c Pelargonium 'Mendip Louise' (R) 2012 H1c Pelargonium 'Michael' (A) 2012 H1c Pelargonium 'Milden' (Dw/Z/C) 2012 H1c Pelargonium 'Morval' (Dw/C/d) 1993 H1c Pelargonium 'Mr Henry Cox' (Z/v) 1993 H1c Pelargonium 'Mrs G.H. Smith' (A) 2012 H1c Pelargonium 'Mrs J.C. Mappin' (Z/v) 1993 H1c Pelargonium 'Mrs Pat' (Dw/St/C) 2012 H1c Pelargonium 'Mrs Quilter' (Z/C) 2002 H1c Pelargonium 'Mystery' (U) 1996 H1c Pelargonium 'Nervous Mabel' (Sc) 1996 H1c Pelargonium 'Nicola Buck' (R) 2012 H1c Pelargonium 'Occold Shield' (Dw/C/d) 2012 H1c Pelargonium odoratissimum (Sc) 2012 H1c Pelargonium 'Oldbury Duet' (A/v) 2012 H1c Pelargonium 'Orange Fizz' (Sc) 2012 H1c Pelargonium 'Orsett' (Sc) 1996 H1c Pelargonium 'Paton's Unique' (U/Sc) 1993 H1c Pelargonium 'Patricia Andrea' (T) 2012 H1c Pelargonium 'Polka' (U) 2012 H1c Pelargonium 'Prince of Orange' (Sc) 2012 H1c Pelargonium 'Princeanum' (Sc) 1996 H1c Pelargonium 'Purple Heart' (Dw/St/C) 2012 H1c Pelargonium 'Quantock Candy' (A) 2012 H1c Pelargonium 'Quantock Kendy' (A) 2012 H1c Pelargonium 'Quantock Kirsty' (A) 2012 H1c Pelargonium 'Quantock Marjorie' (A) 2012 H1c Pelargonium 'Quantock Matty' (A) 2012 H1c Pelargonium 'Quantock Ultimate' (A) 2012 H1c Pelargonium 'Radula' (Sc) 1996 H1c Pelargonium 'Red Cascade' (I) 1993 H1c Pelargonium 'Red Pandora' (Z) 2012 H1c Pelargonium 'Renate Parsley' 2012 H1c Pelargonium 'Rimfire' (R) 2012 H1c Pelargonium 'Rosa Mini-cascade' (Mini Cascade Series) (I) 2012 H1c Pelargonium 'Royal Norfolk' (Min/d) 2012 H1c Pelargonium 'Royal ' (Sc) 1996 H1c Pelargonium 'Royal Surprise' (R) 2012 H1c Pelargonium 'Sarah Hunt' (Min/d) 2012 H1c Pelargonium 'Satsuki' (R) 2012 H1c Pelargonium 'Scarlet Pet' (U) 2012 H1c Pelargonium 'Schottii' 2012 H1c Pelargonium 'Sefton' (R) 1994 H1c Pelargonium 'Shanks' (Z) 2012 H1c Pelargonium sidoides 2012 H1c Pelargonium 'Snow Cap' (MinI) 2012 H1c Pelargonium [Solidor] (I/d) 1993 H1c Pelargonium 'Something Special' (Z/d) 2012 H1c Pelargonium 'Sophie Dumaresque' (Z/v) 2012 H1c Pelargonium 'South African Sun' (Z/d) 2012 H1c Pelargonium 'South American Bronze' (R) 1993 H1c Pelargonium 'Spanish Angel' (A) 1994 H1c Pelargonium 'Splendide' 2012 H1c Pelargonium 'Spot-on-bonanza' (R) 2012 H1c Pelargonium 'Star Flecks' (St) 2012 H1c Pelargonium 'Sweet Mimosa' (Sc) 1996 H1c Pelargonium 'Tamie D' (Min) 2012 H1c Pelargonium 'The Boar' (Fr) 1993 H1c Pelargonium 'Tip Top Duet' (A) 1994 H1c

50 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Pelargonium tomentosum (Sc) 1993 H1c Pelargonium 'Tornado' (R) 2012 H1c Pelargonium 'Vancouver Centennial' (Dw/St/C) 1993 H1c Pelargonium 'Vectis Finery' (St/d) 2012 H1c Pelargonium 'Vectis Glitter' (Z/St) 2012 H1c Pelargonium 'Velvet Duet' (A) 1994 H1c Pelargonium 'Voodoo' (U) 1996 H1c Pelargonium 'Wantirna' (Z/v) 2012 H1c Pelargonium 'Washbrook' (Min/d) 2012 H1c Pelargonium 'White Glory' (R) 1994 H1c Pelargonium 'Yale' (I/d) 1993 H1c Pellaea rotundifolia 1993 H1b Pennisetum x advena 'Rubrum' 2004 H2 Pennisetum orientale 1993 H5 Pennisetum setaceum 1995 H6 Pennisetum villosum 2002 H3 Penstemon 'Alice Hindley' 1993 H4 Penstemon 'Andenken an Friedrich Hahn' 1993 H5 Penstemon 'Apple Blossom' 1993 H3 Penstemon 'Beech Park' 1993 H3 Penstemon 'Cherry' 1993 H3 Penstemon 'Chester Scarlet' 1993 H3 Penstemon 'Connie's Pink' 1993 H4 Penstemon davidsonii var. menziesii 1993 H5 Penstemon 'Evelyn' 1993 H4 Penstemon fruticosus var. scouleri 1993 H5 Penstemon fruticosus var. scouleri 'Albus' 1993 H5 Penstemon 'George Home' 1993 H3 Penstemon hartwegii 1993 H4 Penstemon heterophyllus 'Catherine de la Mare' 1993 H4 Penstemon 'Hewell Pink Bedder' 1993 H4 Penstemon 'Hidcote Pink' 1993 H3 Penstemon isophyllus 1993 H3 Penstemon 'Margery Fish' 1993 H3 Penstemon 'Maurice Gibbs' 1993 H3 Penstemon newberryi 1993 H5 Penstemon 'Osprey' 1993 H3 Penstemon 'Pennington Gem' 1993 H3 Penstemon pinifolius 1993 H4 Penstemon pinifolius 'Wisley Flame' 1998 H4 Penstemon 'Port Wine' 1993 H3 Penstemon procerus 'Roy Davidson' 1997 H5 Penstemon 'Raven' 1993 H3 Penstemon 'Rich Ruby' 2012 H3 Penstemon 'Rubicundus' 1993 H4 Penstemon rupicola 1993 H5 Penstemon 'Schoenholzeri' 1993 H4 Penstemon 'Sour Grapes' M. Fish 2002 H4 Penstemon 'Stapleford Gem' 1993 H3 Penstemon 'White Bedder' 1993 H3 Peperomia argyreia 1993 H1b Hardiness changed to H1b 2014 Peperomia caperata 'Emerald Ripple' 1993 H1b Hardiness changed to H1b 2014 Peperomia caperata 'Little Fantasy' 1993 H1b Hardiness changed to H1b 2014 Peperomia caperata 'Luna Red' 2002 H1b Hardiness changed to H1b 2014 Peperomia caperata 'Variegata' (v) 1993 H1b Hardiness changed to H1b 2014 Peperomia griseoargentea 2002 H1b Hardiness changed to H1b 2014 Peperomia obtusifolia 1993 H1b Hardiness changed to H1b 2014 Peperomia obtusifolia (Magnoliifolia Group) 'USA' 2002 H1b Hardiness changed to H1b 2014 Peperomia scandens 1993 H1b Hardiness changed to H1b 2014 Peperomia velutina 2002 H1b Hardiness changed to H1b 2014 Perovskia 'Blue Spire' 1993 H5 Persicaria affinis 'Darjeeling Red' 1993 H5 Persicaria affinis 'Donald Lowndes' 1993 H5 Persicaria affinis 'Superba' 1993 H5 Persicaria bistorta 'Superba' 1993 H7 Persicaria vacciniifolia 1993 H5 Petrorhagia saxifraga 1993 H4 Phalaenopsis amabilis 2012 H1a Phalaenopsis Ariadne gx 'Stanwell' 2013 H1a Phalaenopsis Be Tris gx 2012 H1a Phalaenopsis Brother Little Amaglad gx 2012 H1a Phalaenopsis Brother Pico Sweetheart gx 2011 H1a Phalaenopsis Chingruey's Goldstaff gx 2013 H1a Phalaenopsis Sogo Kawaii gx 2013 H1a Phalaenopsis Taida Sweet gx 'Stripe Beauty' 2013 H1a Phalaenopsis Tiny Tim gx 2013 H1a Phalaenopsis Yellow Lightning gx 2013 H1a Phalaris arundinacea var. picta 'Feesey' (v) 2012 H7 Philadelphus 'Beauclerk' 1993 H6 Philadelphus 'Belle Étoile' 1993 H6 Philadelphus coronarius 'Aureus' 1993 H6 Philadelphus coronarius 'Variegatus' (v) 1993 H6 Philadelphus delavayi f. melanocalyx 'Nyman's Variety' 2012 H6 Philadelphus 'Innocence' (v) 2012 H6 Philadelphus maculatus 'Sweet Clare' 2012 H5

51 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Philadelphus 'Manteau d'Hermine' (d) 1993 H6 Philadelphus 'Silberregen' 2012 H6 Philadelphus 'Sybille' 1993 H6 Philadelphus [White Rock] = 'Pekphil' 2012 H6 Philodendron angustisectum 1993 H1b Philodendron bipinnatifidum 1993 H1c Philodendron erubescens 1993 H1a Philodendron erubescens 'Burgundy' 1993 H1a Philodendron scandens 1993 H1a Phlebodium aureum 1993 H1b Phlomis chrysophylla 1993 H4 Phlomis fruticosa 1993 H4 Phlomis grandiflora 'Lloyd's Silver' 2012 H5 Phlomis longifolia var. bailanica 2012 H4 Phlomis russeliana 1993 H7 Phlomis tuberosa 'Amazone' 2012 H5 Phlox adsurgens 1993 H5 Phlox x arendsii 'Luc's Lilac' 2013 H7 Phlox x arendsii 'Miss Mary' (Spring Pearl Series) 2013 H7 Phlox x arendsii 'Utopia' 2013 H7 Phlox carolina 'Bill Baker' 2002 H5 Phlox carolina 'Miss Lingard' 1993 H5 Phlox divaricata 1993 H4 Phlox divaricata subsp. laphamii 'Chattahoochee' 1993 H4 Phlox douglasii 'Boothman's Variety' 1993 H5 Phlox douglasii 'Crackerjack' 1993 H5 Phlox douglasii 'Iceberg' 1993 H5 Phlox douglasii 'Red Admiral' 1993 H5 Phlox 'Kelly's Eye' 1993 H5 Phlox maculata 'Alpha' 1993 H6 Phlox maculata 'Natascha' 2013 H7 Phlox maculata 'Omega' 1993 H6 Phlox maculata 'Princess Sturdza' 2002 H6 Phlox paniculata 'Alba Grandiflora' 1993 H7 Reconfirmed 2013 Phlox paniculata 'Becky Towe' (v) 2013 H7 Phlox paniculata 'Danielle' 2013 H7 Phlox paniculata 'David' 2013 H7 Phlox paniculata 'David's Lavender' 2013 H7 Phlox paniculata 'Eva Cullum' 2013 H7 Phlox paniculata 'Eva Foerster' 2013 H7 Phlox paniculata 'Flamingo' 2013 H7 Phlox paniculata 'Franz Schubert' 2013 H7 Phlox paniculata 'Grenadine Dream' 2013 H7 Phlox paniculata 'Grey Lady' 2013 H7 Phlox paniculata 'Königin der Nacht' (Zauberflöte Series) 2013 H7 Phlox paniculata 'Le Mahdi' 1993 H7 Phlox paniculata 'Miss Elie' 2013 H7 Phlox paniculata 'Miss Pepper' 2013 H7 Phlox paniculata 'Monica Lynden-Bell' 2013 H7 Phlox paniculata 'Mother of Pearl' 1993 H7 Reconfirmed 2013 Phlox paniculata 'Norah Leigh' (v) 2013 H7 Phlox paniculata [Peacock Cherry Red] (Peacock Series) 2013 H7 Phlox paniculata [Peacock Lilac] (Peacock Series) 2013 H7 Phlox paniculata [Peacock Neon Purple] (Peacock Series) 2013 H7 Phlox paniculata [Peacock White] (Peacock Series) 2013 H7 Phlox paniculata [Pink Eye Flame] = 'Barthirtyfive' 2013 H7 Phlox paniculata 'Prince of Orange' 1993 H7 Reconfirmed 2013 Phlox paniculata 'Prospero' 1993 H7 Reconfirmed 2013 Phlox paniculata [Purple Eye Flame] = 'Barthirtythree' 2013 H7 Phlox paniculata 'Rosa Pastell' 2013 H7 Phlox paniculata 'Starfire' 2002 H7 Reconfirmed 2013 Phlox paniculata [Sweet Summer Favourite] = 'Ditomfav' (Sweet Summer Series) 2012 H7 Phlox paniculata 'The King' 2013 H7 Phlox paniculata 'Uspekh' 2013 H7 Phlox paniculata 'Velvet Flame' 2013 H7 Phlox paniculata 'Visions' 2013 H7 Phlox paniculata 'White Admiral' 1993 H7 Reconfirmed 2013 Phlox paniculata [White Flame] = 'Bartwentynine' 2013 H7 Phlox x procumbens 'Millstream' 1993 H5 Phlox stolonifera 'Blue Ridge' 1993 H5 Phlox subulata 'McDaniel's Cushion' 1993 H5 Phlox subulata 'Red Wings' 1993 H5 Phoenix canariensis 1993 H1c Phoenix roebelenii 1993 H1b Phormium cookianum subsp. hookeri 'Cream Delight' (v) 1993 H4 Phormium cookianum subsp. hookeri 'Tricolor' (v) 1993 H4 Phormium 'Duet' (v) 1993 H3 Phormium 'Sundowner' (v) 1993 H3 Phormium tenax Purpureum Group 1993 H4 Phormium tenax 'Variegatum' (v) 1993 H5 Phormium 'Yellow Wave' (v) 1993 H4 Photinia x fraseri 'Canivily' 2012 H5 Photinia x fraseri [Pink Marble] = 'Cassini' (v) 2012 H5 Photinia x fraseri 'Red Robin' 1993 H5 Phygelius aequalis 'Trewidden Pink' 2002 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Phygelius aequalis 'Yellow Trumpet' 1996 H5 Phygelius x rectus 'African Queen' 1996 H5 Phygelius x rectus 'Devil's Tears' 1997 H5 Phygelius x rectus 'Salmon Leap' 1997 H5 x Phylliopsis 'Coppelia' 1998 H5 Phyllodoce caerulea 1993 H5 Phyllostachys aurea 1993 H5 Phyllostachys aureosulcata f. spectabilis 2002 H5 Phyllostachys bambusoides 'Castillonii' 2012 H5 Phyllostachys bambusoides 'Holochrysa' 2012 H5 Phyllostachys bissetii 2012 H5 Phyllostachys iridescens 2012 H5 Phyllostachys nigra 1993 H5 Phyllostachys nigra f. henonis 1993 H5 Phyllostachys vivax f. aureocaulis 2002 H5 Physalis alkekengi 1993 H7 Physocarpus opulifolius 'Dart's Gold' 1993 H7 Physocarpus opulifolius 'Diabolo' 2002 H7 Physocarpus opulifolius [Lady in Red] = 'Tuilad' 2012 H7 Physoplexis comosa 1993 H5 Physostegia virginiana 'Summer Snow' 1993 H7 Physostegia virginiana 'Vivid' 1993 H7 Picea abies 'Acrocona' 2012 H7 Picea abies 'Clanbrassiliana' 2012 H7 Picea abies 'Inversa' 2012 H7 Picea abies 'Little Gem' 1993 H7 Picea abies 'Nidiformis' 1993 H7 Picea abies 'Rydal' 2012 H7 Picea breweriana 1993 H6 Picea glauca var. albertiana 'Alberta Globe' 2012 H7 Picea glauca var. albertiana 'Conica' 2012 H7 Picea glauca var. albertiana 'J.W. Daisy's White' 2012 H7 Picea glauca var. albertiana 'Laurin' 2012 H7 Picea glauca 'Echiniformis' 1993 H7 Picea mariana 'Nana' 1993 H7 Picea omorika 1993 H7 Picea omorika 'Nana' 1998 H7 Picea omorika 'Pendula' 1993 H7 Picea orientalis 1993 H7 Picea orientalis 'Aurea' (v) 1993 H7 Picea orientalis 'Skylands' 2012 H7 Picea pungens 'Edith' 2012 H7 Picea pungens 'Fat Albert' 2012 H7 Picea pungens (Glauca Group) 'Globosa' 1993 H7 Picea pungens (Glauca Group) 'Hoopsii' 1993 H7 Pieris 'Firecrest' 1993 H5 Pieris 'Flaming Silver' (v) 1993 H5 Pieris 'Forest Flame' 1993 H5 Pieris formosa var. forrestii 'Wakehurst' 1993 H5 Pieris japonica 'Blush' 1993 H5 Pieris japonica 'Bonfire' 2012 H5 Pieris japonica 'Carnaval' (v) 2012 H5 Pieris japonica 'Cavatine' 1997 H5 Pieris japonica 'Debutante' 1993 H5 Pieris japonica 'Mountain Fire' 1993 H5 Pieris japonica 'Pink Delight' 1993 H5 Pieris japonica 'Prelude' 1996 H5 Pieris japonica 'Purity' 1993 H5 Pieris japonica 'Sarabande' 1996 H5 Pieris japonica 'Valley Valentine' 1993 H5 Pilea cadierei 1993 H1c Pilea involucrata 2012 H1c Pilea peperomioides 1993 H1c Pilosocereus leucocephalus 2012 H1b Pinguicula esseriana 2012 H1c Pinguicula gigantea 2012 H1c Pinguicula grandiflora 2012 H4 Pinguicula gypsicola 2012 H1c Pinguicula lauana 2012 H1c Pinguicula rotundiflora 2012 H1c Pinguicula 'Weser' 2012 H1c Pinus contorta 'Chief Joseph' 2012 H7 Pinus densiflora 'Alice Verkade' 2012 H7 Pinus x densithunbergii 'Jane Kluis' 2012 H7 Pinus heldreichii 'Compact Gem' 2012 H7 Pinus heldreichii 'Satellit' 2012 H7 Pinus heldreichii 'Smidtii' 1993 H7 Pinus mugo 'Carsten' 2012 H7 Pinus mugo 'Humpy' 2012 H7 Pinus mugo 'Kissen' 2012 H7 Pinus mugo 'Mops' 1993 H7 Pinus mugo 'Ophir' 2012 H7 Pinus nigra 'Black Prince' 2012 H7 Pinus parviflora 'Adcock's Dwarf' 1993 H7 Pinus parviflora 'Bonnie Bergman' 2012 H7 AGM confirmed 2014

