Acanthus mollis Actaea racemosa ‘Rue Ledan’

The Bear’s breeches Black cohosh Mediterranean North America Plants Acanthaceae Ranunculaceae Perennial Perennial at a Z 6–8 Z 2–9 spring summer h h Glance H4' H H H6' H S SS

Botanical name Acanthus spinosus Actaea simplex ‘Cultivar’ ‘James Compton’

Common name Bear’s breeches Bugbane Origin of species Mediterranean SE Asia, Japan, China Family Acanthaceae Ranunculaceae Category Perennial Perennial image Hardiness zones Z 5–8 Z 3–8 Bloom season summer fall Height h 3'h 3'h Light H H H H Moisture SS SS SS

low medium high Achillea millefolium Agastache rupestris H H H H H H ‘Credo’ S SS SSS Yarrow Sunset hyssop Mediterranean Arizona, New Mexico Asteraceae Lamiaceae Perennial Perennial Z 4–9 Z 4–9 summer summer–fall h h H2' H H H3' H H S S Allium Allium hollandicum Amsonia tabernaemontana ‘Globemaster’ ‘Purple Sensation’

Flowering onion Purple globe onion Eastern blue–star Garden origin Garden origin Eastern United States Alliaceae Alliaceae Apocynaceae Naturalizing bulb Naturalizing bulb Perennial Z 6–10 Z 4–8 Z 3–9 spring spring spring 3'h 2'h 2'h H H H H H H H H S S SS

Allium Allium moly Anemone ‘Summer Beauty’ ‘Jeannine’ ‘Pamina’

Ornamental onion Flowering onion Windflower Garden origin Southern Europe Garden origin Alliaceae Alliaceae Ranunculaceae Naturalizing bulb Naturalizing bulb Perennial Z 4–9 Z 3–9 Z 4–8 summer spring–summer summer–fall 1'h 1'h 3'h H H H H H H H H S S S

Allium cowanii Amsonia hubrichtii Anemone acutiloba

Ornamental onion Arkansas blue star Sharp–lobed liverleaf Mediterranean North America Eastern N. America Alliaceae Apocynaceae Ranunculaceae Naturalizing bulb Perennial ?????????? Z 7–9 Z 5–8 Z 3–8 spring spring spring 1'h 3'h 7"h H H H H H H H S S SS Anemone hupehensis Anemone nemerosa Anemone x hybrida ‘Crispa’ ‘Honorine Jobert’

Parsley–leaf windflower Crow’s foot Windflower China Siberia, Arctic Garden origin Ranunculaceae Ranunculaceae Ranunculaceae Perennial ??????????? Perennial Z 5–8 Z 3–7 Z 4–8 fall spring fall 2'h 4"h 4'h H H H H H S SS S

Anemone hupehensis Anemone nemerosa Aruncus ‘Hadspen Abundance’ ‘Vestel’ ‘Horatio’

Chinese anemone Wood anemone Goatsbeard China Siberia, Arctic Garden origin Ranunculaceae Ranunculaceae Rosaceae Perennial ??????????? Perennial Z 5–7 Z 3–7 Z 4–8 fall early spring ????????? 3'h 6"h 32"h H H H H H S SS S

Anemone hupehensis Anemone tomentosa Asarum canadense ‘Rosenscale’ ‘Robustissima’

Windflower Grape leaf anemone Wild–ginger China China North America Ranunculaceae Ranunculaceae Aristolochiaceae Perennial Perennial Perennial Z 4–8 Z 3–8 Z 4–6 fall summer–fall spring 2'h 3'h 1'h H H H H H S S SS Asclepias incarnata Astrantia major Ba ‘Claret’ ‘Snowbank’

Swamp milkweed Masterwort North America Europe Asclepiadaceae Apiaceae Perennial Perennial Z 3–9 Z 4–7 summer spring 3'h 1'h H H H H H SS SS

Astilbe chinensis Astrantia major Brunnera macrophylla ‘Visions in Pink’ ‘Roma’ ‘Jack Frost’

