Scientific name	Common name
Abies balsamea  'Nana'	balsam fir, dwarf balsam fir
Abies cephalonica  'Meyer's Dwarf'	Meyer's Dwarf fir, dwarf Greek fir
Abies koreana	Korean fir
Acalypha pendula	chenille, firetail
Acer glabrum  var.  douglasii	Douglas maple, Rocky Mountain maple
Acer japonicum  'Aconitifolium'	fernleaf maple
Acer palmatum  'Koto No Ito'	Koto No Ito maple
Acer pensylvanicum	moosewood maple
Acer platanoides  'Crimson Sentry'	Crimson Sentry maple
Acer rubrum  'Bowhall'	Bowhall maple
Acer saccharum	sugar maple
Acer shirasawanum  'Aureum'	gold full moon maple
Acer tegmentosum  'Joe Witt'	Manchurian snakebark maple, Manchu striped maple, Joe Witt striped maple
Achillea millefolium  cvs.	yarrow cultivars
Aconitum carmichaelii	autumn monkshood
Aconitum napellus	monkshood
Actaea simplex (Atropurpurea Group)	dark-leaved bugbane, cimicifuga
Actinidia arguta	hardy kiwi
Actinidia kolomikta	actinidia
Adiantum pedatum	maidenhair fern
Aesculus  x  carnea  'Briotii'	ruby horse chestnut, red horse chestnut
Aesculus flava	yellow buckeye
Ageratum houstonianum	floss flower
Ailanthus altissima	tree of heaven
Ajuga reptans	bugleweed, carpet bugleweed
Ajuga reptans cvs.	bugleweed
Akebia quinata	chocolate vine
Allium schoenoprasum	chives
Allium tuberosum	garlic chives, Chinese chives
Amelanchier alnifolia	serviceberry , Saskatoon
Anagallis monelli	blue pimpernel
Andromeda polifolia	bog rosemary
Anemone  x  hybrida	Japanese windflower , anemone
Anemone blanda	Greek windflower, blue wood anemone
Anemone pulsatilla	pilsatilla, pasque flower
Angelica gigas	giant angelica
Angelonia angustifolia	summer snapdragon
Aralia elata	Japanese angelica tree
Araucaria araucana	monkey puzzle tree
Argyranthemum frutescens  cvs.	Marguerite daisy, cobbitty daisy
Armeria pseudarmeria	perennial armeria
Aronia melanocarpa	black chokeberry
Arrhenatherum elatius  var. bulbosum 'Variegatum'	variegated bulbous oat grass
Artemisia ludoviciana  'Valerie Finnis'	Valerie Finnis artemisia
Artemisia schmidtiana	silvermound, wormwood, silver mound
Arum italicum  'Pictum'	painted arum
Aruncus dioicus	goat's beard
Asimina triloba	pawpaw, Custard apple
Asplenium scolopendrium	Hart's tongue fern
Aster  x  frikartii  'Monch'	Frikart aster
Astilbe chinensis	Chinese astilbe
Astrantia major	masterwort, astrantia
Athyrium filix-femina	lady fern
Athyrium niponicum  var. pictum	Japanese painted fern
Begonia  x  semperflorens  cultorum	fibrous begonia, wax begonia
Begonia  x  tuberhybrida	tuberous begonia
Berberis  x  gladwynensis   'William Penn'	William Penn barberry
Berberis  x  stenophylla	narrow-leaf barberry
Berberis buxifolia	box leaf barberry, dwarf Magellan barberry
Beta vulgaris  (Cicla Group)	Swiss chard
Bidens ferulifolia  (incl. hybrid cvs.)	bidens
Boltonia asteroides	false aster, Snowbank aster
Brunnera macrophylla	Siberian bugloss
Buxus microphylla	Asian boxwood, Korean boxwood
Calamagrostis  x  acutiflora	feather reed grass