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Pinus parviflora (Glauca Group) 'Glauca' 2012 H7 AGM confirmed 2014 Pinus parviflora 'Negishi' 2012 H7 Pinus patula 1993 H4 Pinus pinea 1993 H5 Pinus pumila 'Glauca' 1993 H7 Pinus radiata (Aurea Group) 'Aurea' 2012 H5 AGM confirmed 2014 Pinus x schwerinii 'Wiethorst' 2012 H7 Pinus strobus 'Blue Shag' 2012 H7 Pinus strobus 'Minima' 2012 H7 Pinus sylvestris (Aurea Group) 'Aurea' 2012 H7 AGM confirmed 2014 Pinus sylvestris 'Beuvronensis' 1993 H7 Pinus sylvestris 'Frensham' 2012 H7 Pinus sylvestris 'Gold Coin' 2012 H7 Pinus thunbergii 'Sayonara' 2012 H7 Pinus thunbergii 'Thunderhead' 2012 H7 Pinus wallichiana 1993 H6 Pinus wallichiana 'Nana' 2012 H6 Pittosporum 'Arundel Green' (f) 2012 H4 Pittosporum eugenioides 'Variegatum' (v) 1993 H4 Pittosporum 'Garnettii' (v) 1993 H4 Pittosporum tenuifolium 'Irene Paterson' (m/v) 1993 H4 Pittosporum tenuifolium 'Silver Queen' (f/v) 1993 H4 Pittosporum tenuifolium 'Tom Thumb' 1993 H4 Pittosporum tenuifolium 'Warnham Gold' (m) 1993 H3 Pittosporum tobira 1993 H3 Pittosporum tobira 'Variegatum' (v) 1993 H4 Platanus x hispanica 1993 H6 Platanus orientalis f. digitata 2002 H6 Platycerium bifurcatum 1993 H1b Platycerium superbum 1993 H1b Platycerium veitchii 1993 H1b orientalis 'Aurea Nana' 1993 H6 Platycladus orientalis 'Franky Boy' 2012 H6 Platycodon grandiflorus 1993 H5 Platycodon grandiflorus Apoyama Group 1993 H5 Platycodon grandiflorus 'Mariesii' 1993 H5 Plectranthus ambiguus 'Manguzuku' 2012 H1c Plectranthus argentatus 1998 H1c Plectranthus ciliatus 'Easy Gold' (v) 2012 H1c Plectranthus fruticosus 'James' 2012 H1c Plectranthus madagascariensis 'Variegated Mintleaf' (v) 2003 H1c Plectranthus [Mona Lavender] = 'Plepalila' 2012 H1c Plectranthus oertendahlii 1993 H1c Plectranthus oertendahlii 'Uvongo' 2012 H1c Plectranthus purpuratus 2012 H1c Pleioblastus variegatus (v) 1993 H4 Pleioblastus viridistriatus 1993 H5 Pleione formosana 1993 H3 Pleione limprichtii 1993 H3 Pleione Shantung gx 'Muriel Harberd' 1993 H3 Pleiospilos bolusii 1993 H2 Pleiospilos compactus 2002 H2 Pleiospilos nelii 2002 H2 Pleiospilos nelii 'Royal Flush' 2012 H2 Plumbago auriculata 1993 H2 Plumbago auriculata f. alba 2002 H2 Plumbago indica 2002 H1b Plumeria rubra 2002 H1b Podocarpus 'County Park Fire' (f) 2012 H6 Podocarpus nivalis 'Kilworth Cream' (v) 2012 H6 Podocarpus salignus 1993 H5 Podranea ricasoliana 2012 H1c Polemonium archibaldiae 2002 H5 Polianthes tuberosa 1993 H1c Polygala calcarea 'Lillet' 1993 H5 Polygala chamaebuxus 1993 H5 Polygala chamaebuxus var. grandiflora 1993 H5 Polygala x dalmaisiana 1993 H2 Polygala myrtifolia 2012 H2 Polygonatum x hybridum 1993 H7 Polypodium cambricum 'Cambricum' 1997 H7 Polypodium cambricum (Cristatum Group) 'Grandiceps Fox' 1997 H7 Polypodium cambricum 'Richard Kayse' 2012 H7 Polypodium cambricum 'Whilharris' 1997 H7 Polypodium glycyrrhiza 'Longicaudatum' 1997 H7 Polypodium interjectum 'Cornubiense' 1997 H7 Polyscias guilfoylei 2002 H1c Polyscias guilfoylei 'Victoriae' (v) 2002 H1c Polyscias scutellaria 'Marginata' (v) 2002 H1c Polystichum aculeatum 1993 H7 Polystichum x dycei 2012 H6 Polystichum munitum 1997 H7 Polystichum polyblepharum 1997 H7 Polystichum setiferum 1993 H7 Polystichum setiferum Divisilobum Group 2012 H7

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Polystichum setiferum (Divisilobum Group) 'Divisilobum Densum' 1997 H7 Polystichum setiferum (Divisilobum Group) 'Divisilobum Iveryanum' 1997 H7 Polystichum setiferum 'Pulcherrimum Bevis' 1997 H6 Polystichum tsussimense 1997 H6 Pontederia cordata 1993 H5 Populus x canadensis 'Aurea' 1993 H6 Populus nigra 'Italica' (m) 1993 H6 Populus tremula 'Erecta' 2012 H7 Potentilla cuneata 1993 H5 Potentilla fruticosa 'Abbotswood' 1993 H7 Potentilla fruticosa 'Chelsea Star' 2002 H7 Potentilla fruticosa 'Groneland' 2002 H7 Potentilla fruticosa 'Hopleys Orange' 2002 H7 Potentilla fruticosa 'Jackman's Variety' 2002 H7 Potentilla fruticosa 'King Cup' 2002 H7 Potentilla fruticosa 'Limelight' 2002 H7 Potentilla fruticosa [Marian Red Robin] = 'Marrob' 2002 H7 Potentilla fruticosa 'Medicine Wheel Mountain' 2002 H7 Potentilla fruticosa 'Pink Beauty' 2002 H7 Potentilla fruticosa 'Primrose Beauty' 1993 H7 Potentilla fruticosa 'Sommerflor' 2002 H7 Potentilla fruticosa 'Yellow Bird' 2002 H7 Potentilla 'Gibson's Scarlet' 1993 H7 Potentilla x tonguei 1993 H5 Potentilla 'William Rollisson' 1993 H6 Primula alpicola (Si) 2002 H7 Primula auricula L. (Au) 1993 H5 Primula beesiana (Pf) 2012 H6 Primula 'Broadwell Milkmaid' (Au) 2012 H5 Primula 'Broxbourne' 2012 H5 Primula bulleyana (Pf) 1993 H7 Primula capitata subsp. sphaerocephala (Ca) 2012 H5 Primula chionantha (Cy) 1993 H6 Primula 'Clarence Elliott' (Au) 2012 H5 Primula cockburniana (Pf) 2002 H6 Primula 'Crescendo Blue Shades' (Crescendo Series) (Pr/Poly) 1997 H5 Primula 'Crescendo Bright Red' (Crescendo Series) (Pr/Poly) 1997 H5 Primula 'Crescendo Golden' (Crescendo Series) (Pr/Poly) 1997 H5 Primula 'Crescendo Pink and Rose Shades' (Crescendo Series) (Pr/Poly) 1997 H5 Primula 'Danova Purple, White Edge' (Danova Series) (Pr/Prim) 1993 H5 Primula 'Danova Rose' (Danova Series) (Pr/Prim) 1993 H5 Primula Danova Series (Pr/Prim) 2002 H5 Primula denticulata (De) 1993 H5 Primula elatior (Pr) 1993 H5 Primula florindae (Si) 1993 H7 Primula frondosa (Al) 1993 H5 Primula 'Guinevere' (Pr/Poly) 1993 H6 Primula 'Inverewe' (Pf) 1993 H5 Primula japonica 'Miller's Crimson' (Pf) 2002 H6 Primula japonica 'Postford White' (Pf) 2002 H6 Primula kewensis (Sp) 1993 H2 Primula 'Lady Greer' (Pr/Poly) 1993 H5 Primula x loiseleurii 'Aire Mist' (Au) 2012 H5 Primula malacoides (Mo) 2012 H1c Primula marginata (Au) 1993 H5 Primula marginata 'Beamish' (Au) 1998 H5 Primula marginata 'Casterino' (Au) 2012 H5 Primula marginata 'Linda Pope' (Au) 1993 H5 Primula marginata 'Prichard's Variety' (Au) 1998 H5 Primula moupinensis (Pe) 2012 H4 Primula obconica (Ob) 2012 H1c Primula obconica 'Libre Magenta' (Ob) 1998 H2 Primula prolifera (Pf) 1993 H4 Primula x pubescens (Au) 1993 H5 Primula x pubescens 'Rufus' (Au) 2012 H5 Primula pulverulenta (Pf) 1993 H6 Primula pulverulenta Bartley hybrids (Pf) 1993 H6 Primula 'Rainbow Blue Shades' (Rainbow Series) (Pr/Poly) 1997 H5 Primula 'Rainbow Cream Shades' (Rainbow Series) (Pr/Poly) 1997 H5 Primula 'Rainbow Scarlet Shades' (Rainbow Series) (Pr/Poly) 1997 H5 Primula rosea (Or) 1993 H5 Primula sieboldii (Co) 1993 H5 Primula sikkimensis (Si) 2002 H6 Primula 'Tony' (Au) 2012 H5 Primula veris (Pr) 1993 H5 Primula vialii (So) 1993 H5 Primula vulgaris (Pr/Prim) 1998 H7 Primula vulgaris subsp. sibthorpii (Pr/Prim) 1993 H5 Primula vulgaris subsp. vulgaris (Pr/Prim/d) 1993 H5 Primula 'Wanda' (Pr/Prim) 1993 H7 Prostanthera cuneata 1993 H4 Prostanthera ovalifolia 2002 H3 Prostanthera rotundifolia 1993 H3 Prostanthera rotundifolia 'Rosea' 2002 H3 Prosthechea cochleata 2012 H1b

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Prunus 'Accolade' (d) 1993 H6 Prunus 'Amanogawa' 1993 H6 Prunus avium 'Plena' (d) 1993 H6 Prunus 'Beni-tamanishiki' 2012 H6 Prunus 'Beni-yutaka' 2012 H6 Prunus x blireana (d) 1993 H6 Prunus cerasifera 'Nigra' 1993 H6 Prunus x cistena 1993 H6 Prunus 'Collingwood Ingram' 2012 H6 Prunus 'Hanagasa' 2012 H6 Prunus 'Hokusai' 2012 H6 Prunus 'Ichiyo' (d) 1993 H6 Prunus x incam 'Okamé' 1993 H6 Prunus x incam 'Shosar' 2012 H6 Prunus incisa 'Fujimae' 2012 H6 Prunus incisa 'Kojo-no-mai' 2012 H6 Prunus incisa 'Oshidori' (d) 2012 H6 Prunus incisa 'Pendula' 2012 H6 Prunus incisa f. yamadei 2012 H6 Prunus 'Kanzan' 1993 H6 Prunus laurocerasus [Etna] = 'Anbri' 2012 H5 Prunus laurocerasus 'Otto Luyken' 1993 H5 Prunus laurocerasus 'Rotundifolia' 2012 H5 Prunus lusitanica 1993 H5 Prunus lusitanica 'Myrtifolia' 2012 H5 Prunus 'Matsumae-fuki' 2012 H6 Prunus mume 'Beni-chidori' 2012 H5 Prunus padus 'Colorata' 1993 H6 Prunus padus 'Watereri' 1993 H6 Prunus 'Pandora' 1993 H6 Prunus pendula f. ascendens 'Rosea' 2012 H6 Prunus pendula 'Pendula Rubra' 1993 H6 Prunus pendula 'Stellata' 2012 H6 Prunus 'Pink Perfection' 1993 H6 Prunus 'Royal Burgundy' (d) 2012 H6 Prunus rufa 'Len Beer' 2012 H6 Prunus sargentii 'Charles Sargent' 2012 H6 Prunus serrula 'Branklyn' 2012 H6 Prunus serrula 'Dorothy Clive' 2012 H6 Prunus 'Shirofugen' 1993 H6 Prunus 'Shirotae' 1993 H6 Prunus 'Shizuka' 2012 H6 Prunus 'Shogetsu' 1993 H6 Prunus 'Spire' 1993 H6 Prunus 'Sunset Boulevard' 2012 H6 Prunus 'Tai-haku' 1993 H6 Prunus 'Taoyame' 2012 H6 Prunus 'The Bride' 2012 H6 Prunus 'Ukon' 1993 H6 Prunus verecunda 'Autumn Glory' 2012 H6 Prunus x yedoensis 'Somei-Yoshino' 1993 H6 Pseudolarix amabilis 1993 H6 Pseudopanax (Adiantifolius Group) 'Cyril Watson' 1993 H3 Pseudopanax lessonii 'Gold Splash' (v) 1993 H3 Pseudopanax 'Purpureus' 1993 H3 Pseudopanax 'Trident' 2012 H3 Pseudosasa japonica 1993 H5 Ptelea trifoliata 'Aurea' 1993 H5 Pteris cretica 1993 H1c Pteris cretica var. albolineata 1993 H1c Pterocactus tuberosus 2012 H2 Pterocarya stenoptera ' Leaf' 2012 H6 Pterostylis curta 2012 H2 Pterostyrax hispida 1993 H5 Pulmonaria angustifolia 1993 H7 Pulmonaria 'Blue Ensign' 2012 H6 Pulmonaria 'Diana Clare' 2012 H6 Pulmonaria 'Lewis Palmer' 1993 H7 Pulmonaria 'Mawson's Blue' 2012 H6 Pulmonaria saccharata Argentea Group 1993 H7 Pulmonaria 'Sissinghurst White' 1993 H7 Pulmonaria 'Vera May' 1997 H7 Pulsatilla alpina subsp. apiifolia 1993 H5 Pulsatilla halleri 1993 H5 Pulsatilla halleri subsp. slavica 1993 H5 Pulsatilla vernalis 1993 H5 Pulsatilla vulgaris 1993 H5 Punica granatum var. nana 2002 H3 Puschkinia scilloides var. libanotica 2012 H5 Pyracantha 'Orange Glow' 1993 H6 Pyracantha rogersiana 'Flava' 1993 H6 Pyracantha rogersiana 'Molten Lava' 2012 H6 Pyracantha [Saphyr Orange] = 'Cadange' 2002 H6 Pyracantha [Saphyr Rouge] = 'Cadrou' 2002 H6 Pyracantha 'Teton' 2002 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Pyrus salicifolia 'Pendula' 1993 H6 Quercus affinis 2012 H5 Quercus canariensis 1993 H5 Quercus castaneifolia 'Green Spire' 1993 H6 Quercus coccinea 'Splendens' 1993 H6 Quercus ellipsoidalis 'Hemelrijk' 2012 H6 Quercus frainetto 'Hungarian Crown' 1993 H6 Quercus x hispanica 'Lucombeana' 1993 H6 Quercus x kewensis 2012 H6 Quercus palustris 1993 H6 Quercus pyrenaica 'Pendula' 2012 H6 Quercus rhysophylla 'Maya' 2012 H5 Quercus robur (Fastigiata Group) 'Koster' 1993 H6 Quercus rubra 'Magic Fire' 2012 H6 Quercus x turneri 'Pseudoturneri' 2012 H6 Radermachera sinica 1993 H1b Ramonda myconi 1993 H5 Ramonda nathaliae 1993 H5 Ranunculus aconitifolius 'Flore Pleno' (d) 1993 H7 Ranunculus acris 'Flore Pleno' (d) 2002 H7 Ranunculus calandrinioides 1993 H4 Ranunculus gramineus 1993 H5 Ranunculus montanus 'Molten Gold' 1993 H5 Rebutia 'Apricot Ice' 2012 H2 Rebutia arenacea 1993 H2 Rebutia canigueralii 1993 H2 Rebutia fiebrigii 'Donaldiana' 2012 H2 Rebutia fiebrigii 'Muscula' 2012 H2 Rebutia fiebrigii 'Narvaecensis' 2012 H2 Rebutia mentosa 1993 H2 Rebutia minuscula 'Krainziana' 2012 H2 Rebutia minuscula 'Marsoneri' 2012 H2 Rebutia minuscula 'Violaciflora' 2012 H2 Rebutia neocumingii 1993 H2 Name change from Weingartia neocumingii 2014 Rebutia pulvinosa subsp. albiflora 2012 H2 Rebutia pulvinosa subsp. perplexa 2012 H2 Rebutia pygmaea 2012 H2 Rebutia senilis 2012 H2 Rebutia steinbachii 1993 H2 Rehmannia elata 2002 H2 Rehmannia glutinosa 1993 H2 Rhamnus alaternus 'Argenteovariegata' (v) 1993 H5 Rhapis excelsa 1993 H1b Rheum 'Ace of Hearts' 2012 H6 Rheum palmatum 'Bowles's Crimson' 2012 H7 Rheum palmatum 'Hadspen Crimson' 2012 H7 Rheum palmatum 'Saville' 2012 H7 Rhipsalis monacantha 1993 H1b Rhipsalis pilocarpa 1993 H1b Rhodanthemum hosmariense 1993 H4 Rhodochiton atrosanguineus 1993 H2 Rhododendron 'Adonis' (EA/d) 2012 H5 Rhododendron 'Albert Schweitzer' 2002 H5 Rhododendron 'Alexander' (EA) 2002 H4 Rhododendron 'Alice' 1993 H5 Rhododendron 'Antilope' (Vs) 2012 H6 Rhododendron arborescens (A) 2012 H6 Rhododendron arboreum subsp. cinnamomeum 2012 H4 Rhododendron 'Arctic Tern' 1993 H5 Rhododendron argyrophyllum subsp. nankingense 'Chinese Silver' 1993 H6 Rhododendron 'Arneson Gem' (A) 2012 H6 Rhododendron (Aronense Group) 'Satschiko' (EA) 2002 H5 Rhododendron augustinii (Electra Group) 'Electra' 1993 H3 Rhododendron 'Baden-Baden' 2012 H5 Rhododendron 'Bashful' 1993 H5 Rhododendron 'Bergie Larson' 2012 H4 Rhododendron 'Berryrose' (K) 1993 H6 Rhododendron 'Blaauw's Pink' (Kurume) (EA) 1993 H4 Rhododendron 'Blewbury' 1993 H5 Rhododendron 'Blue Danube' (EA) 1993 H3 Rhododendron 'Blue Peter' 1993 H5 Rhododendron 'Bouquet de Flore' (G) 1993 H6 Rhododendron (Bow Bells Group) 'Bow Bells' 1993 H4 Rhododendron bureavii 1993 H5 Rhododendron calophytum 1993 H5 Rhododendron calostrotum 'Gigha' 1993 H4 Rhododendron calostrotum subsp. keleticum 1993 H4 Rhododendron campylogynum Myrtilloides Group 2012 H4 Rhododendron 'Cannon's Double' (K/d) 2002 H6 Rhododendron 'Canzonetta' (EA/d) 2002 H5 Rhododendron (Carmen Group) 'Carmen' 2012 H5 Rhododendron 'Cecile' (K) 1993 H6 Rhododendron (Choremia Group) 'Choremia' 1993 H3 Rhododendron 'Christmas Cheer' (caucasicum hybrid) 2012 H5 Rhododendron (Cilpinense Group) 'Cilpinense' 1993 H3