Chinese astilbe Masterwort Siberian bugloss Central West Asia Europe East Europe Saxifragaceae Apiaceae Boraginaceae Perennial Perennial Perennial Z 4–8 Z 4–7 Z 3–8 spring spring, fall spring 3'h 2'h 1'h H H H H SS SS SS

Astilbe chinensis Bottonia asteroides Camassia leichtlinii ‘Visions in Red’ ‘Pink Beauty’ ‘Blue Danube’

Chinese astilbe Central West Asia Saxifragaceae Perennial Z 4–8 spring 1'h H H SS Camassia quamash Carex pensylvanica Chasmanthium latifolium

Indian hyacinth Pennsylvania sedge Northern sea–oats Western N. America Eastern N. America North America Liliaceae Cyperaceae Poaceae Naturalizing bulb Grass Grass Z 3–9 Z 4–9 Z 4–10 spring spring summer 1'h 1'h 3'h H H H H H SS SS S

Carex appalachica Cedrus atlantica Chelone glabra

Appalachian sedge Blue atlas cedar Eastern N. America Northwest Africa Cyperaceae Pinaceae Grass Tree Z 4–9 Z 6–9 spring summer 1'h 60'h H H H S S

Carex muskingumensis Ceratostigma plumbaginoides Chionodoxa forbesii ‘Blue Giant’

Palm branch sedge Hardy plumbago Glory–of–the–snow North America China Turkey, Crete, Greece Cyperaceae Plumbaginaceae Liliaceae Grass Perennial Naturalizing bulb Z 3–8 Z 6–9 Z 3–8 spring–summer fall spring 2'h 1'h 6"h H H H H H H SS S S Chionodoxa sardensis Clematis x jouiniana Crocus chrysanthus ‘Praecox’ ‘Cream Beauty’ Turkish glory–of– Ground cover the–snow clematis Snow, crocus Crete, Cyprus, Turkey Garden origin Greece, Turkey Liliaceae Ranunculaceae Iridaceae Naturalizing bulb Perennial Naturalizing bulb Z 3–9 Z 3–9 Z 4–11 spring summer–winter spring 6"h 1'h 4"h H H H H H H H S S SS

Clematis heracleifolia Comptonia peregrina Crocus chrysanthus ‘China Purple’ ‘Lady killer’ Tube clematis Sweetfern Central and North Eastern N. America Snow, crocus China Myricaceae Greece, Turkey Ranunculaceae Shrub Iridaceae Perennial Z 2–9 Naturalizing bulb Z 5–9 spring–summer Z 4–11 summer–autumn 4'h spring 4'h H H H 4"h H H S H H H S SS

Clematis heracleifolia Crocus chrysanthus Crocus pulchellus ‘Wyevale’ ‘Blue Pearl’ ‘Zephyr’ Tube clematis Central and North Snow crocus Autumn crocus China Greece, Turkey Balkans, NW Turkey Ranunculaceae Iridaceae Iridaceae Perennial Naturalizing bulb Naturalizing bulb Z 3–8 Z 4–11 Z 5–8 summer spring fall 3'h 4"h 5"h H H H H H H H H S SS SS Crocus sativus Dichel ostenma congestum Dodecatheon jeffreyi ‘Ookow’

Saffron crocus Jeffrey’s shooting star Greece, Asia Minor Western N. America Iridaceae Primulaceae Naturalizing bulb ??????????? Z 6–9 Z 4–8 fall spring

8"h 1'h H H H S SS

Crocus Speciosus Digitalis ferruginea Dryopteris erythrosora ‘Conqueror’ ‘Brilliance’

Rusty foxglove Japanese shield fern Southern Europe Eastern Asia Scrophulariaceae Dryopteridaceae Perennial Perennial Z 4–8 Z 5–8 summer NA 4'h 2'h H H H S S

Crocus tommasinianus Digitalis grandiflora Echinacea tennesseensis ‘Barr’s Purple’ ‘Rocky Top’