Calibrachoa  x  hybrida	calibrachoa, mini petunia, trailing petunia
Campsis radicans	trumpet vine , common trumpet creeper
Carex buchananii	leatherleaf sedge
Carex comans  'Bronze'	New England hair sedge
Carex comans  'Frosted Curls'	Frosted Curls sedge
Carex elata  'Aurea'	Bowles' golden sedge
Carex oshimensis  'Evergold'	Evergold Japanese sedge
Carex testacea	copper hair sedge, New Zealand orange sedge
Caryopteris  x  clandonensis	bluebeard
Caryopteris incana  'Jason'	Sunshine Blue bluebeard
Ceanothus gloriosus  'Point Reyes'	Point Reyes creeper
Cedrus libani	cedar of Lebanon
Cercis canadensis	redbud
Chamaecyparis obtusa cvs.	Hinoki false cypress
Chamaecyparis pisifera  'Filifera Aurea'	gold threadleaf false cypress
Chamaemelum nobile	Roman chamomile
Chasmanthium latifolium	northern sea oats
Clematis armandii	evergreen clematis
Clematis tangutica	Tangutica clematis
Clethra alnifolia	summersweet , sweet pepperbush
Clethra barbinervis	Japanese sweet shrub, Chinese summersweet
Convallaria majalis	lily-of-the-valley
Cordyline indivisa	dracaena spike
Coreopsis verticillata	threadleaf coreopsis, whorled tickseed
Cornus  'Eddie's White Wonder'	Eddie's White Wonder dogwood
Cornus canadensis	bunchberry
Cornus controversa	giant dogwood
Cornus mas	Cornelian dogwood , Cornelian cherry
Cornus nuttallii	Pacific dogwood
Corylopsis pauciflora	buttercup winter hazel
Corylus avellana	European filbert, common hazel
Corylus avellana  'Contorta'	contorted European Filbert, Harry Lauder's walking stick, corkscrew hazel
Corylus maxima  'Purpurea'	purple filbert, hazel
Cotoneaster acutifolius	Peking cotoneaster
Cotoneaster horizontalis	rockspray cotoneaster
Crataegus  x  lavallei	Lavalle hawthorn
Crataegus douglasii	black hawthorn
Crocosmia  'Lucifer'	Lucifer montbretia
Crocosmia  x  crocosmiiflora	montbretia
Cryptomeria japonica  'Vilmoriniana'	globe Japanese cedar
Cunninghamia lanceolata	China fir
Cuphea  x  purpurea	firecracker
Davidia involucrata	dove tree, kleenex tree, handkerchief tree
Deutzia gracilis	slender deutzia
Diascia  x  hybrida	diascia, twinspur
Diervilla sessilifolia  'Butterfly'	dwarf bush honeysuckle
Disanthus cercidifolius	red bud hazel
Dryopteris dilatata  'Jimmy Dyce'	Jimmy's upright broad buckler fern
Dryopteris erythrosora	copper shield fern, autumn fern
Dryopteris filix-mas  'Crispa Cristata'	crested male fern
Echinacea purpurea  cvs.	coneflower
Echinops bannaticus	globe thistle
Elaeagnus  x  ebbingei	elaeagnus, Ebbinge's silverberry
Eleutherococcus sieboldianus	five-fingered aralia, five-leaf aralia
Empetrum nigrum	crowberry , crawberry
Epimedium  x  rubrum	barrenwort
Epimedium  x  perralchicum	yellow epimedium, barrenwort
Erica tetralix	cross leaved heath
Erigeron glaucus	beach aster, seaside daisy
Eryngium planum	blue sea holly, flat sea holly
Eryngium variifolium	marble-leaf sea holly, Moroccan sea holly
Escallonia  x  exoniensis   'Frades'	pink princess escallonia
Eschscholzia californica	California poppy
Euonymus europaeus	common spindle tree, European euonymus