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Rhododendron 'Coccineum Speciosum' (G) 1993 H6 Rhododendron concinnum Pseudoyanthinum Group 2012 H5 Rhododendron (Cowslip Group) 'Cowslip' 2012 H4 Rhododendron 'Crane' 2002 H5 Rhododendron 'Curlew' 1993 H4 Rhododendron 'Cynthia' 1993 H5 Rhododendron dauricum 'Mid-winter' 1993 H6 Rhododendron davidsonianum 1993 H3 Rhododendron 'Daviesii' (G) 1993 H6 Rhododendron decorum 2002 H4 Rhododendron 'Delicatissimum' (O) 2012 H5 Rhododendron 'Dopey' 1993 H4 Rhododendron 'Dora Amateis' 1993 H6 Rhododendron 'Dreamland' 2002 H5 Rhododendron edgeworthii 1993 H3 Rhododendron 'Egret' 1993 H4 Rhododendron (Elisabeth Hobbie Group) 'Elisabeth Hobbie' 1993 H5 Rhododendron 'Elsie Lee' (EA/d) 2002 H5 Rhododendron 'Exquisitum' (O) 1993 H5 Rhododendron (Fabia Group) 'Fabia' 1993 H3 Rhododendron 'Faggetter's Favourite' 1993 H5 Rhododendron falconeri 1993 H3 Rhododendron 'Fantastica' 2002 H6 Rhododendron fastigiatum 'Blue Steel' 2002 H6 Rhododendron 'Fastuosum Flore Pleno' (d) 1993 H6 Rhododendron 'Fireball' (K) 2002 H6 Rhododendron 'Florida' (EA/d) 1993 H4 Rhododendron fortunei 2012 H6 Rhododendron fortunei subsp. discolor 1993 H5 Rhododendron 'Fragrantissimum' 1993 H2 Rhododendron 'Fred Peste' 2012 H4 Rhododendron fulvum 1993 H4 Rhododendron 'Furnivall's Daughter' 1993 H5 Rhododendron 'Gartendirektor Rieger' 2002 H5 Rhododendron 'Gibraltar' (K) 1993 H6 Rhododendron 'Ginny Gee' 1993 H5 Rhododendron 'Girard's Variegated Hot Shot' (EA/v) 2012 H4 Rhododendron 'Golden Eagle' (K) 2012 H6 Rhododendron 'Golden Sunset' (K) 2012 H6 Rhododendron 'Golden Torch' 1993 H4 Rhododendron 'Goldkrone' 2002 H5 Rhododendron 'Gomer Waterer' 1993 H6 Rhododendron 'Grace Seabrook' 2012 H5 Rhododendron 'Gristede' 2002 H5 Rhododendron 'Hachmann's Marlis' 2002 H6 Rhododendron 'Hachmann's Polaris' 2002 H7 Rhododendron 'Hachmann's Porzellan' 2005 H6 Rhododendron 'Halfdan Lem' 2012 H4 Rhododendron hanceanum Nanum Group 2012 H5 Rhododendron (Hawk Group) 'Crest' 1993 H3 Rhododendron 'Hino-crimson' (Kurume) (EA) 1993 H4 Rhododendron hippophaeoides 'Haba Shan' 1993 H6 Rhododendron 'Homebush' (K/d) 1993 H6 Rhododendron 'Horizon Monarch' 2002 H4 Rhododendron (Hotspur Group) 'Hotspur Red' (K) 1993 H6 Rhododendron 'Hydon Dawn' 1993 H5 Rhododendron 'Hydon Hunter' 1993 H5 Rhododendron insigne 1993 H6 Rhododendron 'Irene Koster' (O) 1993 H5 Rhododendron 'Irohayama' (Kurume) (EA) 1993 H3 Rhododendron 'James Burchett' 1993 H6 Rhododendron 'Johanna' (EA) 2002 H5 Rhododendron 'Jolie Madame' (Vs) 2012 H6 Rhododendron 'Kate Waterer' 1993 H5 Rhododendron keiskei var. ozawae 'Yaku Fairy' 1993 H5 Rhododendron 'Kermesinum Rosé' (EA) 2012 H5 Rhododendron 'Klondyke' (K) 1993 H6 Rhododendron 'Kluis Sensation' 1993 H5 Rhododendron 'Lady Alice Fitzwilliam' 1993 H3 Rhododendron 'Lady Clementine Mitford' 1993 H5 Rhododendron 'Lavender Girl' 1993 H5 Rhododendron 'Lem's Cameo' 1993 H3 Rhododendron 'Lem's Monarch' 1993 H4 Rhododendron 'Linda' 2002 H5 Rhododendron (Loderi Group) 'Loderi King George' 1993 H4 Rhododendron (Loderi Group) 'Loderi Pink Diamond' 1993 H4 Rhododendron (Loderi Group) 'Loderi Venus' 1993 H4 Rhododendron 'Loder's White' 1993 H3 Rhododendron 'Lord Roberts' 2002 H6 Rhododendron lutescens 'Bagshot Sands' 1993 H3 Rhododendron macabeanum 1993 H3 Rhododendron 'Madame Masson' 2012 H6 Rhododendron makinoi 1993 H5 Rhododendron 'Markeeta's Prize' 1993 H4 Rhododendron 'Maruschka' (EA) 2012 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Rhododendron (May Day Group) 'May Day' 1993 H3 Rhododendron 'Merganser' 1993 H4 Rhododendron 'Moerheim' 1993 H5 Rhododendron 'Monsieur Marcel Ménard' 2012 H6 Rhododendron 'Mother's Day' (Kurume) (EA) 1993 H4 Rhododendron 'Mrs A.T. de la Mare' 1993 H6 Rhododendron 'Mrs Charles E. Pearson' 1993 H6 Rhododendron 'Mrs Furnivall' 1993 H6 Rhododendron 'Mrs J.C. Williams' 2002 H6 Rhododendron 'Mrs T.H. Lowinsky' 1993 H6 Rhododendron mucronulatum 'Cornell Pink' 1993 H5 Rhododendron nakaharae (EA) 2012 H5 Rhododendron nakaharae 'Mount Seven Star' (EA) 2002 H5 Rhododendron 'Nancy Evans' 2002 H4 Rhododendron 'Nancy Waterer' (G) 1993 H6 Rhododendron 'Narcissiflorum' (G/d) 1993 H6 Rhododendron 'Niagara' (Glenn Dale) (EA) 1993 H5 Rhododendron 'Night Sky' 2012 H5 Rhododendron niveum 1993 H4 Rhododendron (Obtusum Group) 'Hinomayo' (EA) 1993 H5 Rhododendron ochraceum 2012 H5 Rhododendron 'Olga' 2002 H5 Rhododendron 'Orange King' (EA) 2012 H5 Rhododendron orbiculare 2002 H5 Rhododendron oreodoxa var. fargesii 1993 H6 Rhododendron oreotrephes 2012 H4 Rhododendron 'Osmar' 2002 H5 Rhododendron pachysanthum 1993 H6 Rhododendron 'Palestrina' (Vuykiana) (EA) 1993 H4 Rhododendron 'Panda' (EA) 2002 H5 Rhododendron 'Patty Bee' 1993 H5 Rhododendron 'Penheale Blue' 1993 H5 Rhododendron 'Percy Wiseman' 1993 H5 Rhododendron 'Persil' (K) 1993 H6 Rhododendron 'Pink Cherub' 1993 H6 Rhododendron 'Pink Pancake' (EA) 2002 H4 Rhododendron 'Pink Pearl' (hybrid) 2012 H4 Rhododendron 'Pink Pebble' 1993 H5 Rhododendron polycladum (Scintillans Group) 'Policy' 1993 H5 Rhododendron 'Praecox' 1993 H4 Rhododendron primuliflorum 2012 H5 Rhododendron 'Princess Anne' 1993 H5 Rhododendron pseudochrysanthum 1993 H5 Rhododendron 'Ptarmigan' 1993 H5 Rhododendron 'Purple Triumph' (Vuykiana) (EA) 2002 H5 Rhododendron 'Purpurtraum' (EA) 2002 H5 Rhododendron racemosum 2002 H4 Rhododendron racemosum 'Rock Rose' 1993 H5 Rhododendron 'Ramapo' 1993 H6 Rhododendron 'Razorbill' 1993 H4 Rhododendron 'Renoir' 1993 H5 Rhododendron rex 2012 H4 Rhododendron rex subsp. fictolacteum 2002 H4 Rhododendron rex subsp. rex 2002 H4 Rhododendron 'Rosata' (Vs) 2002 H5 Rhododendron 'Rose Greely' (Gable) (EA) 2012 H5 Rhododendron roxieanum var. oreonastes 1993 H5 Rhododendron rubiginosum 2012 H4 Rhododendron russatum 1993 H5 Rhododendron 'Saint Merryn' 1993 H5 Rhododendron 'Santa Maria' (EA) 2012 H5 Rhododendron 'Sarled' 1993 H5 Rhododendron 'Satan' (K) 1993 H6 Rhododendron 'Scarlet Wonder' 1993 H5 Rhododendron 'Schneekrone' 2005 H6 Rhododendron [Schneeperle] = 'Hachschnee' (EA) 2012 H5 Rhododendron 'Scintillation' 2012 H6 Rhododendron 'September Song' 2012 H4 Rhododendron 'Shamrock' 2012 H5 Rhododendron 'Silberwolke' 2005 H6 Rhododendron 'Silver Jubilee' 2005 H4 Rhododendron 'Silver Slipper' (K) 1993 H6 Rhododendron sinogrande 1993 H3 Rhododendron 'Sir Charles Lemon' 1993 H3 Rhododendron 'Sneezy' 2012 H5 Rhododendron 'Snow Hill' (EA) 2012 H5 Rhododendron 'Soir de Paris' (Vs) 2012 H6 Rhododendron 'Squirrel' (EA) 2002 H5 Rhododendron 'Strawberry Ice' (K) 1993 H6 Rhododendron 'Summer Fragrance' (A) 1993 H6 Rhododendron 'Sunte Nectarine' (K) 1993 H6 Rhododendron 'Swift' 2012 H4 Rhododendron 'Taurus' 1993 H5 Rhododendron 'The Honourable Jean Marie de Montague' 1993 H4 Rhododendron 'Tidbit' 2002 H3

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Rhododendron 'Torchlight' (EA) 2012 H5 Rhododendron (Tortoiseshell Group) 'Champagne' 1993 H3 Rhododendron (Tortoiseshell Group) 'Tortoiseshell Orange' 1993 H3 Rhododendron (Tortoiseshell Group) 'Tortoiseshell Wonder' 1993 H3 Rhododendron trichostomum (Ledoides Group) 'Collingwood Ingram' 2002 H4 Rhododendron (Vanessa Group) 'Vanessa Pastel' 1993 H3 Rhododendron vaseyi (A) 1993 H5 Rhododendron 'Vintage Rosé' 1993 H5 Rhododendron viscosum (A) 1993 H6 Rhododendron 'Viscy' 2002 H5 Rhododendron 'Vulcan' 1993 H4 Rhododendron 'Vuyk's Rosyred' (Vuykiana) (EA) 1993 H4 Rhododendron 'Vuyk's Scarlet' (Vuykiana) (EA) 1993 H4 Rhododendron 'W.F.H.' 1993 H3 Rhododendron 'Wee Bee' 2002 H5 Rhododendron 'White Lights' (A) 2002 H7 Rhododendron 'Whitethroat' (K/d) 1993 H6 Rhododendron williamsianum 1993 H4 Rhododendron wiltonii 2002 H5 Rhododendron (Winsome Group) 'Winsome' 1993 H3 Rhododendron 'Wombat' (EA) 2002 H5 Rhododendron 'Wren' 2012 H5 Rhododendron yakushimanum 2012 H5 Rhododendron yakushimanum 'Koichiro Wada' 1993 H6 Rhododendron 'Yellow Hammer' 1993 H4 Rhododendron yunnanense 'Openwood' 1993 H3 Rhodohypoxis baurii 1993 H4 Rhoicissus capensis 1993 H1c Rhombophyllum rhomboideum 2002 H2 Rhus x pulvinata (Autumn Lace Group) 'Red Autumn Lace' 1993 H5 Rhus typhina 'Dissecta' 1993 H6 Rhus typhina [Radiance] = 'Sinrus' 2012 H6 Rhus typhina [Tiger Eyes] = 'Bailtiger' 2012 H6 Ribes sanguineum 'Koja' 2012 H6 Ribes sanguineum 'Pulborough Scarlet' 1993 H6 Ribes sanguineum [White Icicle] = 'Ubric' 2002 H6 Ribes speciosum 1993 H4 Ricinus communis 'Carmencita' 1993 H1c Ricinus communis 'Zanzibariensis' 2012 H1c Robinia x slavinii 'Hillieri' 1993 H5 Rodgersia aesculifolia 1993 H7 Rodgersia 'Blickfang' 2012 H7 Rodgersia 'Irish Bronze' 1998 H7 Rodgersia pinnata 'Buckland Beauty' 2012 H7 Rodgersia pinnata 'Superba' 1993 H7 Rodgersia podophylla 'Rotlaub' 2012 H7 Romneya coulteri 1993 H5 Hardiness changed to H5 2014 Romneya coulteri 'White Cloud' 2002 H5 Rosa [A Shropshire Lad] = 'Ausled' (S) 2012 H6 Rosa [A Whiter Shade of Pale] = 'Peafanfare' (HT) 2012 H6 Rosa [Absolutely Fabulous] = 'Wekvossutono' (F) 2012 H6 Rosa 'Adélaïde d'Orléans' (Ra) 1993 H6 Rosa x alba 'Alba Maxima' (A) 2012 H7 Rosa x alba 'Alba Semiplena' (A) 1993 H7 Rosa 'Albéric Barbier' (Ra) 1993 H5 Rosa 'Albertine' (Ra) 1993 H6 Rosa [Alexander] = 'Harlex' (HT) 1993 H6 Rosa 'Alexandre Girault' (Ra) 2012 H6 Rosa 'Alibaba' (Cl) 2012 H6 Rosa 'Alister Stella Gray' (N) 2012 H5 Rosa 'Aloha' (ClHT) 2002 H7 Rosa [Amber Queen] = 'Harroony' (F) 1993 H6 Rosa [Anna Ford] = 'Harpiccolo' (Min/Patio) 1993 H5 Rosa [Aphrodite] = 'Tan00847' (S) 2012 H6 Rosa 'Arthur Bell' (F) 1993 H7 Rosa 'Ballerina' (HM/Poly) 1993 H6 Rosa banksiae 'Lutea' (Ra/d) 1993 H5 Rosa 'Beau Narcisse' (G) 2012 H7 Rosa 'Belvedere' (Ra) 2012 H6 Rosa [Berkshire] = 'Korpinka' (GC) 2002 H6 Rosa 'Blanche Double de Coubert' (Ru) 1993 H7 Rosa 'Bleu Magenta' (Ra) 1994 H7 Rosa [Blue for You] = 'Pejamblu' (F) 2012 H6 Rosa 'Blushing Lucy' (Ra) 2012 H6 Rosa 'Bobbie James' (Ra) 1993 H6 Rosa [Bonica] = 'Meidomonac' (GC) 1993 H6 Rosa [Bowled Over] = 'Tandolgnil' (F) 2012 H6 Rosa [Britannia] = 'Frycalm' (HT) 2012 H6 Rosa 'Buff Beauty' (HM) 1993 H6 Rosa [Buxom Beauty] = 'Korbilant' (HT) 2012 H6 Rosa 'Cantabrigiensis' (S) 1994 H6 Rosa [Carefree Days] = 'Meirivouri' (Patio) 2012 H6 Rosa 'Cécile Brünner' (Poly) 1994 H6 Rosa 'Céleste' (A) 1993 H7 Rosa 'Celsiana' (D) 2012 H7