Woodland crocus Yellow foxglove Tennessee coneflower Europe Europe Tennessee, N. America Iridaceae Scrophulariaceae Asteraceae Naturalizing bulb Perennial Perennial Z 3–8 Z 3–8 Z 5–9 spring spring spring–fall 4"h 3'h 2'h H H H H H H H SS S S Epimedium grandiflorum Epimedium x versicolor Erythronium ‘Sulphureum’ ‘Pagoda’

Fairy wings Bishop’s hat Trout lily Northeast Asia Garden origin Garden origin Berberidaceae Berberidaceae Liliaceae Perennial Perennial Z 3–8 Z 5–8 Z 5–9 spring spring spring 1'h 1'h 1'h H H H H H SS SS SS

Epimedium grandiflorum Eranthis hyemalis Erythronium ‘Lilafee’ ‘White Beauty’

Bishop’s Hat Winter aconite Trout lily Northeast Asia South and East Europe Garden origin Berberidaceae Ranunculaceae Liliaceae Perennial Naturalizing bulb Naturalizing bulb Z 5–9 Z 3–8 Z 3–8 spring spring spring 1'h 3"h 1'h H H H H H H H SS SS SS

Epimedium x perralchicum Eryngium yuccifolium Eupatorium maculatum ‘Frohnleiten’ ‘Gateway’

Barrenwort Rattlesnake master Joe–Pye weed Garden origin S. and E. United States Eastern N. America Berberidaceae Apiaceae Asteraceae Perennial Perennial Perennial Z 5–9 Z 4–8 Z 3–9 spring summer summer 1'h 3'h 6'h H H H H H H H S S S Euphorbia Fritillaria camschatcensis Galanthus nivalis ‘Excalibur’ ‘Flore Pleno snowdrop’ Kamchatka lily Spurge N.W. America, Garden origin Siberia Euphorbiaceae Liliaceae Perennial Naturalizing bulb Z 5–9 Z 3–8 spring spring 3'h 1'h H H H H H S SS

Euphorbia amygdaloides var. robbiae Fritillaria elwesii Galanthus nivalis ‘Snowdrop’ Mrs. Robb’s bonnet spurge Fritillary Northwestern Turkey Turkey Euphorbiaceae Liliaceae Perennial Naturalizing bulb Z 6–9 Z 3–8 spring spring 2'h 1'h H H H H S SS

Eurybia divaricata (syn. Aster divaricatus) Galanthus elwesii Geranium ‘Giant snowdrop’ ‘Dilys’

White wood aster Cranesbill Eastern N. America Garden origin Asteraceae Geraniaceae Perennial Perennial Z 4–8 Z 4–8 summer–fall summer 2'h 1'h H H H SS SS Geranium Geranium phaeum Gladiolus communis ssp. byzantinus ‘Sue Crug’ ‘Springtime’ Variegated mourning Cranesbill widow Gladiolus Garden origin Europe, W. Russia Mediterranean Geraniaceae Geraniaceae Iridaceae Perennial Perennial Naturalizing bulb Z 4–8 Z 4–9 Z 6–10 summer spring spring–summer h h 2' 1'h 1' H H H H H H H SS SS S

Geranium phaeum Geranium wlassovianum Hakonechloa macra

Dusky cranesbill Wlassov’s cranesbill Japanese forest grass South and East Europe East Asia Japan Geraniaceae Geraniaceae Poaceae Perennial Perennial Grass Z 5–7 Z 5–8 Z 5–9 spring–summer summer summer–autumn 1'h 1'h 3'h H H H H H H SS SS SS

Geranium phaeum Geranium x oxonianum Helenium ‘Album’ ‘Claridge Druce’ ‘Rubinzwerg’ Cranesbill Europe, Cranesbill Helen’s flower Western Russia Garden origin Garden origin Geraniaceae Geraniaceae Asteraceae Perennial Perennial Perennial Z 5–8 Z 4–8 Z 3–7 spring summer summer 1'h 1'h 2'h H H H H H H H SS S SS Helenium Heuchera Hosta (sieboldiana group) ‘Dancing Flames Flammenspiel’ ‘Frosted Violet’ ‘Blue Angel’