Euonymus japonicus  'Silver King'	Silver King euonymus
Eupatorium cannabinum  'Flore Pleno'	double hemp agrimony, boneset
Euphorbia  'Charam'	Redwing spurge
Euphorbia characias	Mediterranean spurge
Euphorbia griffithii  'Fireglow'	Fireglow spurge
Euphorbia myrsinites	myrtle spurge, donkey-tail spurge
Fagus grandifolia	American beech
Fagus sylvatica  'Aspleniifolia'	fern-leaf beech
Fagus sylvatica  'Dawyck Gold'	gold columnar beech
Fagus sylvatica  'Dawyck Purple'	Dawyck purple beech
Fagus sylvatica  'Purple Fountain'	weeping purple beech
Fagus sylvatica  'Rotundifolia'	round leaf beech
Fargesia nitida	fountain bamboo
Fothergilla gardenii	dwarf fothergilla, witch alder
Fragaria  'Frel'	Pink Panda strawberry
Fragaria chiloensis	coastal strawberry, wild strawberry
Frangula purshiana  ( syn. Rhamnus )	cascara
Fraxinus  (hybrid cvs.)	hybrid ash
Fraxinus americana	American ash, white ash
Fraxinus nigra  'Fallgold'	Fallgold black ash, swamp ash
Fraxinus pennsylvanica cvs.	green ash
Fuchsia magellanica  'Riccartonii'	Riccartoni hardy fuchsia
Fuchsia magellanica  var. molinae  'Sharpitor'	pink hardy fuchsia
Galium odoratum	sweet woodruff
Garrya elliptica	coast silk-tassel, silk tasselbush or wavyleaf silktassel
Geranium  x  oxonianum	pink cranesbill
Geranium macrorrhizum  'Ingwersen's Variety'	Ingwersen's Variety bigroot geranium
Glyceria maxima  'Variegata'	variegated manna grass
Gunnera manicata	gunnera, giant rhubarb
Gymnocladus dioica	Kentucky coffee tree
Hakonechloa macra  'Aureola'	golden variegated hakonechloa
Halesia carolina	Carolina silverbell
Hamamelis  x  intermedia	hybrid witch hazel
Hamamelis mollis	Chinese witch hazel
Hedera colchica  'Sulfur Heart'	variegated Persian ivy
Helenium autumnale  'Zimbelstern'	Zimbelstern sneezeweed
Helichrysum italicum	curry plant, tall curry
Helichrysum petiolare  cvs.	licorice plant
Heliotropium arborescens  cvs.	heliotrope , cherry pie
Hesperantha coccinea	crimson flag , river lily
Heuchera micrantha  cvs.	fancy-leafed coral bells , small-flowered alumroot , crevice alumroot
Hosta  'Halcyon'	Halcyon hosta
Hosta  'June'	June hosta
Hosta sieboldiana	blue hosta
Houttuynia cordata  'Chameleon'	tricolor houttuynia, chameleon plant
Humulus lupulus	common hop
Hypericum  'Hidcote'	Hidcote St. John's wort
Hypericum calycinum	St. John's wort
Ilex  x  meserveae  'Blue Prince'	Blue Prince blue holly
Ilex  x  meserveae  'Centennial Girl'	Centennial Girl holly
Ilex crenata	Japanese holly
Impatiens  x  hybrida	hybrid impatiens
Impatiens hawkeri	New Guinea impatiens
Imperata cylindrica  'Red Baron'	Japanese blood grass
Ipomoea batatas  cvs.	sweet potato vine
Iris  x  germanica	German iris, tall bearded iris
Iris ensata	Japanese water iris
Iris pallida  'Variegata'	variegated sweet iris
Iris pseudacorus	yellow flag iris
Juncus effusus  'Spiralis'	corkscrew rush
Kalmia latifolia	mountain laurel
Kirengeshoma palmata	yellow waxbells
Knautia macedonica	crimson scabious