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Rosa x centifolia 'Cristata' (Ce) 1993 H7 Rosa [Centre Stage] = 'Chewcreepy' (S/GC) 2012 H6 Rosa 'Cerise Bouquet' (S) 1993 H7 Rosa [Champagne Moment] = 'Korvanaber' (F) 2012 H6 Rosa [Chandos Beauty] = 'Harmisty' (HT) 2012 H6 Rosa 'Charles de Mills' (G) 1993 H7 Rosa [Charlie's Rose] = 'Tanellepa' (HT) 2012 H6 Rosa [Charlotte] = 'Auspoly' (S) 2002 H6 Rosa [Chatsworth] = 'Tanotax' (Patio/F) 2012 H6 Rosa 'Chinatown' (F/S) 1993 H7 Rosa [Claret] = 'Frykristal' (HT) 2012 H6 Rosa 'Climbing Cécile Brünner' (ClPoly) 1993 H6 Rosa 'Climbing Étoile de Hollande' (ClHT) 1993 H6 Rosa 'Climbing Iceberg' (ClF) 1993 H7 Rosa 'Climbing Lady Hillingdon' (ClT) 1993 H4 Rosa 'Climbing Madame Butterfly' (ClHT) 2012 H6 Rosa 'Climbing Shot Silk' (ClHT) 1993 H6 Rosa 'Compassion' (ClHT) 1993 H6 Rosa 'Constance Spry' (ClS) 1993 H6 Rosa 'Cornelia' (HM) 1993 H6 Rosa [County of Yorkshire] = 'Korstarnow' (GC) 2012 H6 Rosa [Crazy for You] = 'Wekroalt' (F) 2012 H6 Rosa [Crimson Cascade] = 'Fryclimbdown' (ClHT) 2012 H6 Rosa [Crocus Rose] = 'Ausquest' (S) 2012 H6 Rosa 'Daisy Hill' ('Macrantha' hybrid) 2012 H7 Rosa x damascena var. semperflorens (D) 2012 H7 Rosa [Dancing Queen] = 'Fryfeston' (ClHT) 2012 H6 Rosa [Darcey Bussell] = 'Ausdecorum' (S) 2012 H6 Rosa [Dawn Chorus] = 'Dicquasar' (HT) 2002 H6 Rosa 'De Resht' (DPo) 1993 H7 Rosa 'Debutante' (Ra) 2012 H7 Rosa [Diamond] = 'Korgazell' (Patio) 2012 H6 Rosa [Dizzy Heights] = 'Fryblissful' (ClHT) 2012 H6 Rosa 'Dortmund' (S) 2002 H7 Rosa [Dublin Bay] = 'Macdub' (ClF) 1993 H6 Rosa 'Duc de Guiche' (G) 1993 H7 Rosa [Duchess of Cornwall] = 'Tan97157' (HT) 2012 H6 Rosa 'Duchesse d'Angoulême' (Ce × G) 2012 H7 Rosa 'Duchesse de Montebello' (G) 1993 H7 Rosa 'Dupontii' (S) 2012 H6 Rosa 'Easlea's Golden Rambler' (Ra) 2002 H6 Rosa [Easy Does It] = 'Harpageant' (F) 2012 H6 Rosa [Easy Going] = 'Harflow' (F) 2012 H6 Rosa [Elina] = 'Dicjana' (HT) 1993 H6 Rosa [Escapade] = 'Harpade' (F) 1994 H6 Rosa [Especially for You] = 'Fryworthy' (HT) 2012 H6 Rosa [Eyes for You] = 'Pejbigeye' (F) 2012 H6 Rosa 'Fantin-Latour' (centifolia hybrid) 1993 H7 Rosa [Fascination] = 'Poulmax' (F) 2002 H6 Rosa 'Felicia' (HM) 1993 H6 Rosa 'Félicité Parmentier' (A × D) 1993 H7 Rosa 'Félicité Perpétue' (Ra) 1993 H7 Rosa [Fellowship] = 'Harwelcome' (F) 2002 H6 Rosa 'Ferdinand Pichard' (Bb) 1993 H7 Rosa filipes 'Kiftsgate' (Ra) 1993 H6 Rosa [ Carpet Amber] = 'Noa97400a' (GC) 2012 H6 Rosa 'Flower Carpet Coral' (GC) 2012 H6 Rosa [Flower Carpet Red Velvet] = 'Noare' (GC/S) 2012 H6 Rosa [Flower Carpet Scarlet] = 'Noa83100b' (GC) 2012 H6 Rosa [Flower Carpet Sunshine] = 'Noason' (GC) 2012 H6 Rosa [Flower Carpet White] = 'Noaschnee' (GC) 2002 H6 Rosa [Flower Power] = 'Frycassia' (Patio) 2012 H6 Rosa 'Fragrant Delight' (F) 1996 H6 Rosa 'Francis E. Lester' (HM/Ra) 1994 H6 Rosa 'François Juranville' (Ra) 1993 H6 Rosa 'Fred Loads' (F) 1993 H7 Rosa [Free Spirit] = 'Fryjeru' (F) 2012 H6 Rosa [Freedom] = 'Dicjem' (HT) 1993 H6 Rosa [Friend for Life] = 'Cocnanne' (F) 2002 H6 Rosa [Friends Forever] = 'Korapriber' (F) 2012 H6 Rosa 'Fritz Nobis' (S) 1993 H7 Rosa 'Fru Dagmar Hastrup' (Ru) 1993 H7 Rosa 'Frühlingsgold' (SpH) 1993 H7 Rosa 'Frühlingsmorgen' (SpH) 2012 H7 Rosa gallica var. officinalis (G) 1993 H7 Rosa gallica 'Versicolor' (G) 1993 H7 Rosa 'Gardeners Glory' (ClHT) 2012 H6 Rosa 'Général Kléber' (CeMo) 2012 H7 Rosa [George Best] = 'Dichimanher' (Patio) 2012 H6 Rosa 'Geranium' (moyesii hybrid) 1993 H7 Rosa [Gertrude Jekyll] = 'Ausbord' (S) 1994 H6 Rosa 'Ghislaine de Féligonde' (Ra/S) 2012 H6 Rosa glauca Pourr. (S) 1993 H7 Rosa 'Gloire de France' (G) 2012 H7 Rosa [Golden Beauty] = 'Korberbeni' (F) 2012 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Rosa [Golden Celebration] = 'Ausgold' (S) 2002 H6 Rosa [Golden Future] = 'Horanymoll' (ClHT) 2012 H6 Rosa [Golden Gate] = 'Korgolgat' (ClHT) 2012 H6 Rosa [Golden Memories] = 'Korholesea' (F) 2012 H6 Rosa [Golden Smiles] = 'Frykeyno' (F) 2012 H6 Rosa [Gordon's College] = 'Cocjabby' (F) 2002 H6 Rosa [Grace] = 'Auskeppy' (S) 2012 H6 Rosa [Graham Thomas] = 'Ausmas' (S) 1993 H6 Rosa [Grande Amore] = 'Korcoluma' (HT) 2012 H6 Rosa 'Great Maiden's Blush' (A) 2012 H7 Rosa [Grouse 2000] = 'Korteilhab' (GC) 2012 H6 Rosa 'Gruss an Aachen' (Poly) 2012 H6 Rosa [Happy Retirement] = 'Tantoras' (F) 2012 H6 Rosa [Heart of Gold] = 'Coctarlotte' (HT) 2012 H6 Rosa 'Henri Martin' (CeMo) 2012 H7 Rosa [Hertfordshire] = 'Kortenay' (GC) 2002 H6 Rosa [Home Run] = 'Wekcisbako' (S) 2012 H6 Rosa 'Honorine de Brabant' (Bb) 2012 H6 Rosa [Hot Chocolate] = 'Wekpaltlez' (F) 2012 H6 Rosa [Ice Cream] = 'Korzuri' (HT) 2002 H6 Rosa [Iceberg] = 'Korbin' (F) 1993 H6 Rosa 'Impératrice Joséphine' (Gn) 1993 H7 Rosa [Indian Summer] = 'Peaperfume' (HT) 1996 H6 Rosa [Ingrid Bergman] = 'Poulman' (HT) 1993 H6 Rosa [Irish Eyes] = 'Dicwitness' (F) 2012 H6 Rosa [Isn't She Lovely] = 'Diciluvit' (HT) 2012 H6 Rosa 'Ispahan' (D) 1993 H7 Rosa [Jacqueline du Pré] = 'Harwanna' (S) 1994 H6 Rosa [Joie de Vivre] = 'Korfloci 01' (Patio/S) 2012 H6 Rosa 'Just Joey' (HT) 1993 H6 Rosa [Keep Smiling] = 'Fryflorida' (HT) 2012 H6 Rosa [Kent] = 'Poulcov' (Towne & Country Series) (S/GC) 2002 H6 Rosa [Kew ] = 'Ausfence' (S) 2012 H6 Rosa [King's Macc] = 'Frydisco' (HT) 2012 H6 Rosa 'Königin von Dänemark' (A) 1993 H7 Rosa 'Korresia' (F) 2012 H7 Rosa [La Rose de Molinard] = 'Delgrarose' (S) 2012 H6 Rosa 'La Ville de Bruxelles' (D) 1993 H7 Rosa [Lady Emma Hamilton] = 'Ausbrother' (S) 2012 H6 Rosa [Lady of Shalott] = 'Ausnyson' (S) 2012 H6 Rosa [L'Aimant] = 'Harzola' (F) 2002 H5 Rosa [Lancashire] = 'Korstesgli' (GC) 2002 H6 Rosa [Laura Ford] = 'Chewarvel' (ClMin) 1993 H5 Rosa [Lawinia] = 'Tanklewi' (ClHT) 1996 H6 Rosa [Leaping Salmon] = 'Peamight' (ClHT) 2012 H6 Rosa 'Leverkusen' (ClF) 2002 H7 Rosa [Lichfield Angel] = 'Ausrelate' (S) 2012 H6 Rosa [Light Fantastic] = 'Dicgottago' (F) 2012 H6 Rosa [Little Rambler] = 'Chewramb' (MinRa) 2002 H6 Rosa [Love & Peace] = 'Baipeace' (HT) 2012 H6 Rosa [Love Knot] = 'Chewglorious' (ClMin) 2012 H6 Rosa [Lovely Lady] = 'Dicjubell' (HT) 1993 H6 Rosa [Lucky!] = 'Frylucy' (F) 2012 H6 Rosa 'Madame Alfred Carrière' (N) 1993 H5 Rosa 'Madame Grégoire Staechelin' (ClHT) 1993 H6 Rosa 'Madame Hardy' (D) 1993 H7 Rosa 'Madame Knorr' (DPo) 1993 H7 Rosa [Magic Carpet] = 'Jaclover' (S/GC) 2002 H6 Rosa 'Maigold' (ClPiH) 1993 H7 Rosa [Mamma Mia!] = 'Fryjolly' (HT) 2012 H6 Rosa [Many Happy Returns] = 'Harwanted' (F) 1993 H6 Rosa 'Marchesa Boccella' (DPo) 1993 H7 Rosa [Marjorie Fair] = 'Harhero' (Poly/S) 2002 H6 Rosa [Marry Me] = 'Dicwonder' (Patio) 2002 H6 Rosa [Matangi] = 'Macman' (F) 2002 H6 Rosa 'Mermaid' (Cl) 1993 H5 Rosa [Millie] = 'Poulren013' (Renaissance Series) (S) 2012 H6 Rosa [Molineux] = 'Ausmol' (S) 2002 H6 Rosa [Moment in Time] = 'Korcastrav' (F) 2012 H6 Rosa 'Morning Jewel' (ClF) 1993 H7 Rosa [Mortimer Sackler] = 'Ausorts' (S) 2012 H6 Rosa [Mountbatten] = 'Harmantelle' (F) 1993 H6 Rosa [Munstead Wood] = 'Ausbernard' (S) 2012 H6 Rosa 'Narrow Water' (Ra) 2012 H6 Rosa 'New Dawn' (Cl) 1993 H7 Rosa [Newly Wed] = 'Dicwhynot' (Patio) 2012 H6 Rosa 'Noisette Carnée' (N) 2012 H7 Rosa [Nostalgie] = 'Taneiglat' (HT) 2012 H6 Rosa 'Nuits de Young' (CeMo) 2002 H7 Rosa [Nurse Tracey Davies] = 'Frykookie' (F) 2012 H6 Rosa nutkana 'Plena' (S/D) 1993 H7 Rosa x odorata 'Mutabilis' (Ch) 1993 H5 Rosa x odorata (Sanguinea Group) 'Bengal Crimson' (Ch) 2012 H5 Rosa [Open Arms] = 'Chewpixcel' (ClMin) 2002 H6 Rosa [Oxfordshire] = 'Korfullwind' (GC) 2002 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Rosa [Paddy Stephens] = 'Macclack' (HT) 2012 H6 Rosa 'Parade' (Cl) 1993 H6 Rosa 'Paul Transon' (Ra) 1993 H6 Rosa 'Paul's Himalayan Musk' (Ra) 1993 H6 Rosa [Peace] = 'Madame A. Meilland' (HT) 1993 H6 Rosa [Pearl] = 'Korterschi' (F) 2012 H6 Rosa 'Penelope' (HM) 1993 H5 Rosa [Penny Lane] = 'Hardwell' (ClHT) 2002 H6 Rosa [Perennial Blue] = 'Mehv9601' (Ra) 2012 H6 Rosa [Perennial Blush] = 'Mehbarbie' (Ra) 2012 H6 Rosa 'Perle d'Or' (Poly) 1993 H6 Rosa [Peter Pan] = 'Chewpan' (Min) 2012 H6 Rosa 'Phyllis Bide' (Ra) 1993 H6 Rosa [Pink Drift] = 'Meijocos' (GC) 2012 H6 Rosa [Pink Flower Carpet] = 'Noatraum' (GC) 1993 H6 Rosa [Port Sunlight] = 'Auslofty' (HM) 2012 H6 Rosa 'Président de Sèze' (G) 1993 H7 Rosa [Pretty in Pink] = 'Dicumpteen' (GC) 2012 H6 Rosa [Pretty Lady] = 'Scrivo' (F) 2002 H6 Rosa [Pretty Polly] = 'Meitonje' (Min) 2002 H6 Rosa [Prince Jardinier] = 'Meitroni' (HT) 2012 H6 Rosa [Princess Alexandra] = 'Pouldra' (Renaissance Series) (S) 2012 H6 Rosa [Princess Anne] = 'Auskitchen' (S) 2012 H6 Rosa [Princess of Wales] = 'Hardinkum' (F) 2002 H6 Rosa 'Prosperity' (HM) 1994 H6 Rosa [Queen Mother] = 'Korquemu' (Patio) 1994 H6 Rosa [Rachel] = 'Tangust' (HT) 2012 H6 Rosa 'Rambling Rector' (Ra) 1993 H6 Rosa [Rambling Rosie] = 'Horjasper' (Ra) 2012 H6 Rosa 'Raspberry Royale' (F/Patio) 2012 H6 Rosa [Red Finesse] = 'Korvillade' (F) 2012 H6 Rosa 'Reine des Violettes' (HP) 2012 H7 Rosa [Remember Me] = 'Cocdestin' (HT) 1993 H6 Rosa [Remember] = 'Poulht001' (HT) 2012 H6 Rosa [Rhapsody in Blue] = 'Frantasia' (S) 2012 H6 Rosa 'Rose d'Amour' (S) 1993 H6 Rosa [Rosemoor] = 'Austough' (S) 2012 H6 Rosa 'Roseraie de l'Hay' (Ru) 1993 H7 Rosa [Royal William] = 'Korzaun' (HT) 1993 H6 Rosa [Ruby Celebration] = 'Peawinner' (F) 2012 H6 Rosa 'Sally Holmes' (S) 1993 H7 Rosa 'Sander's White Rambler' (Ra) 1993 H7 Rosa 'Scabrosa' (Ru) 1993 H7 Rosa [Scarborough Fair] = 'Ausoran' (S) 2012 H6 Rosa [Scented Carpet] = 'Chewground' (GC) 2012 H6 Rosa 'Schneezwerg' (Ru) 1993 H7 Rosa 'Seagull' (Ra) 1993 H6 Rosa [Sheila's Perfume] = 'Harsherry' (F) 2012 H6 Rosa [Shine On] = 'Dictalent' (Patio) 2002 H6 Rosa [Silver Anniversary] = 'Poulari' (HT) 2002 H6 Rosa [Silver Ghost] = 'Kormifari' (S) 2012 H7 Rosa [Simply Heaven] = 'Diczombie' (HT) 2012 H6 Rosa [Simply the Best] = 'Macamster' (HT) 2012 H6 Rosa [Skylark] = 'Ausimple' (S) 2012 H6 Rosa [Soft Cover] = 'Poultco10' (Min) 2012 H7 Rosa 'Southampton' (F) 1993 H6 Rosa [Special Anniversary] = 'Whastiluc' (HT) 2012 H6 Rosa [Special Child] = 'Taniripsa' (F/Patio) 2012 H6 Rosa spinosissima 'Andrewsii' 1993 H7 Rosa spinosissima double, white-flowered 2012 H7 Rosa 'Stanwell Perpetual' (SpH) 2012 H7 Rosa [Strawberry Hill] = 'Ausrimini' (S) 2012 H6 Rosa [Strike It Rich] = 'Wekbepmey' (HT) 2012 H6 Rosa [Suffolk] = 'Kormixal' (S/GC) 2012 H6 Rosa [Summer Beauty] = 'Kororbe' (F) 2012 H6 Rosa [Summer Wine] = 'Korizont' (Cl) 1993 H6 Rosa [Summertime] = 'Chewlarmoll' (ClPatio) 2012 H6 Rosa [Sunseeker] = 'Dicracer' (F/Patio) 2012 H6 Rosa [Super Dorothy] = 'Heldoro' (Ra) 2012 H6 Rosa [Super Excelsa] = 'Helexa' (Ra) 2012 H6 Rosa [Super Fairy] = 'Helsufair' (Ra) 2012 H6 Rosa [Super Trouper] = 'Fryleyeca' (F) 2012 H6 Rosa [Surrey] = 'Korlanum' (GC) 1993 H6 Rosa [Sweet Dream] = 'Fryminicot' (Patio) 1993 H6 Rosa [Sweet Haze] = 'Tan97274' (F) 2012 H6 Rosa [Sweet Magic] = 'Dicmagic' (Min/Patio) 1993 H6 Rosa [Sweet Parfum de Provence] = 'Meiclusif' (HT) 2012 H6 Rosa [Tall Story] = 'Dickooky' (F) 1993 H6 Rosa [Teasing Georgia] = 'Ausbaker' (S) 2012 H6 Rosa [Temptress] = 'Korramal' (ClS) 2012 H6 Rosa [Tequila Sunrise] = 'Dicobey' (HT) 1993 H6 Rosa 'The Fairy' (Poly) 1993 H7 Rosa 'The Garland' (Ra) 1993 H6 Rosa [The Generous Gardener] = 'Ausdrawn' (S) 2012 H6 Rosa [The Mayflower] = 'Austilly' (S) 2012 H6