Hairy alumroot Plantain lily Garden origin Garden origin Saxifragaceae Hostaceae Perennial Perennial Z 4–8 Z 3–9 summer–fall ??????????? 2'h 3'h H H S S

Helenium autumnale Heuchera villosa Hosta ‘Rotgold’ ‘Autumn Bride’ ‘Halcyon’

Helen’s flower Hairy alumroot Plantain lily North America SE United States Garden origin Asteraceae Saxifragaceae Hostaceae Perennial Perennial Perennial Z 3–8 Z 5–9 Z 3–9 summer–fall fall summer 4'h 2'h 2'h H H H H S S S

Helleborus x hybridus Heuchera villosa Hosta ‘Caramel’ ‘Maraschino Cherry’

Lenten rose Hairy alumroot Plaintain lily Garden origin SE United States Garden origin Ranunculaceae Saxifragaceae Hostaceae Perennial Perennial Perennial Z 4–9 Z 4–8 Z 3–8 spring summer summer 1'h 1'h 3'h H H H H H SS S S Hosta Hyacinthus Iris germanica ‘Valentine Lace’ ‘Festival White’ ‘Depth of Field’

Plaintain lily Hyacinth Bearded iris Garden origin Garden origin Mediterranean Hostaceae Hyacinthaceae Iridaceae Perennial Naturalizing bulb ???????? Z 3–8 Z 4–8 Z 3–9 summer spring spring h h h H1' H1' H H2' H H S SS S

Hyacinthus Hydrangea paniculata Jeffersonia diphylla ‘Festival Blue’ ‘Kyushu’

Hyacinth Panicle hydrangea Twinleaf Garden origin China, Japan Eastern N. America Hyacinthaceae Hydrangeaceae Berberidaceae Naturalizing bulb Shrub ?????????? Z 4–8 Z 3–8 Z 5–7 spring summer spring h h h H1' H H7' H H1' SS SS SS

Hyacinthus Hydrangea quercifolia Kirengeshoma palmata ‘Festival Pink’ ‘Snowflake’

Hyacinth Oakleaf hydrangea Yellow wax–bells Garden origin SE United States Japan Hyacinthaceae Hydrangeaceae Hydrangeaceae Naturalizing bulb Shrub Perennial Z 4–8 Z 5–9 Z 4–8 spring summer fall h h h H1' H H6' H H4' SS SS SS Liatris spicata Maianthemum racemosum Molinia caerulea ‘Edith Dudzus’

Gayfeather Moor grass Eastern N. America Asia, Europe Asteraceae Poaceae Perennial Grass Z 3–10 Z 5–9 summer summer 3'h 3'h H H H H H H S SS

Lobelia cardinalis Mertensia virginica Molinia litoralis ‘Transparent’

Cardinal flower Virginia bluebells Moor grass North America North America Asia, Europe Campanulaceae Boraginaceae Poaceae Perennial Perennial Grass Z 3–9 Z 3–9 Z 5–8 summer spring summer 5'h 1'h 6'h H H H H H H H H SS SS SS

Lythrum alatum Molinia caerulea Monarda ‘Dauerstrahl’ ‘Aquarius’

Winged loosestrife Moor grass Bergamot North America Europe, Asia Garden origin Lythraceae Poaceae Lamiaceae Perennial Grass Perennial Z 4–10 Z 5–9 Z 3–8 summer summer summer 2'h 3'h 3'h H H H H H H H H H SS SS S Monarda Muscari armeniacum Narcissus ‘Pawnee’ ‘Armenian grape hyacinth’ ‘Jack Snipe’

Bergamot Daffodil Garden origin Garden origin Lamiaceae Amaryllidaceae Perennial Naturalizing bulb Z 3–8 Z 3–8 summer spring 4'h 1'h H H H H SS S

