Certified Professional Horticulturist Plant List

Conifer Trees Botanical Name Common Name Abies grandis Grand Fir Abies lasiocarpa * Alpine Fir Abies procera Noble Fir Calocedrus decurrens Incense Cedar Cedrus atlantica ‘Glauca’ Blue Atlas Cedar Cedrus deodara Deodar Cedar Chamaecyparis nootkatensis ‘Pendula’ Weeping Alaska Cedar Chamaecyparis obtusa ‘Gracilis’ Slender Hinoki Falsecypress Cryptomeria japonica ‘Elegans’ Plume Cedar Cryptomeria japonica ‘Sekkan-sugi’ Sekkan-sugi Cryptomeria X Cupressocyparis leylandii Leyland Cypress Juniperus chinensis ‘Kaizuka’ Hollywood Juniper Larix decidua ‘Pendula’ European Larch Metasequoia glyptostroboides Dawn Redwood Picea omorika Serbian Spruce Picea pungens ‘Glauca’ * Blue Colorado Spruce Pinus contorta Shore Pine Pinus flexilis ‘Vanderwolf’s Pyramid’ Vanderwolf’s Pyramid Limber Pine Pinus nigra Austrian Pine Pinus sylvestris Scotch Pine Pseudotsuga menziesii Douglas Fir Sciadopitys verticillata Japanese Umbrella Pine Sequoia sempervirens Coast Redwood Sequoiadendron giganteum ‘Pendulum’ Weeping Giant Sequoia Thuja occidentalis ‘Emerald Green’ Emerald Green Arborvitae Thuja plicata Western Red Cedar Tsuga heterophylla Western Hemlock Tsuga mertensiana Mountain Hemlock

Conifer Shrubs Botanical Name Common Name Chamaecyparis pisifera ‘Sungold’ Sungold Falsecypress Juniperus horizontalis ‘Wiltoni’ Blue Rug Juniper Juniperus procumbens ‘Nana’ Japanese Garden Juniper Juniperus sabina ‘Tamariscifolia’ * Tam Juniper Juniperus squamata ‘Blue Star’ Blue Star Juniper Picea abies ‘Nidiformis’ Bird’s Nest Spruce Picea abies ‘Pendula’ Weeping Norway Spruce Picea glauca ‘Albertiana’ * Dwarf Alberta Spruce

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Certified Professional Horticulturist Plant List

Conifer Shrubs Botanical Name Common Name Pinus mugo mugo Dwarf Mugo Pine Pinus strobus ‘Nana’ Dwarf White Pine Taxus baccata ‘Repandens’ Spreading English Yew Taxus baccata ‘Stricta’ Irish Yew Thujopsis dolobrata ‘Nana’ Dwarf Deerhorn Cedar Tsuga canadensis ‘Pendula’ Weeping Canadian Hemlock

Broadleaf Evergreen Trees Botanical Name Common Name Arbutus menziesii * Madrona; Pacific Madrone Magnolia grandiflora Southern Magnolia

Broadleaf Deciduous Trees Botanical Name Common Name Acer circinatum Vine Maple Acer davidii Stripebark Maple Acer ginnala Amur Maple Acer griseum Paperbark Maple Acer palmatum ‘Bloodgood’ Bloodgood Japanese Maple Acer palmatum ‘Dissectum’ Laceleaf Japanese Maple Acer platanoides * Norway Maple Acer rubrum Red Maple Aesculus x carnea Red Horsechestnut Betula jacquemontii Himalayan Birch Betula nigra River Birch Carpinus betulus ‘Fastigiata’ Columnar European Hornbeam Cercidiphyllum japonicum Katsura Tree Cornus florida * Flowering Dogwood; Eastern Dogwood Cornus kousa * Kousa Dogwood Cornus mas Cornelian Cherry Cornus nuttallii * Pacific Dogwood Crataegus x lavallei Lavalle Hawthorne Fagus sylvatica ‘Purpurea’ Copper Beech Ginkgo biloba Ginkgo; Maidenhair Tree Laburnum x watereri * Goldenchain Tree Liquidambar styraciflua Sweetgum Liriodendron tulipifera Tulip Tree Magnolia x soulangiana Saucer Magnolia Magnolia stellata Star Magnolia Revised 2013 v.1 Page 2 of 9

