Scientific name	Common name
Abelia  x  grandiflora  'Edward Goucher'	Edward Goucher abelia
Abies amabilis	Amabilis fir, Pacific silver fir
Abies concolor	silver fir, Colorado fir, white fir
Abies fraseri	Fraser fir
Abies grandis	grand fir
Acer circinatum	vine maple
Acer griseum	paperbark maple
Acer macrophyllum	bigleaf maple
Acer negundo	Manitoba maple , box elder
Acer palmatum  Atropurpureum Group	red-leaf Japanese maple
Acer platanoides	Norway maple
Acer rubrum	red maple
Acer rubrum  'Red Sunset'	Red Sunset maple
Achillea millefolium	common yarrow
Acorus gramineus  'Variegatus'	variegated sweet flag, variegated Japanese flag
Aegopodium podagraria  'Variegatum'	goutweed, bishop's weed
Aesculus hippocastanum	common horse chestnut
Alchemilla mollis	lady's mantle
Alnus rubra	red alder
Aloe vera	healing plant
Alstroemeria  cvs.	alstroemeria, Peruvian lily
Arabis caucasica (incl. hybrid cvs.)	rock cress, pink wall cress
Araucaria heterophylla	Norfolk Island pine
Arbutus menziesii	arbutus, madrona
Arbutus unedo	strawberry tree
Arctostaphylos uva-ursi	bearberry , kinnikinnick
Arenaria montana	mountain sandwort
Armoracia rusticana	horseradish
Asparagus officinalis	asparagus
Asparagus setaceus	plumosus fern
Astilbe  x  arendsii  cvs.	hybrid astilbe, garden astilbe
Beaucarnea recurvata	ponytail palm
Berberis julianae	wintergreen barberry
Berberis thunbergii	Japanese barberry
Berberis thunbergii  'Golden Nugget'	Golden Nugget Japanese barberry
Berberis thunbergii  var. atropurpurea	red leaf Japanese barberry
Berberis verruculosa	warty barberry
Bergenia cordifolia ( syn. of  B. crassifolia )	heartleaf bergenia
Betula nigra	river birch
Betula papyrifera	paper birch
Betula pendula	European white birch, silver birch
Blechnum spicant	deer fern
Brassica oleracea  (Acephala Group)	kale , collard
Bryophyta  (Division)	moss
Buxus sempervirens	common boxwood
Callicarpa bodinieri  var.  giraldii  'Profusion'	beautyberry
Calluna vulgaris	heather
Calocedrus decurrens	California incense cedar
Calystegia sepium	morning glory , hedge bindweed
Camellia japonica	common camellia, Japanese camellia
Campanula persicifolia	peach leaf bellflower, peach-leaved bellflower
Campanula poscharskyana	Serbian campanula, Serbian bellflower
Cardamine oligosperma	snapweed , little western bittercress
Carex morrowii  'Ice Dance'	frosted sedge, creeping Japanese sedge
Carpinus betulus	European hornbeam
Catalpa speciosa	western catalpa
Ceanothus thyrsiflorus  'Victoria'	Victoria lilac, summer lilac, California lilac
Cedrus deodara	Deodar cedar
Cerastium glomeratum  ssp. vulgare	mouse-eared chickweed
Cerastium tomentosum	snow-in-summer
Cercidiphyllum japonicum	katsura, Japanese katsura tree
Chaenomeles speciosa ( vs.  C. japonica )	flowering quince
Chamaecyparis pisifera	false cypress, sawara cypress
Chrysanthemum morifolium  ( syn. Chrysanthemum x grandiflorum )	garden mum, florist's mum
Cirsium arvense	Canada thistle
Cistus  x  corbariensis	rock rose
Citrullus lanatus	watermelon
Codiaeum variegatum  var. pictum	croton
Coffea arabica	coffee plant, Arabian coffee
Cornus alba	Siberian dogwood, white dogwood
Cornus florida	eastern flowering dogwood, pink flowering dogwood
Cornus kousa  var. chinensis	Chinese dogwood, kousa dogwood
Cornus sericea	red osier dogwood
Cornus sericea  'Flaviramea'	yellow twig dogwood
Cotinus coggygria	smoke bush
Cotoneaster dammeri	bearberry cotoneaster
Crassula ovata	jade plant
Crocus vernus	Dutch crocus, crocus