Monarda Muscari comosum Narcissus ‘Scorpion’ ‘Jenny’ Tassel hyacinth Bergamot Mediterranean, Daffodil Garden origin Australia Garden origin Lamiaceae Hyacinthaceae Amaryllidaceae Perennial Naturalizing bulb Naturalizing bulb Z 3–9 Z 4–10 Z 3–8 summer spring spring 4'h 6"h 1'h H H H H H SS S SS

Muscari Myrrhis odorata Narcissus ‘Valerie Finnis’ ‘Anise’ ‘Petrel’

Grape hyacinth Daffodil S. Europe, Caucasus Garden origin Hyacinthaceae Amaryllidaceae Naturalizing bulb Z 3–9 Z 4–9 spring spring 1'h 8"h H H H H SS SS Narcissus Narcissus cyclamineus Osmunda claytoniana ‘Silver Chimes’ ‘Cyclamen’

Triandrus daffodil Interrupted fern Garden origin North America Amaryllidaceae Osmundaceae Naturalizing bulb Perennial Z 4–9 Z 3–8 spring n/a 1'h 4'h H H H S SS

Narcissus Narcissus poeticum var. recurvus Pachysandra procumbens ‘Katie Heath’

Poet’s daffodil Allegheny spurge Europe North America Amaryllidaceae Buxaceae Naturalizing bulb Perennial Z 3–8 Z 4–10 spring spring 1'h 1'h H H H H SS SS

Narcissus bulbocodium Nepeta subsessilis Paeonia lactiflora ‘Golden Bells’ ‘Jan van Leeuwen’ Hoop petticoat daffodil Japanese catmint Chinese peony Mediterranean Japan China Amaryllidaceae Lamiaceae Paeoniaceae Naturalizing bulb Perennial Perennial Z 3–8 Z 4–8 Z 4–8 spring summer spring 8"h 2'h 3'h H H H H H H S SS SS Paeonia suffruticosa Parthenium integrifolium Penstemon digitalis

Tree peony Wild quinine Beardtongue China, Tibet, Bhutan Eastern N. America North America Paeoniaceae Asteraceae Scrophulariaceae Shrub Perennial Perennial Z 4–8 Z 3–9 Z 3–9 spring summer early summer 4'h 4'h 3'h H H H H H SS S S

Panicum virgatum Parthenocissus henryana Perovskia atriplicifolia ‘Dallas Blues’

Blue switch grass Silver vein creeper Russian sage North America China Western China Poaceae Vitaceae Lamiaceae Grass Vine Perennial Z 4–9 Z 6–9 Z 5–9 summer spring summer 6'h 35'h 5'h H H H H H H H H S S S

Panicum virgatum Patrinia scabiosifolia Perovskia atriplicifolia ‘Shenandoah’ ‘Little Spire’

Red switch grass Golden valerian Russian sage North America East Asia Himalayas, W. China Poaceae Valerianaceae Lamiaceae Grass Perennial Perennial Z 4–9 Z 4–9 Z 5–9 summer summer summer 4'h 5'h 4'h H H H H H H H H H S SS S Persicaria amplexicaulis Persicaria virginiana Phlox paniculata ‘Alba’ ‘Lance Corporal’ ‘Blue Paradise’

White mountain fleece Virginia jumpseed Garden phlox Eastern N. America North America North America Polygonaceae Polygonaceae Polemoniaceae Perennial Perennial Perennial Z 4–7 Z 5–10 Z 3–8 summer fall summer 4'h 3'h 2'h H H H H H H S SS SS

Persicaria amplexicaulis Phlomis tuberosa Platanus x acerifolia ‘Firetail’ ‘Amazone’

Red mountain fleece Jerusalem sage London plane Eastern N. America Europe, Central Asia Garden origin Polygonaceae Lamiaceae Platanaceae Perennial Perennial Tree Z 4–7 Z 4–10 Z 6–10 summer spring spring–summer 4'h 5'h 90'h H H H H H H H SS S SS