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Rosa [The Pilgrim] = 'Auswalker' (S) 2012 H6 Rosa [The Times Rose] = 'Korpeahn' (F) 1993 H6 Rosa 'Thérèse Bugnet' (Ru) 2012 H7 Rosa [Thinking of You] = 'Frydandy' (HT) 2012 H6 Rosa [Tickled Pink] = 'Fryhunky' (F) 2012 H6 Rosa [Tintinara] = 'Dicuptight' (HT) 2012 H6 Rosa [Trumpeter] = 'Mactru' (F) 1993 H6 Rosa 'Tuscany Superb' (G) 1993 H7 Rosa [Twice in a Blue Moon] = 'Tan96138' (HT) 2012 H6 Rosa [Valentine Heart] = 'Dicogle' (F) 2002 H6 Rosa 'Veilchenblau' (Ra) 1993 H7 Rosa virginiana 1993 H7 Rosa [Warm Welcome] = 'Chewizz' (ClMin) 1993 H6 Rosa [Warm Wishes] = 'Fryxotic' (HT) 2002 H6 Rosa [Westerland] = 'Korwest' (S) 1993 H6 Rosa [White Gold] = 'Cocquiriam' (F) 2012 H6 Rosa 'White Pet' (Poly) 1993 H7 Rosa 'Wickwar' (Ra) 2012 H6 Rosa [Wild Edric] = 'Aushedge' (Ru) 2012 H6 Rosa [Wild Rover] = 'Dichirap' (F) 2012 H6 Rosa [Wild Thing] = 'Jactoose' (S) 2012 H6 Rosa [Wildeve] = 'Ausbonny' (S) 2012 H6 Rosa 'William Lobb' (CeMo) 1993 H7 Rosa [Wiltshire] = 'Kormuse' (S/GC) 2002 H6 Rosa [Worcestershire] = 'Korlalon' (GC) 2012 H6 Rosa xanthina 'Canary Bird' (S) 1993 H7 Rosa 'Yesterday' (Poly/F/S) 1993 H6 Rosa [You Are My Sunshine] = 'Frykwango' (HT) 2012 H6 Rosa 'Yvonne Rabier' (Poly) 1993 H7 Roscoea auriculata 2011 H5 Roscoea x beesiana 2011 H5 Roscoea cautleyoides 'Abigail Bloom' 2011 H5 Roscoea cautleyoides 'Helen Lamb' 2011 H4 Roscoea cautleyoides 'Himalaya' 2011 H5 Roscoea cautleyoides 'Jeffrey Thomas' 2011 H5 Roscoea forrestii 2011 H5 Roscoea humeana 'Harvington Raw Silk' 2011 H5 Roscoea humeana f. humeana 2011 H5 Roscoea humeana f. lutea 2011 H5 Roscoea humeana f. tyria 2011 H5 Roscoea 'Kew Beauty' 1998 H5 Roscoea purpurea 'Dalai Lama' 2011 H4 Roscoea purpurea f. rubra 2011 H4 Roscoea 'Red Neck' 2011 H4 Roscoea 'Summer Deep Purple' 2011 H5 Roscoea wardii 2011 H5 Rosmarinus officinalis var. angustissimus 'Benenden Blue' 2002 H4 Rosmarinus officinalis 'Green Ginger' 2012 H4 Rosmarinus officinalis 'McConnell's Blue' 2002 H4 Rosmarinus officinalis 'Miss Jessopp's Upright' 1993 H4 Rosmarinus officinalis 'Severn Sea' 1993 H4 Rosmarinus officinalis 'Sissinghurst Blue' 1993 H4 Rubus 'Benenden' 1993 H5 Rubus biflorus 2002 H5 Rubus cockburnianus 'Goldenvale' 1996 H5 Rubus rolfei 'Emerald Carpet' 2012 H5 Rubus thibetanus 1993 H5 Rudbeckia amplexicaulis 2000 H7 Rudbeckia fulgida var. deamii 1993 H7 Rudbeckia fulgida var. speciosa 2002 H7 Rudbeckia fulgida var. sullivantii 'Goldsturm' 1993 H7 Rudbeckia hirta 'Indian Summer' 2000 H3 Rudbeckia hirta 'Toto' 2000 H3 Rudbeckia laciniata 'Goldkugel' (d) 2002 H7 Rudbeckia laciniata 'Herbstsonne' 2002 H7 Rudbeckia triloba 2007 H7 Ruellia makoyana 1993 H1a Rumohra adiantiformis 1993 H1c Ruscus aculeatus 'John Redmond' 2012 H5 Russelia equisetiformis 1993 H1c Russelia equisetiformis 'Lemon Falls' 2012 H1c Salix acutifolia 'Blue Streak' (m) 1993 H5 Salix alba 'Golden Ness' 2012 H6 Salix alba var. sericea 1993 H6 Salix alba var. vitellina 'Yelverton' 2012 H6 Salix 'Boydii' (f) 1993 H7 Salix daphnoides 'Aglaia' (m) 2012 H6 Salix elaeagnos subsp. angustifolia 2002 H5 Salix exigua 2012 H5 Salix fargesii 2012 H6 Salix gracilistyla 'Melanostachys' (m) 2012 H5 Salix hastata 'Wehrhahnii' (m) 1993 H6 Salix helvetica 1993 H7 Salix integra 'Hakuro-nishiki' (v) 2012 H5 Salix irrorata 2012 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Salix lanata 1993 H7 Salix purpurea 'Nancy Saunders' (f) 2012 H6 Salix purpurea 'Pendula' 1993 H6 Salix reticulata 1993 H7 Salix x sepulcralis var. chrysocoma 2012 H5 Salix x sepulcralis 'Erythroflexuosa' 2012 H5 Salpiglossis sinuata 2012 H1c Salvia buchananii 1993 H2 Salvia cacaliifolia 1993 H2 Salvia candelabrum 1993 H3 Salvia fulgens 1993 H3 Salvia guaranitica 'Blue Enigma' 1996 H4 Salvia involucrata 1993 H3 Salvia involucrata 'Bethellii' 2002 H3 Salvia involucrata 'Boutin' 1996 H3 Salvia x jamensis 'Los Lirios' 1996 H5 Salvia x jamensis 'Raspberry Royale' 1996 H5 Salvia leucantha 1993 H2 Salvia microphylla 'Kew Red' 1996 H4 Salvia microphylla var. microphylla 'Newby Hall' 1996 H4 Salvia microphylla 'Pink Blush' 1996 H4 Salvia microphylla 'Pleasant View' 1996 H4 Salvia multicaulis 1996 H3 Salvia nemorosa 'Amethyst' 1996 H7 Salvia nemorosa 'Caradonna' 2012 H7 Salvia nemorosa 'Lubecca' 1996 H7 Salvia nemorosa 'Ostfriesland' 1996 H7 Salvia nemorosa 'Porzellan' 1996 H7 Salvia nemorosa 'Pusztaflamme' 1996 H7 Salvia officinalis 'Berggarten' 2012 H4 Salvia officinalis 'Icterina' (v) 1993 H4 Salvia officinalis 'Purpurascens' 1993 H5 Salvia patens 1993 H4 Salvia patens 'Cambridge Blue' 1994 H3 Salvia pratensis Haematodes Group 1993 H7 Salvia pratensis 'Indigo' 1996 H7 Salvia spathacea 1996 H4 Salvia splendens 'Van-Houttei' 1996 H3 Salvia x superba 'Rubin' 1996 H7 Salvia x sylvestris 'Blauhügel' 1996 H7 Salvia x sylvestris 'Mainacht' 1996 H7 Salvia x sylvestris 'Tänzerin' 1996 H7 Salvia tubiflora 1993 H2 Salvia uliginosa 1993 H4 Sambucus nigra f. laciniata 1993 H6 Sambucus nigra f. porphyrophylla 'Eva' 2012 H6 Sambucus nigra f. porphyrophylla 'Gerda' 2002 H6 Sambucus nigra f. porphyrophylla 'Thundercloud' 2012 H6 Sambucus racemosa 'Sutherland Gold' 1993 H7 Sanguinaria canadensis f. multiplex 'Plena' (d) 1993 H5 Sansevieria trifasciata 'Bantel's Sensation' 1993 H1b Sansevieria trifasciata 'Craigii' 1993 H1b Sansevieria trifasciata 'Golden Hahnii' (v) 1993 H1b Sansevieria trifasciata 'Hahnii' 1993 H1b Sansevieria trifasciata var. laurentii (v) 1993 H1b Sansevieria trifasciata 'Moonshine' 1993 H1b Santolina chamaecyparissus 'Nana' 1993 H5 Santolina chamaecyparissus 'Pretty Carroll' 2012 H5 Santolina pinnata subsp. neapolitana 1993 H5 Santolina rosmarinifolia 'Lemon Fizz' 2012 H5 Santolina rosmarinifolia subsp. rosmarinifolia 'Primrose Gem' 1993 H5 Saponaria 'Bressingham' 1993 H5 Saponaria ocymoides 1993 H5 Saponaria ocymoides 'Rubra Compacta' 1993 H5 Saponaria x olivana 1993 H5 Sarcococca confusa 1993 H5 Sarcococca hookeriana var. digyna 'Purple Stem' 2012 H5 Sarcococca hookeriana var. hookeriana 'Ghorepani' 2012 H5 Sarcococca ruscifolia var. chinensis 'Dragon Gate' 2012 H5 Sarmienta repens 1993 H2 Sarracenia alata 'Black Tube' 2012 H3 Sarracenia 'Dixie Lace' 2012 H3 Sarracenia 'Jenny Helen' 2012 H3 Sarracenia 'Judith Hindle' 2012 H3 Sarracenia 'Ladies in Waiting' 2012 H3 Sarracenia leucophylla x rubra subsp. wherryi 2012 H3 Sarracenia leucophylla 'Schnell's Ghost' 2012 H3 Sarracenia 'Lynda Butt' 2012 H3 Sarracenia x mitchelliana 'Juthatip Soper' 2012 H3 Sarracenia x moorei 'Brook's Hybrid' 2012 H4 Sarracenia purpurea subsp. purpurea f. heterophylla 2012 H6 Sarracenia rubra subsp. alabamensis 2012 H3 Sarracenia 'Vogel' 2012 H3 Satureja coerulea 1993 H5 Saxifraga 'Alba' (× apiculata) (7) 2012 H5

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Saxifraga 'Albert Einstein' (× apiculata) (7) 2012 H5 Saxifraga 'Balkan' (marginata subsp. marginata var. rocheliana) (7) 2012 H5 Saxifraga callosa (8) 1993 H5 Saxifraga ( Pride Group) 'Clarence Elliott' (umbrosa) (11) 1993 H5 Saxifraga 'Coolock Kate' (7) 2012 H5 Saxifraga 'Cranbourne' (× anglica) (7) 1993 H5 Saxifraga 'Crenata' (burseriana) (7) 2012 H5 Saxifraga 'Cumulus' (7) 1998 H5 Saxifraga 'Emile Burnat' (× burnatii) (8) 2012 H5 Saxifraga federici-augusti subsp. grisebachii (7) 1993 H5 Saxifraga fortunei (5) 1993 H4 Saxifraga 'Gregor Mendel' (× apiculata) (7) 1993 H5 Saxifraga 'Kaspar Maria Sternberg' (× petraschii) (7) 2012 H5 Saxifraga 'Lagraveana' (paniculata) (8) 2003 H5 Saxifraga marginata (7) 2012 H5 Saxifraga 'Minor' (cochlearis) (8) 1993 H5 Saxifraga 'Monarch' (8) 2003 H5 Saxifraga 'Mrs Helen Terry' (× salmonica) (7) 2012 H5 Saxifraga 'Nottingham Gold' (× boydii) (7) 2012 H5 Saxifraga 'Peach Melba' (7) 2012 H5 Saxifraga (Silver Farreri Group) 'Reginald Farrer' (8) 2003 H5 Saxifraga 'Rosea' (paniculata) (8) 1993 H5 Saxifraga 'Ruth Draper' (oppositifolia) (7) 2012 H5 Saxifraga (Southside Seedling Group) 'Slack's Ruby Southside' (8) 2003 H5 Saxifraga (Silver Farreri Group) 'Snowflake' (8) 2003 H5 Saxifraga (Southside Seedling Group) 'Southside Star' (8) 2003 H5 Saxifraga 'Splendens' (oppositifolia) (7) 1993 H5 Saxifraga stolonifera (5) 1993 H2 Saxifraga 'Theoden' (oppositifolia) (7) 1993 H5 Saxifraga 'Tricolor' (stolonifera) (5) 1993 H2 Saxifraga 'Tumbling Waters' (8) 1993 H5 Saxifraga 'Tvuj Úsmev' (× poluanglica) (7) 2012 H5 Saxifraga x urbium (11) 1993 H5 Saxifraga 'Venetia' (paniculata) (8) 2003 H5 Saxifraga 'Walter Irving' (× irvingii) (7) 2012 H5 Saxifraga 'Whitehill' (8) 2003 H5 Saxifraga 'Wisley' (federici-augusti subsp. grisebachii) (7) 1993 H5 Scabiosa caucasica 'Clive Greaves' 1993 H4 Scabiosa caucasica 'Miss Willmott' 1993 H4 Scadoxus multiflorus subsp. katherinae 1993 H1b Schefflera actinophylla 1993 H1c Schefflera arboricola 1993 H1c Schefflera arboricola 'Gold Capella' 1993 H1c Schefflera elegantissima 1993 H1c Schefflera taiwaniana 2012 H4 Schisandra grandiflora 2012 H5 Schisandra rubriflora 2012 H5 Schizanthus pinnatus 2012 H1c Schizophragma hydrangeoides var. concolor 'Moonlight' 2012 H5 Schizophragma hydrangeoides var. hydrangeoides 'Roseum' 2002 H5 Schizophragma integrifolium 1993 H5 Schlumbergera x buckleyi 1993 H1b Sciadopitys verticillata 1993 H6 Scilla bifolia 1993 H5 Scilla bithynica 2003 H5 Scilla litardierei 2003 H5 Scilla mischtschenkoana 2003 H5 Scilla mischtschenkoana 'Tubergeniana' 1993 H5 Scilla persica 2003 H4 Scilla siberica 1993 H5 Scindapsus pictus 'Argyraeus' 1993 H1b Sedum 'Bertram Anderson' 1996 H7 Sedum 'Carl' 2012 H7 Sedum cauticola 1993 H5 Sedum cauticola 'Lidakense' 2006 H5 Sedum (Herbstfreude Group) 'Herbstfreude' 1993 H7 Sedum kamtschaticum 1993 H5 Sedum kamtschaticum var. ellacombeanum 1993 H5 Sedum kamtschaticum var. kamtschaticum 'Variegatum' (v) 1993 H5 Sedum 'Marchants Best Red' 2006 H7 Sedum 'Matrona' 2006 H7 Sedum morganianum 1993 H2 Sedum 'Mr Goodbud' 2006 H7 Sedum nussbaumerianum 2012 H2 Sedum 'Red Cauli' 2006 H7 Sedum x rubrotinctum 2012 H2 Sedum x rubrotinctum 'Aurora' 2012 H2 Sedum 'Ruby Glow' 1993 H5 Sedum sieboldii 'Mediovariegatum' (v) 1993 H3 Sedum spathulifolium 'Cape Blanco' 1993 H5 Sedum spathulifolium 'Purpureum' 1993 H5 Sedum spectabile 1993 H7 Sedum spectabile (Brilliant Gr oup) 'Brilliant' 1993 H7 Sedum spurium 'Schorbuser Blut' 1993 H5 Sedum telephium (Atropurpureum Group) 'Karfunkelstein' 2006 H7