Certified Professional Horticulturist Plant List

Broadleaf Deciduous Trees Botanical Name Common Name Malus floribunda Crabapple Nyssa sylvatica Sourgum; Tupelo Oxydendrum arboreum Sourwood Parrotia persica Persian Perrotia Platanus x acerifolia London Planetree Populus tremuloides * Quaking Aspen Prunus cerasifera ‘Thundercloud’ Thundercloud Plum Prunus serrulata ‘Kwanzan’ Kwanzan Cherry Prunus subhirtella ‘Pendula’ * Weeping Higan Cherry Pyrus calleryana Callery Pear Quercus coccinea Scarlet Oak Quercus palustris Pin Oak Quercus robur ‘Fastigiata’ Upright English Oak Quercus rubra Red Oak Robinia pseudoacacia ‘Frisia’ Golden Locust Salix alba ‘Tristis’ Golden Weeping Willow Sorbus aucuparia * European Mountain Ash Stewartia pseudocamellia Japanese Stewartia Styrax japonicum Japanese Snowbell Tilia cordata Little Leaf Linden Zelkova serrata Sawleaf Zelkova

Broadleaf Evergreen Shrubs Botanical Name Common Name Abelia x grandiflora ‘Edward Goucher’ Edward Goucher Glossy Abelia Arbutus unedo ‘Compacta’ Compact Strawberry Tree Aucuba japonica ‘Gold Dust’ Gold Dust Aucuba Berberis verruculosa Warty Barberry Buxus sempervirens Boxwood Calluna vulgaris Scotch Heather Camellia japonica Japanese Camellia Camellia sasanqua Sasanqua Camellia Ceanothus ‘Victoria’ California Lilac Choisya ternata Mexican Orange Cistus x hybridus White Rockrose Cotoneaster lacteus * Parney Cotoneaster Daphne x transatlantica ‘Summer Ice’ Summer Ice Hybrid Daphne Daphne odora ‘Aureomarginata’ Fragrant Winter Daphne Erica carnea Heath

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Certified Professional Horticulturist Plant List

Broadleaf Evergreen Shrubs Botanical Name Common Name Escallonia Escallonia Euonymus japonica Japanese Euonymus Fatsia japonica Fatsia Hebe buxifolia Boxleaf Hebe Hebe ‘Red Edge’ Red Edge Hebe Ilex aquifolium * English Holly Ilex crenata ‘Convexa’ Box Leaf Japanese Holly Ilex crenata ‘Helleri’ Heller Japanese Holly Kalmia latifolia Mountain Laurel Lavandula angustifolia English Lavender Leucothoe axillaris Drooping Leucothoe Ligustrum japonicum Japanese Privet; Wax-leaf Privet Lonicera nitida Boxleaf Honeysuckle Mahonia aquifolium Oregon Grape Mahonia nervosa Cascades Mahonia; Low Mahonia Myrica californica California Wax Myrtle; California Bayberry Nandina domestica Heavenly Bamboo; Nandina Osmanthus delavayi Delavay Osmanthus Osmanthus heterophyllus ‘Variegatus’ Variegated Holly-leaf Osmanthus Photinia x fraseri * Fraser Photinia Pieris japonica Japanese Pieris; Andromeda Prunus laurocerasus * English Laurel; Cherry Laurel Prunus laurocerasus ‘Otto Luyken’ Otto Luyken Laurel Prunus lusitanica * Portugal Laurel Pyracantha coccinea * Scarlet Firethorn Rhododendron Evergreen Azalea Rhododendron Evergreen Rhododendron Rhododendron ‘Anna Rose Whitney’ Anna Rose Whitney Rhododendron Rhododendron ‘Ramapo’ Ramapo Rhododendron Rhododendron yakushimanum ‘Ken Janeck’ Ken Janeck Rhododendron Rosmarinus officinalis Rosemary Sarcococca confusa Fragrant Sarcococca Skimmia japonica * Japanese Skimmia Vaccinium ovatum Evergreen Huckleberry Viburnum x burkwoodii Burkwood Viburnum Viburnum davidii David Viburnum Viburnum tinus ‘Spring Bouquet’ Spring Bouquet Laurustinus