Persicaria amplexicaulis Phlox divaricata Polygonatum biflorium ‘Rosea’ ‘Clouds of Perfume’

Pink mountain fleece Woodland phlox Eastern N. America North America Polygonaceae Polemoniaceae Perennial Perennial Z 4–7 Z 4–8 summer spring 4'h 1'h H H H H SS SS Porteranthus trifoliatus (Gillenia trifoliata) Salvia verticillata Scutellaria incana ‘Purple Rain’

Bowman’s root Sage Skullcap North America Eurasia E. North America Rosaceae Lamiaceae Lamiaceae Perennial Perennial Perennial Z 4–8 Z 5–8 Z 5–8 spring–summer summer summer 2'h 2'h 3'h H H H H H H H S S S

Quercus phellos Sanguisorba obtusa Sesleria autumnalis ‘Red Thunder’

Willow oak Japanese burnet Autumn moor grass North America Japan Southeastern Europe Fagaceae Rosaceae Poaceae Tree Perennial Grass Z 6–9 Z 6–9 Z 4–8 spring–summer summer fall 80'h 4'h 1'h H H H H H H H H SS SS SS

Ruellia humilis Scilla mischtschenkoana Silene Virginica

Wild petunia Squill North America Asia Acanthaceae Liliaceae Perennial Naturalizing bulb Z 4–8 Z 4–8 spring–summer spring 2'h 6"h H H H H S SS Silphium terebinthinaceum Sporobolus heterolepis Teucrium hircanicum

Prairie dock Prairie dropseed Iranian wood sage Eastern N. America North America S. Europe, Middle East Asteraceae Poaceae Lamiaceae Perennial Grass Perennial Z 4–8 Z 3–9 Z 6–10 summer summer summer 7'h h h H H H H2' H H H1' H H S S S

Solidgo rugosa Symphyotrichum oblongifolium Thalictrum rochebruneanum ‘Fireworks’ ‘Dream of Both’ ‘Lavender Mist’

Alpine betony Meadow rue Iran Japan Lamiaceae Ranunculaceae Perennial Perennial Z 4–9 Z 5–9 summer summer h h H1' H H H6' H SS SS

Sorghastrum nutans Symphyotrichum oblongifolium Tricyrtis ‘October Skies’ ‘Empress’

Indian grass Aromatic aster Toad lily North America North America Asia Poaceae Lamiaceae Liliaceae Grass Perennial Perennial Z 4–9 Z 4–9 Z 5–9 summer–autumn fall summer–fall h h h H5' H H H2' H H1' H S S S Tricyrtis Tulipa turkestanica Uvularia flava ‘Togen’

Toad lily Turkestan tulip Bellwort Asia Central Asia North America Liliaceae Liliaceae Colchicaceae Perennial Naturalizing bulb ??????? Z 5–9 Z 3–9 Z 5–9 fall spring spring 2'h 8"h 1'h H H H H H H SS S S

Triteleia ixioides Tulipa viridflora Verbena bonariensis ‘Star Light’ ‘Spring Green’

Prettyface Tulip Tall verbena W. United States Garden origin South America Liliaceae Liliaceae Verbenaceae Perennial Naturalizing bulb Perennial Z 5–9 Z 3–8 Z 7–11 spring–summer spring summer–fall 2'h 1'h 4'h H H H H H H H H S SS S

Tulipa bakeri Tulipa wedenskyi Vernonia noveboracensis ‘Little Wonder’ ‘Henry Hudson’

Tulip New York ironweed Crete, Greece North America Liliaceae Asteraceae Naturalizing bulb Perennial Z 5–9 Z 5–9 spring summer 9"h 7'h H H H H H SS SS Veronicastrum virginicum

Culver’s root North America Scrophulariaceae Perennial Z 3–10 spring–summer h H5' H H SS

Viola labradorica

Alpine violet North America, Greenland Violaceae Perennial Z 3–10 spring h This bench H6" H S is reserved for you. Zizia aurea

Golden alexanders North America Apiaceae Perennial Z 3–10 spring h H2' H SS