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Sedum telephium (Atropurpureum Group) 'Purple Emperor' 2006 H7 Sedum telephium (Atropurpureum Group) 'Xenox' 2005 H7 Sedum 'Vera Jameson' 1993 H5 Selaginella kraussiana 1993 H2 Selaginella kraussiana 'Brownii' 1993 H2 Selaginella kraussiana 'Variegata' (v) 1993 H2 Selaginella martensii 1993 H1b Selaginella uncinata 1993 H1b Selinum wallichianum 2014 H7 Semiaquilegia ecalcarata 2012 H5 Semiarundinaria fastuosa 1993 H4 Sempervivum arachnoideum 1993 H5 Sempervivum arachnoideum L. subsp. tomentosum (C.B. Lehm. & Schnittsp.) Schinz & Thell. 1993 H5 Sempervivum 'Bronco' 2008 H5 Sempervivum calcareum 'Extra' 2008 H5 Sempervivum calcareum 'Guillaumes' 2008 H5 Sempervivum calcareum 'Sir William Lawrence' 2008 H5 Sempervivum ciliosum 1993 H4 Sempervivum 'Commander Hay' 1993 H5 Sempervivum 'Crispyn' 2008 H5 Sempervivum 'Delta' 2008 H5 Sempervivum 'Fuego' 2008 H5 Sempervivum 'Gallivarda' 2008 H5 Sempervivum giuseppii 2008 H5 Sempervivum 'Jet Stream' 2008 H5 Sempervivum 'Lilac Time' 2008 H5 Sempervivum 'Othello' 2008 H5 Sempervivum pittonii 2008 H5 Sempervivum 'Reinhard' 2008 H5 Sempervivum 'Rotkopf' 2008 H5 Sempervivum 'Spider's Lair' 2008 H5 Sempervivum tectorum 1993 H5 Sempervivum tectorum 'Royanum' 2008 H5 Sempervivum 'Tristesse' 2008 H5 Senecio articulatus 'Candlelight' (v) 2012 H1c Senecio cineraria 'Silver Dust' 1993 H4 Senecio haworthii 2002 H1c Senecio macroglossus 'Variegatus' (v) 1993 H1c Senna artemisioides 1993 H1c sempervirens 1993 H6 giganteum 1993 H6 Setaria palmifolia 2012 H2 Shibataea kumasaca 2012 H5 Sidalcea 'Elsie Heugh' 2002 H7 Sidalcea 'William Smith' 1993 H7 Silene alpestris 'Flore Pleno' (d) 1993 H5 Silene schafta 1993 H5 Silphium perfoliatum 2002 H7 Sinningia canescens 1993 H1c Sinningia 'Empress Purple Spotted' 1998 H1c Sinningia 'Empress Red' 1998 H1c Sinningia Empress Series 2002 H1c Sisyrinchium idahoense var. macounii 'Album' 2002 H5 Sisyrinchium macrocarpon E.P. Bicknell 1993 H4 Skimmia x confusa 'Kew Green' (m) 1993 H5 Skimmia japonica 'Fragrans' (m) 1993 H5 Skimmia japonica 'Nymans' (f) 1993 H5 Skimmia japonica 'Rubella' (m) 1993 H5 Solanum crispum 'Glasnevin' 1993 H4 Solanum laxum 'Album' 1993 H4 Soldanella villosa 2012 H5 Solenostemon 'Black Prince' 2013 H1c Solenostemon 'China Rose' (v) 2013 H1c Solenostemon 'Combat' (v) 2012 H1c Solenostemon 'Crimson Ruffles' (v) 1994 H1c Solenostemon 'Durham Gala' 2012 H1c Solenostemon 'Gay's Delight' 2013 H1c Solenostemon [Henna] = 'Balcenna' (v) 2013 H1c Solenostemon 'Juliet Quartermain' 2013 H1c Solenostemon 'Lord Falmouth' (v) 1994 H1c Solenostemon 'Picturatus' (v) 1994 H1c Solenostemon 'Pineapple Beauty' (v) 1994 H1c Reconfirmed 2013 Solenostemon 'Pineapplette' (v) 1994 H1c Solenostemon 'Pink Chaos' (v) 2012 H1c Reconfirmed 2013 Solenostemon [Redhead] = 'Uf0646' 2013 H1c Solenostemon 'Roy Pedley' (v) 2012 H1c Solenostemon 'Royal Scot' (v) 1994 H1c Solenostemon [Trusty Rusty] = 'Uf06419' (v) 2012 H1c Solenostemon 'Walter Turner' (v) 1994 H1c Solenostemon 'Winsome' (v) 2013 H1c Solenostemon 'Wisley Tapestry' (v) 1994 H1c Solidago 'Gardone' 2002 H7 Solidago 'Goldenmosa' 1993 H7 Solidago x luteus 'Lemore' 1993 H7 Solidago rugosa 'Fireworks' 2012 H7

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Sollya heterophylla 1993 H3 Sonerila margaritacea 1993 H1a Sophora [Sun King] = 'Hilsop' 2002 H4 Sorbaria sorbifolia 'Sem' 2012 H5 Sorbaria tomentosa var. angustifolia 1993 H5 Sorbus aria 'Lutescens' 1993 H6 Sorbus aria 'Majestica' 1993 H6 Sorbus aucuparia 'Sheerwater Seedling' 1993 H6 Sorbus [Autumn Spire] = 'Flanrock' 2012 H6 Sorbus cashmiriana Hedl. 1993 H6 Sorbus commixta 'Dodong' 2012 H6 Sorbus commixta 'Embley' 1993 H6 Sorbus 'Copper Kettle' 2012 H6 Sorbus 'Eastern Promise' 2012 H6 Sorbus folgneri 'Emiel' 2012 H6 Sorbus forrestii 2012 H6 Sorbus frutescens 2012 H6 Sorbus hemsleyi 'John Bond' 2012 H6 Sorbus hybrida L. 'Gibbsii' 1993 H6 Sorbus 'Leonard Messel' 2012 H6 Sorbus poteriifolia 2012 H5 Sorbus pseudohupehensis 1993 H6 Sorbus pseudohupehensis 'Pink Pagoda' 1993 H6 Sorbus reducta 1993 H5 Sorbus rosea 'Rosiness' 2012 H6 Sorbus sargentiana 1993 H6 Sorbus thibetica 'John Mitchell' 1993 H6 Sorbus vilmorinii 1993 H6 Sorbus 'Wisley Gold' 2012 H6 Sparaxis grandiflora 2002 H2 Sparrmannia africana 1993 H1c Spartium junceum 1993 H5 Spathiphyllum 'Mauna Loa' 1993 H1b Spiraea 'Arguta' 2002 H6 Spiraea x cinerea 'Grefsheim' 1993 H6 Spiraea japonica 'Candlelight' 2002 H6 Spiraea japonica 'Dart's Red' 2002 H6 Spiraea japonica [Golden Princess] = 'Lisp' 2002 H6 Spiraea japonica [Magic Carpet] = 'Walbuma' (v) 2002 H6 Spiraea japonica 'Nana' 1993 H6 Spiraea nipponica 'Snowmound' 1993 H6 Spiraea thunbergii 1993 H6 Spiranthes odorata 'Chadd's Ford' 2010 H4 Stachys macrantha 'Robusta' 1993 H7 Stachys macrantha 'Superba' 2012 H7 Stachys macrantha 'Violacea' 2012 H7 Stachyurus chinensis 'Celina' 2012 H4 Stachyurus chinensis 'Joy Forever' (v) 2012 H4 Stachyurus praecox 1993 H5 Stapelia gigantea 1993 H1c Stapelia leendertziae 2012 H1b Stenocactus multicostatus 2012 H2 Stenoglottis longifolia 2012 H1b Stenotaphrum secundatum 'Variegatum' (v) 1993 H1c Stephanotis floribunda 1993 H1b Sternbergia lutea 2012 H4 Stewartia malacodendron 2002 H5 Stewartia pseudocamellia 1993 H5 Stewartia pseudocamellia Koreana Group 1993 H5 Stewartia sinensis 1993 H5 Stipa gigantea 1993 H7 Stomatium ermininum 2012 H2 Stomatium niveum 2002 H2 Strelitzia reginae 1993 H1c Streptocarpus 'Ambiente' 2013 H1c Streptocarpus 'Bethan' 2002 H1c Reconfirmed 2013 Streptocarpus 'Blue Frills' 2013 H1c Streptocarpus 'Burgundy Ice' 2013 H1c Streptocarpus 'Carys' 2002 H1c Reconfirmed 2013 Streptocarpus 'Charlotte' 2012 H1c Reconfirmed 2013 Streptocarpus 'Crystal Ice' 2002 H1c Reconfirmed 2013 Streptocarpus 'Falling Stars' 1993 H1c Reconfirmed 2013 Streptocarpus 'Franken Kelly' 2013 H1c Streptocarpus 'Franken Vicki' 2013 H1c Streptocarpus 'Frosty Diamond' 2012 H1c Reconfirmed 2013 Streptocarpus glandulosissimus 2002 H1c Streptocarpus 'Gloria' 1993 H1c Reconfirmed 2013 Streptocarpus 'Hannah' 2013 H1c Streptocarpus 'Harlequin Blue' 2012 H1c Streptocarpus 'Harlequin Lace' 2013 H1c Streptocarpus 'Jennifer' 2002 H1c Streptocarpus 'Jessica' 2013 H1c Streptocarpus 'Katie' 2012 H1c Reconfirmed 2013 Streptocarpus 'Kim' 1993 H1c Reconfirmed 2013 Streptocarpus 'Laura' 2002 H1c

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Streptocarpus 'Pearl' 2014 H1c Streptocarpus 'Pink Leyla' 2013 H1c Streptocarpus 'Roulette Azur' (Roulette Series) 2013 H1c Streptocarpus 'Rubina Pink' 2013 H1c Streptocarpus saxorum compact 2012 H1c Streptocarpus 'Sioned' 2012 H1c Streptocarpus 'Snow White' 1993 H1c Streptocarpus 'Spirit' 2013 H1c Streptocarpus 'Stella' 1993 H1c Streptocarpus 'Susan' 1993 H1c Streptocarpus 'Tanga' 2012 H1c Streptocarpus 'Tina' 1993 H1c Streptocarpus 'White Butterfly' 2012 H1c Reconfirmed 2013 Streptosolen jamesonii 1993 H1c Strobilanthes dyeriana 1993 H1b Stromanthe sanguinea 2012 H1b Styrax hemsleyanus 1993 H5 Styrax japonicus 'Fargesii' 2012 H5 Styrax japonicus 'Purple Dress' 2012 H5 Styrax japonicus 'Sohuksan' 2012 H5 Symphyotrichum cordifolium 'Chieftain' 1993 H7 Name change from Aster 2014 Symphyotrichum cordifolium 'Sweet Lavender' 1993 H7 Name change from Aster 2014 Symphyotrichum ericoides 'Blue Star' 1993 H6 Name change from Aster 2014 Symphyotrichum ericoides 'Brimstone' 1993 H6 Name change from Aster 2014 Symphyotrichum ericoides 'Golden Spray' 1993 H6 Name change from Aster 2014 Symphyotrichum ericoides 'Pink Cloud' 1993 H6 Name change from Aster 2014 Symphyotrichum ericoides f. prostratum 'Snow Flurry' 1998 H6 Name change from Aster 2014 Symphyotrichum lateriflorum var. horizontalis 1993 H7 Name change from Aster 2014 Symphyotrichum 'Little Carlow' (cordifolium hybrid) 1993 H7 Name change from Aster 2014 Symphyotrichum novae-angliae 'Harrington's Pink' 1993 H7 Name change from Aster 2014 Symphyotrichum novae-angliae 'Rosa Sieger' 2002 H7 Name change from Aster 2014 Symphyotrichum novi-belgii 'Coombe Fishacre' 1993 H7 Name change from Aster 2014 Symphyotrichum novi-belgii 'Fellowship' 2004 H6 Name change from Aster 2014 Symphyotrichum 'Ochtendgloren' (pringlei hybrid) 1993 H4 Name change from Aster 2014 Symphyotrichum 'Photograph' 1993 H7 Name change from Aster 2014 Symphyotrichum pilosum var. pringlei 1993 H7 Name change from Aster 2014 Symphyotrichum 'Ringdove' (ericoides hybrid) 1993 H6 Name change from Aster 2014 Symphyotrichum turbinellum misapplied 1993 H6 Name change from Aster 2014 Syngonium podophyllum 1993 H1b Syringa x hyacinthiflora 'Esther Staley' 1993 H6 Syringa x hyacinthiflora 'Maiden's Blush' 2012 H6 Syringa x hyacinthiflora 'Pocahontas' 2012 H6 Syringa x josiflexa 'Bellicent' 1993 H6 Syringa meyeri 'Palibin' 1993 H5 Syringa x persica 1993 H6 Syringa x persica 'Alba' 1993 H6 Syringa x prestoniae 'Elinor' 1993 H6 Syringa pubescens subsp. microphylla 'Superba' 1993 H6 Syringa pubescens subsp. patula 'Miss Kim' 1993 H6 Syringa reticulata subsp. pekinensis [China Snow] = 'Morton' 2012 H6 Syringa vulgaris 'Andenken an Ludwig Späth' 1993 H6 Syringa vulgaris 'Charles Joly' (d) 1993 H6 Syringa vulgaris 'Edward J. Gardner' (d) 2012 H6 Syringa vulgaris 'Firmament' 1993 H6 Syringa vulgaris 'Katherine Havemeyer' (d) 1993 H6 Syringa vulgaris 'Krasavitsa Moskvy' (d) 2012 H6 Syringa vulgaris 'Madame Lemoine' (d) 1993 H6 Syringa vulgaris 'Mrs Edward Harding' (d) 1993 H6 Syringa vulgaris 'Primrose' 2012 H6 Syringa vulgaris 'Sensation' 2012 H6 Syringa vulgaris 'Souvenir d'Alice Harding' (d) 2012 H6 Syringa vulgaris 'Vestale' 1993 H6 Tamarix parviflora 2012 H5 Tamarix ramosissima 'Pink Cascade' 2012 H5 Tamarix tetrandra 1993 H5 Taxus baccata 1993 H6 Taxus baccata 'Fastigiata' (f) 1993 H6 Taxus baccata 'Fastigiata Aureomarginata' (m/v) 1993 H6 Taxus baccata 'Icicle' 2012 H6 Taxus baccata 'Repandens' (f) 1993 H6 Taxus baccata 'Repens Aurea' (v) 1993 H6 Taxus baccata 'Semperaurea' (m) 1993 H6 Taxus baccata 'Standishii' (f) 1993 H6 Tecoma capensis 1993 H1c Tecoma stans 2012 H1c Tecophilaea cyanocrocus 1993 H3 Tecophilaea cyanocrocus 'Leichtlinii' 1993 H3 Tetrapanax papyrifer 1993 H4 Tetrastigma voinierianum 1993 H1b Teucrium ackermannii 2012 H5 Teucrium fruticans 'Azureum' 1993 H3 Teucrium pyrenaicum 2012 H5 Thalictrum aquilegiifolium 'Thundercloud' 1993 H5 Thalictrum delavayi 1993 H7 Thalictrum delavayi 'Hewitt's Double' (d) 1993 H7

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Thalictrum flavum subsp. glaucum 1993 H7 Thamnocalamus crassinodus 'Kew Beauty' 2012 H3 Thamnochortus insignis 2012 H2 Thelocactus bicolor 1993 H2 Thelocactus hexaedrophorus 2012 H2 Thelocactus macdowellii 2012 H2 Thelocactus rinconensis 2012 H2 occidentalis 'Brabant' 2012 H6 Thuja occidentalis 'Brobeck's Tower' 2012 H6 Thuja occidentalis 'Danica' 1993 H6 Thuja occidentalis 'Europa Gold' 2012 H6 Thuja occidentalis 'Golden Tuffet' 2012 H6 Thuja occidentalis 'Hetz Midget' 2012 H6 Thuja occidentalis 'Holmstrup' 1993 H6 Thuja occidentalis 'Rheingold' 1993 H6 Thuja occidentalis 'Smaragd' 1993 H6 Thuja occidentalis 'Sunkist' 2012 H6 Thuja plicata 'Atrovirens' 1993 H6 Thuja plicata 'Aurea' 1993 H6 Thuja plicata 'Gelderland' 2012 H6 Thuja plicata 'Rogersii' 2012 H6 Thuja plicata 'Stoneham Gold' 1993 H6 Thuja plicata 'Whipcord' 2012 H6 Thuja plicata 'Zebrina' (v) 2012 H6 dolabrata 1993 H6 Thunbergia grandiflora 1993 H1a Thunbergia gregorii 2002 H1c Thunbergia mysorensis 1993 H1a Thymus Coccineus Group 1993 H5 Thymus polytrichus subsp. britannicus 'Thomas's White' 1993 H5 Thymus pulegioides 'Aureus' 1993 H5 Thymus pulegioides 'Bertram Anderson' 1993 H5 Thymus serpyllum 'Pink Chintz' 1993 H5 Thymus 'Silver Queen' (v) 1993 H5 Tiarella cordifolia 1993 H5 Tiarella wherryi 1993 H5 Tibouchina urvilleana 1993 H1c Tibouchina urvilleana 'Edwardsii' 2012 H1c Tilia cordata 'Greenspire' 1993 H6 Tilia cordata 'Winter Orange' 2012 H6 Tilia x europaea 'Wratislaviensis' 1993 H6 Tilia japonica 'Ernest Wilson' 2012 H6 Tilia platyphyllos 'Rubra' 1993 H6 Tilia tomentosa 'Brabant' 1993 H6 Tilia tomentosa 'Petiolaris' 1993 H6 Tillandsia argentea 2002 H1b Tillandsia cyanea 2002 H1a Tillandsia lindenii 1993 H1a Titanopsis calcarea 2002 H2 Titanopsis hugo-schlechteri 2012 H2 Trachelium caeruleum 1993 H2 Trachelospermum asiaticum 1993 H4 Trachelospermum jasminoides 1993 H4 Trachelospermum jasminoides 'Variegatum' (v) 1993 H4 Trachycarpus fortunei 1993 H5 Tradescantia cerinthoides 'Variegata' (v) 1993 H1c Tradescantia fluminensis 'Aurea' 1993 H1c Tradescantia fluminensis 'Quicksilver' (v) 1993 H1c Tradescantia fluminensis 'Tricolor Minima' 1993 H1c Tradescantia pallida 2002 H1c Tradescantia pallida 'Purpurea' 1993 H1c Tradescantia sillamontana 1993 H1c Tradescantia spathacea 'Vittata' 1993 H1c Tradescantia zebrina 1993 H1c Tradescantia zebrina 'Purpusii' 1993 H1c Tradescantia zebrina 'Quadricolor' (v) 1993 H1c Trichodiadema barbatum 2012 H2 Trichodiadema densum 2002 H2 Trillium albidum 2012 H5 Trillium chloropetalum var. giganteum 1993 H5 Trillium erectum 1993 H5 Trillium grandiflorum 1993 H5 Trillium luteum 1993 H5 Trillium rivale 1993 H4 Tritonia crocata 2002 H2 Trollius chinensis 'Golden Queen' 1993 H7 Trollius x cultorum 'Goldquelle' 1993 H7 Trollius x cultorum 'Orange Princess' 1993 H7 Trollius x cultorum 'Superbus' 1993 H7 Trollius yunnanensis 2012 H6 Tropaeolum beuthii 2012 H2 Tropaeolum majus Alaska Series (v) 1993 H3 Tropaeolum majus 'Darjeeling Double' (d) 2002 H3 Tropaeolum majus 'Tip Top Scarlet' (Tip Top Alaska Series) 2005 H3 Tropaeolum majus 'Tutti Frutti Mixed' (Tip Top Alaska Series) 2005 H3