Kniphofia uvaria  (incl. hybrids)	red hot poker
Lantana camara (incl. hybrids)	lantana
Larix laricina	tamarack, eastern larch
Lavandula stoechas	French lavender, Spanish lavender
Leptinella squalida	brass buttons
Lespedeza thunbergii	purple bush clover
Leucothoe axillaris	coast leucothoe
Leucothoe fontanesiana  'Rainbow'	Rainbow leucothoe
Leycesteria formosa	Himalayan honeysuckle
Liatris spicata	blazing star, liatris
Ligularia dentata	bigleaf goldenray
Ligularia stenocephala	ligularia
Liriodendron chinense	Chinese tulip tree
Liriodendron tulipifera  'Aureomarginatum'	variegated tulip tree
Lithodora diffusa  'Grace Ward'	blue lithospermum
Lobelia  x  speciosa	lobelia
Lonicera involucrata	black twinberry, bearberry honeysuckle
Lonicera nitida	boxleaf honeysuckle
Lonicera nitida  'Red Tips'	boxleaf honeysuckle
Lonicera xylosteum  'Emerald Mound'	Emerald Mound shrub honeysuckle, fly honeysuckle
Lotus berthelotii	parrot's beak, coral gem, pelican's beak , lotus vine
Luzula nivea	snowy woodrush
Lysimachia clethroides	gooseneck lysimachia
Lysimachia nummularia	creeping Jenny, moneywort
Macleaya cordata	plume poppy
Magnolia  'Caerhays Belle'	Caerhays Belle magnolia
Magnolia kobus  var. kobus	northern Japanese magnolia
Magnolia sieboldii	Oyama magnolia
Mahonia  x  media  'Charity'	charity mahonia
Mahonia nervosa  ( syn. Berberis )	longleaf mahonia
Malus  'JFS-KW5'	Royal Raindrops crabapple
Malus fusca	Pacific crabapple
Manettia luteorubra	Brazilian firecracker , candy corn vine
Matteuccia struthiopteris	ostrich fern
Miscanthus  x  giganteus	giant silver grass
Miscanthus sinensis  'Cosmopolitan'	variegated maiden grass
Miscanthus sinensis  'Goliath'	Goliath maiden grass
Miscanthus sinensis  'Morning Light'	variegated maiden grass
Miscanthus sinensis  'Purpurascens'	orange flame grass
Miscanthus sinensis  'Strictus'	porcupine grass
Miscanthus sinensis  'Yaku Jima'	dwarf maiden grass
Molinia caerulea  ssp. arundinacea 'Skyracer'	tall moor grass
Molinia caerulea  ssp. caerulea 'Variegata'	variegated moor grass
Myrica californica	California wax myrtle, Pacific wax myrtle
Myrica gale	bog myrtle, sweet gale
Nassella tenuissima  ( syn. Stipa )	narrow feather grass, Mexican feather grass, angel hair grass
Nemesia  (incl. hybrids)	nemesia
Nepeta  x  faassenii  cvs.	catmint
Nothofagus antarctica	southern beech
Nuphar polysepala	yellow pond lily
Nyssa sylvatica	black gum
Olea europaea	hardy olive
Onoclea sensibilis	sensitive fern
Ophiopogon planiscapus  'Nigrescens'	black mondo grass
Origanum laevigatum  'Herrenhausen'	ornamental oregano
Origanum majorana	sweet marjoram
Origanum vulgare	oregano
Origanum vulgare  'Aureum Crispum'	golden oregano
Origanum vulgare  ssp. hirtum	Greek oregano
Osmanthus heterophyllus  'Tricolor'	variegated osmanthus, false holly
Osmanthus heterophyllus  'Variegatus'	variegated holly osmanthus
Osmunda regalis	royal fern
Osteospermum  cvs.	osteospermum, cape daisy
Ostrya virginiana	American hophornbeam, ironwood