Deciduous Shrubs

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Certified Professional Horticulturist Plant List

Botanical Name Common Name Amelanchier Amelanchier; Serviceberry Berberis thunbergii ‘Crimson Pygmy’ Crimson Pygmy Barberry Buddleja davidii * Orange-Eye Butterfly Bush Callicarpa bodinieri ‘Profusion’ Profusion Beautyberry Chaenomeles speciosa Flowering Quince Cornus sericea Red Twig Dogwood; Red-Osier Dogwood Corylopsis pauciflora Winterhazel Corylus avellana ‘Contorta’ Harry Lauder’s Walking Stick Cotinus coggygria ‘Royal Purple’ Royal Purple Smoke Tree Cotoneaster horizontalis Rockspray Cotoneaster Enkianthus campanulatus Redvein Enkianthus Euonymus alatus ‘Compacta’ Burning Bush; Winged Euonymus Forsythia x intermedia Forsythia Fothergilla gardenii Dwarf Fothergilla Hamamelis x intermedia Hybrid Witchhazel Hydrangea macrophylla Bigleaf Hydrangea Hydrangea paniculata ‘Grandiflora’ Peegee Hydrangea Hydrangea quercifolia Oakleaf Hydrangea Kerria japonica ‘Pleniflora’ Japanese Kerria Philadelphus x virginalis ‘Miniature Snowflake’ Miniature Snowflake Mock Orange Physocarpus opulifolius ‘Diablo’ Diabolo Ninebark Potentilla fruticosa Shrubby Cinquefoil; Potentilla Rhododendron Deciduous Azalea Rhus typhina ‘Laciniata’ Cut-leaf Staghorn Sumac Ribes sanguineum ‘King Edward VII’ King Edward VII Flowering Currant Rosa Hybrid Rose Salix integra ‘Hakuro Nishiki’ Variegated Willow Salix purpurea ‘Nana’ Dwarf Artic Blue Willow Sambucus nigra Black Elderberry Spiraea japonica Japanese Spirea Symphoricarpos albus Snowberry Syringa patula ‘Miss Kim’ Miss Kim Korean Lilac Syringa vulgaris Common Lilac Vaccinium corymbosum Highbush Blueberry Viburnum x bodnantense ‘Dawn’ Dawn Viburnum Viburnum carlesii Korean Spice Viburnum Viburnum plicatum tomentosum ‘Mariesii’ Mariesii Double-file Viburnum Weigela florida Weigela

Vines & Groundcovers

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Certified Professional Horticulturist Plant List

Botanical Name Common Name Ajuga reptans Ajuga; Creeping Bugle Akebia quinata Fiveleaf Akebia Arctostaphyllos uva-ursi Bearberry; Kinnikinnick Clematis armandii Evergreen Clematis Clematis ‘Jackmanii’ Jackman Clematis Cornus canadensis Bunchberry Cotoneaster dammeri Bearberry Cotoneaster Epimedium Epimedium; Barrenwort Euonymus fortunei ‘Emerald Gaiety’ Emerald Gaiety Euonymus Fragaria ‘Lipstick’ Lipstick Strawberry Galium odoratum Sweet Woodruff Gaultheria procumbens Wintergreen Gaultheria shallon Salal Hedera helix * English Ivy Hydrangea anomala petiolaris Climbing Hydrangea Hypericum calycinum * Hypericum Lithodora diffusa Lithodora Lonicera japonica ‘Halliana’ Hall’s Honeysuckle Pachysandra terminalis Japanese Spurge; Pachysandra Parthenocissus tricuspidata Boston Ivy Pratia pedunculata Blue Star Creeper Rubus rolfei Rubus; Creeping Bramble Sagina subulata Irish Moss Sarcococca hookeriana humilis Low Sarcococca Thymus serpyllum Mother of Thyme Trachelospermum jasminoides Star Jasmine Vaccinium vitis-idaea Lingonberry Vinca minor Vinca; Periwinkle Vitis Grape Wisteria floribunda Japanese Wisteria