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For key to classification codes after plant names, see end of document Name Year Hardiness Note Tropaeolum polyphyllum 2012 H3 Tropaeolum speciosum 1993 H5 Tropaeolum tricolor 1993 H2 Tropaeolum tuberosum var. lineamaculatum 'Ken Aslet' 1993 H3 Tropaeolum Whirlybird Series 1993 H3 Tsuga canadensis 'Cole's Prostrate' 2012 H7 Tsuga canadensis 'Jeddeloh' 1993 H7 Tsuga canadensis 'Minuta' 2012 H7 Tsuga canadensis 'Pendula' 1993 H7 Tsuga heterophylla 1993 H6 Tulbaghia leucantha 2012 H2 Tulbaghia natalensis 2012 H2 Tulbaghia 'Purple Eye' 2012 H2 Tulbaghia simmleri 2012 H2 Tulbaghia violacea 2012 H2 Tulbaghia violacea 'Silver Lace' (v) 2012 H2 Tulipa 'Alfred Cortot' (12) 1993 H6 Tulipa 'Ali Baba' (14) 1997 H6 Tulipa altaica (15) 1997 H6 Tulipa 'Ancilla' (12) 1993 H6 Tulipa 'Angélique' (11) 1999 H6 Tulipa 'Angels Wish' (5) 2008 H6 Tulipa 'Apeldoorn's Elite' (4) 1993 H6 Tulipa 'Apricot Beauty' (1) 1999 H6 Tulipa 'Apricot Parrot' (10) 1993 H6 Tulipa 'Arma' (7) 1997 H6 Tulipa 'Artist' (8) 1995 H6 Tulipa aucheriana (15) 1993 H5 Tulipa 'Ballade' (6) 1993 H6 Tulipa 'Ballerina' (6) 1995 H6 Tulipa 'Barcelona' (3) 1999 H6 Tulipa 'Beau Monde' (3) 2008 H6 Tulipa bifloriformis 'Starlight' (15) 2008 H6 Tulipa 'Big Chief' (4) 1993 H6 Tulipa 'Black Parrot' (10) 1995 H6 Tulipa 'Blue Heron' (7) 1995 H6 Tulipa 'Burning Heart' (4) 2010 H6 Tulipa 'Calgary' (3) 1995 H6 Tulipa 'Calgary Flames' (3) 2010 H6 Tulipa 'Calypso' (14) 1997 H6 Tulipa 'Candela' (13) 1997 H6 Tulipa 'Cape Town' (1) 2010 H6 Tulipa 'Capri' (4) 1993 H6 Tulipa 'Carnaval de Nice' (11/v) 1999 H6 Tulipa 'Casa Grande' (14) 2010 H6 Tulipa 'China Pink' (6) 1995 H6 Tulipa 'China Town' (8) 1995 H6 Tulipa clusiana var. chrysantha (15) 1993 H5 Tulipa clusiana 'Cynthia' (15) 1999 H6 Tulipa 'Coors' (14) 2010 H6 Tulipa 'Corsage' (14) 1993 H6 Tulipa 'Crystal Beauty' (7) 1999 H6 Tulipa 'Czaar Peter' (14) 1997 H6 Tulipa 'Daydream' (4) 1997 H6 Tulipa 'Don Quichotte' (3) 1995 H6 Tulipa 'Donald Duck' (14) 1997 H6 Tulipa 'Dordogne' (5) 2008 H6 Tulipa 'Dreamland' (5) 1995 H6 Tulipa 'Drumline' (11) 2010 H6 Tulipa 'Early Harvest' (12) 1993 H6 Tulipa 'Easter Surprise' (14) 1997 H6 Tulipa 'Esperanto' (8/v) 1999 H6 Tulipa 'Evening Breeze' (3) 2010 H6 Tulipa 'Fancy Frills' (7) 1995 H6 Tulipa 'Fantasy' (10) 1993 H6 Tulipa 'Fidelio' (3) 1993 H6 Tulipa 'Fire Queen' (3) 1997 H6 Tulipa 'Flaming Youth' (13) 1999 H6 Tulipa 'Fringed Beauty' (7) 1999 H6 Tulipa 'Fringed Elegance' (7) 1999 H6 Tulipa 'Friso' (3) 1999 H6 Tulipa 'Gavota' (3) 2010 H6 Tulipa 'Gerbrand Kieft' (11) 1999 H6 Tulipa 'Glück' (12) 1997 H6 Tulipa 'Grand Perfection' (3) 2010 H6 Tulipa 'Grand Style' (5) 1995 H6 Tulipa 'Halcro' (5) 1993 H6 Tulipa 'Honky Tonk' (15) 2008 H6 Tulipa 'Ivory Floradale' (4) 1997 H6 Tulipa 'Juan' (13) 1997 H6 Tulipa 'Kiev' (14) 2010 H6 Tulipa 'Kingsblood' (5) 1993 H6 Tulipa kolpakowskiana (15) 1993 H6 Tulipa 'Lady Jane' (15) 2008 H6 Tulipa 'Lambada' (7) 1995 H6

71 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Tulipa linifolia (15) 1993 H5 Tulipa linifolia Batalinii Group (15) 1993 H5 Tulipa linifolia (Batalinii Group) 'Bright Gem' (15) 1995 H5 Tulipa linifolia (Batalinii Group) 'Red Hunter' (15) 2004 H6 Tulipa 'Little Beauty' (15) 1997 H6 Tulipa 'Little Princess' (15) 2008 H6 Tulipa 'Little Star' (15) 2010 H6 Tulipa 'Louvre' (7) 2008 H6 Tulipa 'Marit' (4) 1997 H6 Tulipa 'Maureen' (5) 1993 H6 Tulipa 'Menton' (5) 2008 H6 Tulipa 'Monte Carlo' (2) 1993 H6 Tulipa 'Moonlight Girl' (6) 2008 H6 Tulipa 'My Lady' (4) 1993 H6 Tulipa 'Ollioules' (4) 1999 H6 Tulipa 'Olympic Flame' (4) 1997 H6 Tulipa 'Orange Bouquet' (3) 1993 H6 Tulipa 'Orange Emperor' (13) 1997 H6 Tulipa 'Orange Princess' (11) 1997 H6 Tulipa 'Oranje Nassau' (2) 1993 H6 Tulipa 'Oranjezon' (4) 1995 H6 Tulipa 'Oratorio' (14) 1997 H6 Tulipa 'Oriental Beauty' (14) 1997 H6 Tulipa orphanidea Whittallii Group (15) 1999 H6 Tulipa 'Oxford' (4) 1993 H6 Tulipa 'Parade' (4) 1993 H6 Tulipa 'Passionale' (3) 2010 H6 Tulipa 'Paul Scherer' (3) 2010 H6 Tulipa 'Peppermintstick' (15) 2008 H6 Tulipa 'Pink Impression' (4) 1997 H6 Tulipa 'Pirand' (13) 2008 H6 Tulipa 'Plaisir' (14) 1993 H6 Tulipa praestans 'Fusilier' (15) 1993 H6 Tulipa 'Princesse Charmante' (14) 1997 H6 Tulipa 'Prins Carnaval' (1) 1997 H6 Tulipa 'Prinses Irene' (3) 1993 H6 Tulipa 'Purissima' (13) 1997 H6 Tulipa 'Red Georgette' (5) 1993 H6 Tulipa 'Red Impression' (4) 1997 H6 Tulipa 'Red Paradise' (1) 1997 H6 Tulipa 'Red Princess' (11) 2010 H6 Tulipa 'Red Riding Hood' (14) 1993 H6 Tulipa 'Red Shine' (6) 1995 H6 Tulipa 'Red Wing' (7) 1995 H6 Tulipa 'Reputation' (3) 2010 H6 Tulipa 'Russian Princess' (4) 2010 H6 Tulipa saxatilis (Bakeri Group) 'Lilac Wonder' (15) 1995 H6 Tulipa 'Sensual Touch' (7) 2010 H6 Tulipa 'Sevilla' (3) 1999 H6 Tulipa 'Showwinner' (12) 1993 H6 Tulipa 'Sorbet' (5) 1993 H6 Tulipa sprengeri (15) 1993 H6 Tulipa 'Spring Green' (8) 1993 H6 Tulipa 'Spryng' (3) 2008 H6 Tulipa 'Stockholm' (2) 1993 H6 Tulipa 'Stresa' (12) 1993 H6 Tulipa 'Strong Gold' (3) 1999 H6 Tulipa 'Synaeda King' (6) 1999 H6 Tulipa tarda (15) 1993 H5 Tulipa 'Temple of Beauty' (5) 1993 H6 Tulipa 'Tinka' (15) 2008 H6 Tulipa 'Toronto' (14) 1993 H6 Tulipa 'Trinket' (14) 1997 H6 Tulipa turkestanica (15) 1993 H5 Tulipa urumiensis (15) 1993 H5 Tulipa vvedenskyi 'Tangerine Beauty' (15) 1997 H6 Tulipa 'White Triumphator' (6) 1995 H6 Tulipa 'Wildhof' (3) 1995 H6 Tulipa 'Wirosa' (11) 1995 H6 Tulipa 'World Expression' (5) 1999 H6 Tulipa 'World's Favourite' (4) 2010 H6 Tulipa 'Yellow Baby' (2) 2010 H6 Tulipa 'Yellow Pompenette' (11) 2010 H6 Tulipa 'Yellow Purissima' (13) 1997 H6 Tulipa 'Zampa' (14) 1993 H6 Tweedia coerulea 1993 H1c Ulex europaeus 'Flore Pleno' (d) 1993 H4 Ulmus x hollandica 'Dampieri Aurea' 2012 H6 Utricularia bisquamata 'Betty's Bay' 2012 H2 Utricularia livida 2012 H2 Utricularia sandersonii 2012 H2 Uvularia grandiflora 1993 H5 Vaccinium cylindraceum 1993 H5 Vaccinium glaucoalbum 1993 H5 Vaccinium vitis-idaea Koralle Group 1993 H5

72 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Veltheimia bracteata 1993 H2 Veltheimia capensis 1993 H2 Veratrum album 2006 H7 Veratrum nigrum 1993 H7 Verbascum 'Christo's Yellow Lightning' 2008 H7 Verbascum (Cotswold Group) 'Gainsborough' 1993 H6 Verbascum (Cotswold Group) 'Pink Domino' 1993 H6 Verbascum dumulosum 1993 H4 Verbascum epixanthinum 2008 H5 Verbascum 'Golden Wings' 1993 H4 Verbascum 'Letitia' 1993 H4 Verbascum 'Tropic Sun' 2008 H5 Verbena bonariensis 2002 H4 Verbena rigida 1993 H3 Verbena 'Silver Anne' (G) 1993 H3 Verbena 'Sissinghurst' (G) 1993 H2 Veronica austriaca subsp. teucrium 'Crater Lake Blue' 1993 H6 Veronica austriaca subsp. teucrium 'Royal Blue' 1993 H6 Veronica cinerea 1993 H5 Veronica gentianoides 'Barbara Sherwood' 2012 H7 Veronica prostrata 1993 H5 Veronica prostrata 'Spode Blue' 1997 H5 Veronica 'Shirley Blue' 1993 H6 Veronica spicata subsp. incana 2012 H4 Veronica umbrosa 'Georgia Blue' 2012 H5 Veronicastrum virginicum 'Album' 2014 H Viburnum x bodnantense 'Charles Lamont' 1993 H6 Viburnum x bodnantense 'Dawn' 1993 H6 Viburnum x bodnantense 'Deben' 1993 H6 Viburnum x burkwoodii 'Mohawk' 2012 H6 Viburnum x burkwoodii 'Park Farm Hybrid' 1993 H6 Viburnum x carlcephalum 1993 H6 Viburnum x carlcephalum 'Cayuga' 2012 H5 Viburnum carlesii 'Aurora' 1993 H6 Viburnum carlesii 'Diana' 2012 H6 Viburnum cinnamomifolium 1993 H5 Viburnum davidii 1993 H5 Viburnum 'Eskimo' 2012 H5 Viburnum farreri 1993 H6 Viburnum furcatum 1993 H6 Viburnum x hillieri 'Winton' 1993 H5 Viburnum opulus 'Compactum' 1993 H6 Viburnum opulus 'Notcutt's Variety' 1993 H6 Viburnum opulus 'Roseum' 1993 H6 Viburnum opulus 'Xanthocarpum' 1993 H6 Viburnum plicatum f. plicatum 'Popcorn' 2012 H5 Viburnum plicatum f. tomentosum 'Cascade' 2012 H5 Viburnum plicatum f. tomentosum 'Mariesii' 1993 H5 Viburnum plicatum f. tomentosum 'Pink Beauty' 1993 H5 Viburnum plicatum f. tomentosum 'Summer Snowflake' 2012 H5 Viburnum 'Pragense' 1993 H6 Viburnum sargentii 'Onondaga' 1993 H6 Viburnum tinus 'Eve Price' 1993 H4 Viburnum tinus 'French White' 2002 H4 Viburnum tinus 'Gwenllian' 1993 H4 Vinca major 'Variegata' (v) 1993 H6 Vinca minor 'Argenteovariegata' (v) 1993 H6 Vinca minor 'Atropurpurea' 1993 H6 Vinca minor 'Azurea Flore Pleno' (d) 1993 H6 Vinca minor 'La Grave' 1993 H6 Vinca minor 'Ralph Shugert' (v) 2012 H6 Viola 'Aspasia' (Va) 1993 H5 Viola 'Beshlie' (Va) 1993 H5 Viola 'Clementina' (Va) 1993 H5 Viola cornuta 1993 H5 Viola cornuta Alba Group 1993 H5 Viola cucullata 1993 H5 Viola 'Huntercombe Purple' (Va) 1993 H5 Viola 'Inverurie Beauty' (Va) 1993 H5 Viola 'Jackanapes' (Va) 1993 H5 Viola 'Little David' (Vtta) 1993 H5 Viola 'Lorna' (Va) 1993 H5 Viola 'Maggie Mott' (Va) 1993 H5 Viola 'Martin' (Va) 1993 H5 Viola 'Molly Sanderson' (Va) 1993 H5 Viola 'Moonlight' (Va) 1993 H5 Viola 'Nellie Britton' (Va) 1993 H5 Viola odorata 'Wellsiana' (Vt) 1993 H6 Viola sororia 'Albiflora' 2002 H6 Vitex agnus-castus f. latifolia 2012 H5 Vitis 'Brant' (O/B) 1993 H5 Vitis [Claret Cloak] = 'Frovit' 2012 H5 Vitis coignetiae 1993 H5 Vitis vinifera 'Purpurea' (O/B) 1993 H5 Vitis vinifera 'Spetchley Red' (O/B) 2012 H5

73 / 74 RHS Award of Garden Merit List 2015 © RHS RHS AGM Listing January 2015 (Ornamentals)