Oxalis oregana	redwood sorrel
Oxydendrum arboreum	sorrel tree, sourwood
Paeonia suffruticosa	tree peony
Panicum virgatum	switch grass
Paxistima myrsinites	Oregon boxwood, false box
Pelargonium peltatum	ivy-leaf geranium
Pennisetum alopecuroides  'Little Bunny'	dwarf fountain grass
Pennisetum alopecuroides  'Moudry'	black-flowered fountain grass
Pennisetum orientale	oriental fountain grass
Pennisetum setaceum	fountain grass
Penstemon  cvs.	beard tongue
Penstemon digitalis	smooth beard tongue
Perovskia atriplicifolia	Russian sage
Persicaria amplexicaulis	mountain fleeceflower
Persicaria microcephala  'Red Dragon'	Red Dragon knotweed
Phegopteris decursive-pinnata	Japanese beech fern
Philadelphus lewisii	Lewis mock orange
Phlox paniculata	summer phlox, border phlox, common phlox
Phlox subulata	creeping phlox, moss phlox
Phygelius  x  rectus	cape fuchsia
Phyllostachys nigra	blackstem bamboo
Physocarpus opulifolius	ninebark, common ninebark
Picea abies  'Acrocona'	Acrocona Norway spruce
Picea abies  'Reflexa'	cat tail spruce
Picea orientalis	oriental spruce
Picea pungens  'Glauca Globosa'	blue globe Colorado spruce
Pinus cembra  'Glauca'	blue Swiss stone pine
Pinus densiflora	Japanese red pine
Pinus densiflora  'Umbraculifera'	Japanese umbrella pine
Pinus flexilis  'Vanderwolf's Pyramid'	Vanderwolf's pyramid pine
Pinus heldreichii	Bosnian pine
Pinus mugo	mugo pine, Swiss mountain pine
Pinus parviflora	Japanese white pine
Pinus strobus  'Radiata'	dwarf eastern white pine
Pinus sylvestris cvs.	Scots pine (cultivars)
Plectranthus scutellarioides hybrids & cvs. ( syn.  Solenostemon )	coleus
Plumbago auriculata	blue plumbago, cape leadwort
Podocarpus alpinus	Tasmanian podocarp
Polystichum polyblepharum	Japanese tassel fern
Polystichum setiferum	hedge fern
Populus alba	white poplar
Prunus lusitanica	Portugal laurel
Quercus  x  warei   'Long'	Regal Prince oak
Quercus acutissima	sawtooth oak
Quercus coccinea	scarlet oak
Quercus macrocarpa	bur oak
Quercus phellos	willow oak
Rhododendron  'Blue Diamond'	Blue Diamond rhododendron
Rhododendron  'Purple Splendor'	purple splendor azalea
Rhododendron  'Unique'	Unique rhododendron
Rhododendron  Northern Lights Group	azalea
Rhododendron groenlandicum	Labrador tea
Rhododendron impeditum	impeditum rhododendron
Rhus glabra	smooth sumac
Rhus typhina	staghorn sumac
Ribes nigrum	black currant
Ribes uva-crispa	gooseberry
Ricinus communis	castor bean
Robinia pseudoacacia	black locust
Rodgersia aesculifolia	fingerleaf rodgersia
Rosa  'Ballerina'	Ballerina rose, hybrid musk rose
Rosa  'Dublin Bay'	Dublin Bay rose
Rosa  'Meidomonac'	Bonica rose
Rosa woodsii	native rose, Wood's rose
Rubus fruticosus  'Black Satin'	thornless blackberry
Rubus parviflorus	thimbleberry
Rubus ursinus  x  idaeus	boysenberry
Rudbeckia laciniata  'Herbstsonne'	autumn sun coneflower
Rumex sanguineus	bloody dock, red veined dock
Salix integra	dappled willow, Japanese willow
Salix lucida  ssp. lasiandra	Pacific willow