Perennials Botanical Name Common Name Actaea simplex Bugbane Agapanthus Lily of the Nile; African Lily Anemone x hybrid * Japanese Anemone; Windflower Aquilegia Columbine Armeria maritima Sea Pink; Common Thrift Aster Aster Astilbe Astilbe; False Spirea

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Certified Professional Horticulturist Plant List

Perennials Botanical Name Common Name Bergenia Bergenia; Pigsqueak Brunnera macrophylla ‘Jack Frost’ Jack Frost Heartleaf Brunnera Campanula carpatica ‘Blue Clips’ Blue Clips Bellflower Coreopsis verticillata ‘Moonbeam’ Moonbeam Coreopsis; Tickseed Crocosmia Crocosmia; Montbretia Cyclamen hederifolium Hardy Cyclamen Delphinium Larkspur Dicentra spectabilis Bleeding Heart Digitalis Foxglove Echinacea purpurea Coneflower Euphorbia Spurge; Euphorbia Fuchsia x hybrida Fuchsia Gaura lindheimeri Wand Flower Geranium Hardy Geranium; Cranesbill Helleborus Hellebore Hemerocallis Daylily Heuchera Heuchera Hosta Hosta Iberis sempervirens Candytuft Iris Iris Leucanthemum Daisy Paeonia Peony Penstemon Beard Tongue Phygelius x rectus Cape Fuchsia Primula Primrose Pulmonaria Pulmonaria; Lungwort Rudbeckia hirta Black-Eyed Susan Salvia nemorosa Perennial Sage Sedum Sedum; Stonecrop Sempervivum tectorum Hens and Chicks

Grasses & Grass-like Botanical Name Common Name Acorus gramineus ‘Ogon’ Golden Variegated Sweet Flag Calamagrostis x acutiflora ‘Karl Foerster’ Feather Reed Grass Carex morrowii ‘Variegata’ Variegated Japanese Sedge Carex testacea Orange New Zealand Sedge Cortaderia selloana ‘Pumila’ Dwarf Pampas Grass Fargesia robusta Clumping Bamboo

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Certified Professional Horticulturist Plant List

Grasses & Grass-like Botanical Name Common Name Festuca ovina glauca Blue Fescue Hakonechloa macra ‘Aureola’ Japanese Forest Grass Helictotrichon sempervirens Blue Oat Grass Imperata cylindrica ‘Rubra’ * Japanese Blood Grass Liriope muscari Blue Lily Turf Miscanthus sinensis Miscanthus Ophiopogon planiscapus ‘Nigrescens’ Black Mondo Grass Pennisetum alopecuroides Fountain Grass Phormium tenax New Zealand Flax Phyllostachys aurea * Golden Bamboo Yucca filamentosa Adam’s Needle Yucca

Ferns Botanical Name Common Name Adiantum Maidenhair Fern Athyrium niponicum ‘Pictum’ Japanese Painted Fern Blechnum spicant Deer Fern Dryopteris erythrosora Autumn Fern Polystichum munitum Sword Fern

Annuals & Single-season Perennials Botanical Name Common Name Antirrhinum Snapdragon Begonia Begonia Calibrachoa Calibrachoa; Million Bells Coleus Coleus Cosmos Cosmos Impatiens Impatiens Ipomea Sweet Potato Vine Lobelia Lobelia Lobularia Sweet Alyssum Pelargonium Geranium Petunia Petunia Salvia Salvia Sutera Bacopa Tagetes Marigold Viola Viola; Pansy

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Certified Professional Horticulturist Plant List

* These plants may be problematic in the landscape due to durability, pests, diseases, or invasiveness.

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