For key to classification codes after plant names, see end of document Name Year Hardiness Note Vriesea duvaliana 1993 H1a Vriesea fosteriana 1993 H1a Vriesea psittacina 1993 H1a Vriesea saundersii 1993 H1a Vriesea splendens 1993 H1a Washingtonia filifera 1993 H1c Weigela [Carnaval] = 'Courtalor' 2012 H6 Weigela coraeensis 2012 H6 Weigela 'Florida Variegata' (v) 1993 H6 Weigela florida [Wine and Roses] = 'Alexandra' 2011 H6 Weigela 'Praecox Variegata' (v) 1993 H6 Weigela 'Red Prince' 2002 H6 Westringia fruticosa 1993 H1c Wisteria brachybotrys 'Okayama' 2012 H5 Wisteria brachybotrys 'Shiro-kapitan' 2012 H5 Wisteria brachybotrys 'Showa-beni' 2012 H5 Wisteria 'Burford' 2012 H5 Wisteria floribunda 'Alba' 1993 H5 Wisteria floribunda 'Domino' 2012 H5 Wisteria floribunda 'Lawrence' 2012 H5 Wisteria floribunda 'Multijuga' 1993 H5 Wisteria floribunda 'Rosea' 1993 H5 Wisteria floribunda 'Royal Purple' 2012 H5 Wisteria floribunda 'Violacea Plena' (d) 2012 H5 Wisteria sinensis 'Amethyst' 2012 H5 Wisteria sinensis 'Jako' 2012 H5 Wisteria sinensis 'Prolific' 2012 H5 Woodwardia fimbriata 2012 H3 Woodwardia radicans 1993 H3 Woodwardia unigemmata 2012 H4 Xanthoceras sorbifolium 1993 H5 nootkatensis 'Green Arrow' 2012 H6 Xanthocyparis nootkatensis 'Pendula' 1993 H6 Yucca elephantipes 1993 H2 Yucca filamentosa 'Bright Edge' (v) 1993 H3 Yucca filamentosa 'Color Guard' (v) 2012 H5 Yucca flaccida 'Golden Sword' (v) 1993 H3 Yucca flaccida 'Ivory' 1993 H5 Yucca gloriosa 1993 H5 Yucca gloriosa 'Variegata' (v) 1993 H5 Yucca recurvifolia 1993 H5 Zantedeschia aethiopica 'Crowborough' 1997 H4 Zantedeschia aethiopica 'Green Goddess' 1993 H2 Zantedeschia elliottiana 1993 H1c Zantedeschia rehmannii 1993 H1c Zauschneria californica 'Dublin' 1993 H4 Zauschneria californica 'Western Hills' 2002 H5 Zelkova serrata 1993 H6 Zephyranthes minuta 2002 H2 Previously listed in error as Z. minima Zygopetalum James Strauss gx 'Scentsation' 2012 H1b

74 / 74 Classification of Genera 25 Classification of Genera

Genera including a large number of , or with (13a) October-flowering Incurved: many , are often subdivided into informal Large-flowered horticultural classifications, or formal (13b) October-flowering Incurved: groups in the case of Clematis and Tulipa. The Medium-flowered breeding of new cultivars is sometimes limited to (13c) October-flowering Incurved: hybrids between closely-related species, thus for Small-flowered Saxifraga and Primula, the cultivars are allocated to (14a) October-flowering Reflexed: the sections given in the infrageneric treatments Large-flowered cited. Please turn to p.11 for a fuller explanation. (14b) October-flowering Reflexed: Medium-flowered Actinidia (14c) October-flowering Reflexed: (s-p) Self-pollinating Small-flowered (15a) October-flowering Intermediate: Begonia Large-flowered (C) Cane-like (15b) October-flowering Intermediate: (R) Rex Cultorum Medium-flowered (S) Semperflorens Cultorum (15c) October-flowered Intermediate: (T) × tuberhybrida (Tuberous) Small-flowered (16) October-flowering Large Chrysanthemum (17a) October-flowering Single: (By the National Chrysanthemum Society) Large-flowered (1) Indoor Large (Exhibition) (17b) October-flowering Single: (2) Indoor Medium (Exhibition) Medium-flowered (3a) Indoor Incurved: Large-flowered (17c) October-flowering Single: (3b) Indoor Incurved: Medium-flowered Small-flowered (3c) Indoor Incurved: Small-flowered (18a) October-flowering Pompon: True (4a) Indoor Reflexed: Large-flowered Pompon (4b) Indoor Reflexed: Medium-flowered (18b) October-flowering Pompon: (4c) Indoor Reflexed: Small-flowered Semi-pompon (5a) Indoor Intermediate: Large-flowered (19a) October-flowering Spray: Anemone (5b) Indoor Intermediate: Medium- (19b) October-flowering Spray: Pompon flowered (19c) October-flowering Spray: Reflexed (5c) Indoor Intermediate: Small-flowered (19d) October-flowering Spray: Single (6a) Indoor Anemone: Large-flowered (19e) October-flowering Spray: (6b) Indoor Anemone: Medium-flowered Intermediate (6c) Indoor Anemone: Small-flowered (19f) October-flowering Spray: Spider, (7a) Indoor Single: Large-flowered Quill, Spoon or Any Other Type (7b) Indoor Single: Medium-flowered (20) Any Other October-flowering Type (7c) Indoor Single: Small-flowered (21a) Korean: Anemone (8a) Indoor True Pompon (21b) Korean: Pompon (8b) Indoor Semi-pompon (21c) Korean: Reflexed (9a) Indoor Spray: Anemone (21d) Korean: Single (9b) Indoor Spray: Pompon (21e) Korean: Intermediate (9c) Indoor Spray: Reflexed (21f) Korean: Spider, Quill, Spoon, or any (9d) Indoor Spray: Single other type (9e) Indoor Spray: Intermediate (22a) Charm: Anemone (9f) Indoor Spray: Spider, Quill, Spoon or (22b) Charm: Pompon Any Other Type (22c) Charm: Reflexed (10a) Indoor, Spider (22d) Charm: Single (10b) Indoor, Quill (22e) Charm: Intermediate (10c) Indoor, Spoon (22f) Charm: Spider, Quill, Spoon or Any (11) Any Other Indoor Type Other Type (12a) Indoor, Charm (23a) Early-flowering Outdoor Incurved: (12b) Indoor, Cascade Large-flowered

Plant Finder 2014.indb 25 14/03/2014 10:21 26 Supplementary Keys to the Directory

(23b) Early-flowering Outdoor Incurved: (Vb) Vitalba Group Medium-flowered (Vt) Viticella Group (23c) Early-flowering Outdoor Incurved: Small-flowered Dahlia (24a) Early-flowering Outdoor Reflexed: (Classification according to The International Dahlia Large-flowered Register (1969), 22nd Supp. (2012) formed through (24b) Early-flowering Outdoor Reflexed: consultation with national dahlia societies.) Medium-flowered (Sin) 1 Single (24c) Early-flowering Outdoor Reflexed: (Anem) 2 Anemone-flowered Small-flowered (Col) 3 Collerette (25a) Early-flowering Outdoor Intermediate: (WL) 4 Waterlily Large-flowered (D) 5 Decorative (25b) Early-flowering Outdoor Intermediate: (Ba) 6 Ball Medium-flowered (Pom) 7 Pompon (25c) Early-flowering Outdoor Intermediate: (C) 8 Small-flowered (S-c) 9 Semi-cactus (26a) Early-flowering Outdoor Anemone: (Misc) 10 Miscellaneous Large-flowered (Fim) 11 Fimbriated (26b) Early-flowering Outdoor Anemone: (SinO) 12 Single Orchid (Star) Medium-flowered (DblO) 13 Double Orchid (27a) Early-flowering Outdoor Single: (P) 14 Peony-flowered Large-flowered (B) Botanical (27b) Early-flowering Outdoor (DwB) Dwarf Bedding Single:Medium-flowered (Lil) Lilliput (28a) Early-flowering Outdoor Pompon: True Pompon Dianthus (28b) Early-flowering Outdoor Pompon: (By the RHS) Semi-pompon (b) Carnation, border (29a) Early-flowering Outdoor Spray: Anemone (M) Carnation, Malmaison (29b) Early-flowering Outdoor Spray: Pompon (p) Pink (29c) Early-flowering Outdoor Spray: Reflexed (p,a) Pink, annual (29d) Early-flowering Outdoor Spray: Single (pf) Carnation, perpetual-flowering (29e) Early-flowering Outdoor Spray: (pt) Carnation, pot Intermediate (29f) Early-flowering Outdoor Spray: Spider, Quill, Spoon or Any Other Type (B) Black (Vitis), Blackberry (Rubus), (29Rub) Early-flowering Outdoor Spray: Blackcurrant (Ribes) Rubellum (Ball) Ballerina (Malus) (30) Any Other Early-flowering Outdoor (C) Culinary (Malus, Prunus, Pyrus, Ribes) Type (Cider) Cider (Malus) (D) Dessert (Malus, Prunus, Pyrus, Ribes) Clematis (F) Fruit (Cultivar Groups as per Matthews, V. (2002) (G) Glasshouse (Vitis) The International Clematis Register & Checklist 2002, (O) Outdoor (Vitis) RHS, London.) (P) Pinkcurrant (Ribes) (A) Atragene Group (Perry) Perry (Pyrus) (Ar) Armandii Group (R) Red (Vitis), Redcurrant (Ribes) (C) Cirrhosa Group (S) Seedless (Citrus, Vitis) (EL) Early Large-flowered Group (W) White (Vitis), Whitecurrant (Ribes) (F) Flammula Group (Fo) Forsteri Group Fuchsia (H) Heracleifolia Group (E) Encliandra (I) Integrifolia Group (T) Variants and hybrids of F. triphylla (LL) Late Large-flowered Group (M) Montana Group Gladiolus (T) Texensis Group (B) Butterfly (Ta) Tangutica Group (E) Exotic (V) Viorna Group (G) Giant

Plant Finder 2014.indb 26 14/03/2014 10:21 Classification of Genera 27

(L) Large L. × scottiae, L. wardii and L. wilsonii. (M) Medium (II) Martagon hybrids derived from (Min) Miniature L. dalhansonii, L. hansonii, L. martagon, (N) Nanus L. medeoloides and L. tsingtauense (P) Primulinus (III) Euro-Caucasian hybrids derived from (S) Small L. candidum, L. chalcedonicum, (Tub) Tubergenii L. kesselringianum, L. monadelphum, L. pomponium, L. pyrenaicum and Hepatica nobilis L. × testaceum. (Adapted from the International Hepatica Society (IV) American hybrids derived from classification for Hepatica nobilis) L. bolanderi, L. × burbankii, (1) Hyoujun (normal) L. canadense, L. columbianum, L. grayi, (2) (degenerated anther) L. humboldtii, L. kelleyanum, (3) Otome (degenerated ) L. kelloggii, L. maritimum, (4) Henka ( deformity) L. michauxii, L. michiganense, (5/d) Herashibe (semi-double, primitive) L. occidentale, L. × pardaboldtii, (5A/d) Choji (semi-double, primitive) L. pardalinum, L. parryi, L. parvum, (6/d) Nidan (semi-double, advanced) L. philadelphicum, L. pitkinense, (7/d) Sandan (double, primitive) L. superbum, L. vollmeri, (8/d) Karako (double, advanced) L. washingtonianum and L. wigginsii. (9/d) Sene-e (double, completed) (V) Longiflorum lilies derived from L. formosanum, L. longiflorum, Hydrangea macrophylla L. philippinense and L. wallichianum. (H) Hortensia (VI) Trumpet and Aurelian hybrids derived (L) Lacecap from L. × aurelianense, L. brownii, L. × centigale, L. henryi, L. × imperiale, Iris L. × kewense, L. leucantheum, L. regale, (Adapted from the American Iris Society Classification) L. rosthornii, L. sargentiae, (AB) Arilbred L. sulphureum and L. sulphurgale (but (BB) Border Bearded excluding hybrids of L. henryi with all (Cal-Sib) Series Californicae × Series Sibiricae species listed in Division VII). (CH) Californian Hybrid (VII) Oriental hybrids derived from (DB) Dwarf Bearded (not assigned) L. auratum, L. japonicum, (Dut) Dutch L. nobilissimum, L. × parkmanii, (IB) Intermediate Bearded L rubellum and L. speciosum (but excl. (J) Juno (subgenus Scorpiris) all hybrids of these with L. henryi). (La) Louisiana Hybrid (VIII) Other hybrids not covered by any of (MDB) Miniature Dwarf Bearded the previous divisions (I-VII) (MTB) Miniature Tall Bearded (IX) Species and cultivars of species (Rc) Regeliocyclus (Section Regelia a/ upward-facing × Section Oncocyclus) b/ outward-facing flowers (SDB) Standard Dwarf Bearded c/ downward-facing flowers (Sib) Siberian /a trumpet-shaped flowers (Sino-Sib) Series Sibiricae, chromosome number /b bowl-shaped flowers 2n=40 /c flat flowers (or with only tips (SpH) Species Hybrid recurved) (Spuria) Spuria /d recurved flowers (TB) Tall Bearded Malus SEE Fruit Lilium (Classification according to The International Lily Narcissus Register (ed. 4, 2007)) (By the RHS, revised 1998) (I) Asiatic hybrids derived from L. amabile, (1) Trumpet L. bulbiferum, L. callosum, L. cernuum, (2) Large-cupped L. concolor, L. dauricum, L. davidii, (3) Small-cupped L. × hollandicum, L. lancifolium, (4) Double L. lankongense, L. leichtlinii, (5) Triandrus L. × maculatum and L. pumilum, (6) Cyclamineus

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(7) Jonquilla and Apodanthus (Co) Cortusoides (8) Tazetta (Cr) Carolinella (9) Poeticus (Cu) Cuneifoliae (10) Bulbocodium (Cy) Crystallophlomis (11a) Split-corona: Collar (Da) Davidii (11b) Split-corona: Papillon (De) Denticulatae (12) Miscellaneous (Dr) Dryadifoliae (13) Species (F) Fedtschenkoanae (G) Glabrae Nymphaea (Ma) (H) Hardy (Mi) Minutissimae (D) Day-blooming (Mo) Monocarpicae (N) Night-blooming (Mu) Muscarioides (T) Tropical (Ob) Obconicolisteri (Or) Oreophlomis Papaver (Pa) Parryi (Not a horticultural classification, used to save space (Pe) Petiolares in this publication) (Pf) Proliferae (SPS) Super Poppy Series (Pi) Pinnatae (Pr) Primula Paeonia (Poly) Polyanthus (S) Shrubby (Prim) Primrose (Pu) Pulchellae Pelargonium (Py) Pycnoloba (A) Angel (R) Reinii (C) Coloured Foliage (in combination) (Si) Sikkimenses (Ca) Cactus (in combination) (So) Soldanelloides (d) Double (in combination) (Sp) Sphondylia (Dec) Decorative (Sr) Sredinskya (Dw) Dwarf (Su) Suffrutescentes (DwI) Dwarf Ivy-leaved (Y) Yunnannenses (Fr) Frutetorum (I) Ivy-leaved Prunus SEE Fruit (Min) Miniature (MinI) Miniature Ivy-leaved Pyrus SEE Fruit (R) Regal (Sc) Scented-leaved Rhododendron (St) Stellar (in combination) (A) Azalea (, species or (T) Tulip (in combination) unclassified hybrid) (U) Unique (Ad) Azaleodendron (Z) Zonal (EA) Evergreen azalea (G) Ghent azalea (deciduous) Primula (K) Knap Hill or Exbury azalea (deciduous) (Classification by Section as per Richards. J. (2002) (M) Mollis azalea (deciduous) Primula (2nd edition). Batsford, London) (O) Occidentalis azalea (deciduous) (Ag) Auganthus (R) Rustica azalea (deciduous) (Al) Aleuritia (V) Vireya rhododendron (Am) Amethystinae (Vs) Viscosa azalea (deciduous) (Ar) Armerina (Au) Auricula Ribes SEE Fruit (A) Alpine Auricula (B) Border Auricula Rosa (S) Show Auricula (A) Alba (St) Striped Auricula (Bb) Bourbon (Bu) Bullatae (Bs) Boursault (Ca) Capitatae (Ce) Centifolia (Cf) Cordifoliae (Ch) China (Ch) Chartaceae (Cl) Climbing (in combination)

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(D) Damask Tulipa (DPo) Damask Portland (Classification by Cultivar Group from Classified List (F) Floribunda or Cluster-flowered and International Register of Tulip Names by (G) Gallica Koninklijke Algemeene Vereniging voor (Ga) Garnette Bloembollencultuur 1996) (GC) Ground Cover (1) Single Early Group (HM) Hybrid Musk (2) Double Early Group (HP) Hybrid Perpetual (3) Triumph Group (HT) Hybrid Tea or Large-flowered (4) Darwin Hybrid Group (Min) Miniature (5) Single Late Group (including Darwin (Mo) Moss (in combination) Group and Cottage Group) (N) Noisette (6) Lily-flowered Group (Patio) Patio, Miniature Floribunda or Dwarf (7) Fringed Group Cluster-flowered (8) Viridiflora Group (Poly) Polyantha (9) Rembrandt Group (Ra) Rambler (10) Parrot Group (RH) Rubiginosa hybrid (Hybrid Sweet (11) Double Late Group Briar) (12) Kaufmanniana Group (Ru) Rugosa (13) Fosteriana Group (S) (14) Greigii Group (SpH) Spinosissima Hybrid (15) Miscellaneous (T) Tea Verbena Rubus SEE Fruit (G) Species and hybrids considered by some botanists to belong to the Saxifraga separate Glandularia. (Classification by Section from Gornall, R.J. (1987). Botanical Journal of the Linnean Society, 95(4): 273- Viola 292) (C) Cornuta Hybrid (1) Ciliatae (dVt) Double Violet (2) Cymbalaria (ExVa) Exhibition Viola (3) Merkianae (FP) Fancy Pansy (4) Micranthes (PVt) Parma Violet (5) Irregulares (SP) Show Pansy (6) Heterisia (T) Tricolor (7) Porphyrion (Va) Viola (8) Ligulatae (Vt) Violet (9) Xanthizoon (Vtta) Violetta (10) Trachyphyllum (11) Gymnopera Vitis SEE Fruit (12) Cotylea (13) Odontophyllae (14) Mesogyne (15) Saxifraga

Plant Finder 2014.indb 29 14/03/2014 10:21