Salix purpurea  'Nana'	dwarf arctic willow, purple willow, purple osier
Salix udensis  'Sekka'	fantail willow
Salvia officinalis  'Purpurascens'	purple leaf sage
Salvia officinalis  'Tricolor'	variegated sage
Sambucus nigra	elderberry, European elder
Sanvitalia procumbens	creeping zinnia
Scabiosa columbaria	dwarf pincushion flower
Scaevola aemula	fairy fan-flower
Schizachyrium scoparium	bluestem grass, little bluestem
Sciadopitys verticillata	Japanese umbrella pine
Scirpus microcarpus	small-flowered bulrush, wood club rush
Sedum kamtschaticum	orange stonecrop, Russian stonecrop
Sedum oreganum	Oregon stonecrop
Sedum spathulifolium  'Cape Blanco'	spoon-leaved stonecrop
Sempervivum arachnoideum  ssp.  tomentosum	cobweb houseleek
Sequoia sempervirens	coast redwood
Shibataea kumasasa	zig-zag bamboo, ruscus-leaved bamboo
Sidalcea malviflora	checkerbloom, prairie mallow
Silene coronaria	rose campion
Skimmia japonica	Japanese skimmia
Solidago  'Goldenkind'	Golden Baby goldenrod, hybrid goldenrod
Solidago rugosa  'Fireworks'	fireworks goldenrod
Sorbus hupehensis  'Pink Pagoda'	Pink Pagoda mountain ash
Spiraea japonica  'Anthony Waterer'	Anthony Waterer spirea
Spiraea japonica  'Little Princess'	Little Princess spirea
Spiraea nipponica	snowmound spirea
Stachys monieri  'Hummelo'	alpine betony
Stewartia pseudocamellia	Japanese stewartia
Stewartia sinensis	Chinese stewartia
Stipa gigantea	giant feather grass
Styrax obassia	fragrant styrax
Sutera cordata	bacopa
Symphoricarpos  x  chenaultii	Chenault coralberry
Symphyotrichum lateriflorum	calico aster
Taxodium distichum	bald cypress, pond cypress
Taxus baccata  'Fastigiata'	Irish yew
Taxus baccata  'Repandens'	dwarf English yew
Taxus brevifolia	Pacific yew, western yew
Tellima grandiflora	fringecup
Thuja plicata  'Whipcord'	Whipcord red cedar
Thujopsis dolabrata	hiba arborvitae
Thunbergia alata	black-eyed Susan vine
Thymus pseudolanuginosus	woolly thyme
Thymus serpyllum	mother of thyme
Tiarella  cvs.	foamflower
Tiarella trifoliata	trefoil foamflower
Tilia tomentosa  'Green Mountain'	Green Mountain silver linden
Tolmiea menziesii	piggyback plant
Torenia fournieri  (incl. hybrids)	wishbone flower, torenia
Trillium ovatum	western wakerobin, western trillium
Tsuga canadensis	Canada hemlock, eastern hemlock
Tsuga mertensiana	mountain hemlock
Typha latifolia	cattail , bulrush
Ulmus americana	American elm
Vaccinium ovalifolium	oval-leaved blueberry
Vaccinium ovatum  'Thunderbird'	Thunderbird evergreen huckleberry
Vancouveria hexandra	inside-out flower
Verbascum nigrum	dark mullein
Verbena  x  hybrida	verbena, hybrid verbena
Verbena bonariensis	purpletop verbena
Veronica repens	creeping speedwell
Veronicastrum virginicum	Culver's root
Viburnum  x  carlcephalum	fragrant viburnum
Viburnum edule	moosewood, squashberry, mooseberry
Viburnum trilobum	highbush cranberry
Woodwardia fimbriata	giant chain fern
Zelkova serrata	Japanese zelkova
x Chitalpa tashkentensis  'Pink Dawn'	Pink Dawn chitalpa