Cryptomeria japonica	Japanese cedar
Cryptomeria japonica  'Cristata'	cockscomb Japanese cedar, crested Japanese cedar
Cucumis sativus	long English cucumber, European cucumber
Cucurbita maxima	pumpkin , winter squash
Cucurbita pepo	summer squash , zucchini
Cupressus nootkatensis  ( syn. Chamaecyparis )	Nootka cypress , yellow cedar
Cyrtomium falcatum	Japanese holly fern
Cytisus scoparius	Scotch broom
Dahlia  x  hybrida	dahlia
Daucus carota  ssp. sativus	carrot
Deschampsia cespitosa	tufted hair grass
Dianthus caryophyllus	carnation
Dianthus gratianopolitanus	cheddar pink
Dieffenbachia seguine	dumb cane
Dracaena marginata	dragon tree, red margined dracaena
Dryopteris expansa	northwest wood fern, Buckler fern
Dypsis lutescens	Areca palm
Echinacea purpurea	coneflower, echinacea, purple coneflower
Epimedium  (hybrid cvs.)	hybrid barrenwort
Epipremnum aureum	devil's ivy , golden pothos
Equisetum arvense	common horsetail
Erica carnea	winter heather
Euonymus alatus	burning bush, winged euonymus, winged burning bush
Euonymus fortunei	wintercreeper, winter creeper
Euphorbia pulcherrima	poinsettia
Eutrochium purpureum	Joe Pye weed
Fagus sylvatica	European beech
Fatsia japonica	fatsia
Festuca glauca ( syn.  F. ovina glauca  )	blue fescue, blue sheep fescue
Ficus benjamina	weeping ficus, weeping fig
Ficus elastica	rubber plant, India rubber plant, rubber tree
Foeniculum vulgare	fennel
Forsythia  x  intermedia  cvs.	showy forsythia
Fragaria  x  ananassa	garden strawberry
Fraxinus excelsior	common or European ash
Fraxinus pennsylvanica	green ash
Fuchsia  x  hybrida	hybrid fuchsia
Galanthus nivalis	snowdrop
Gaultheria procumbens	wintergreen
Gaultheria shallon	salal
Geranium robertianum	Robert geranium, herb Robert
Gerbera jamesonii  (incl. hybrids)	Transvaal daisy
Glechoma hederacea	creeping Charlie , ground ivy
Gleditsia triacanthos  f. inermis	thornless honey locust
Guzmania lingulata	scarlet star, vase plant
Gypsophila paniculata	baby's breath
Hedera helix	English ivy
Helianthus annuus  cvs.	sunflower
Helictotrichon sempervirens	blue oat grass
Helleborus  x  hybridus	hybrid Lenten rose
Hemerocallis cvs.	daylily
Heracleum lanatum  ( syn. of  H. sphondylium montanum, H. maximum )	cow parsnip
Heuchera micrantha  var.  diversifolia  'Palace Purple'	Palace Purple alumroot
Hibiscus syriacus	hardy hibiscus, rose of Sharon
Hosta  cvs.	hosta, plantain lily
Hyacinthus orientalis  (cvs. & hybrids)	hyacinth
Hydrangea macrophylla	bigleaf hydrangea
Hydrangea paniculata	pee gee hydrangea
Hydrangea petiolaris	climbing hydrangea
Hylotelephium spectabile 'Herbstfreude'	autumn Joy sedum, hybrid stonecrop
Hypochaeris radicata	false dandelion
Iberis sempervirens	evergreen candytuft, rock candytuft, candytuft
Ilex aquifolium	English holly
Ilex glabra cvs.	inkberry
Iris sibirica	Siberian iris
Jacobaea maritima	dusty miller
Jasminum nudiflorum	winter jasmine
Juglans nigra	black walnut
Juncus effusus	common rush, bog rush
Juncus ensifolius	dagger-leaved rush, swordleaf rush
Juniperus chinensis  'Kaizuka'	Hollywood juniper
Juniperus horizontalis cvs.	creeping juniper, horizontal juniper
Juniperus sabina	tamarix juniper, savin juniper
Juniperus scopulorum  cvs.	Rocky Mountain juniper, Wichita Blue juniper, Tolleson's Blue Weeping juniper
Juniperus squamata	squamata juniper, Blue Star juniper
Kalanchoe blossfeldiana	kalanchoe
Koelreuteria paniculata	golden rain tree
Kolkwitzia amabilis	beautybush
Lagenaria  spp.	gourd
Lamium galeobdolon  'Variegatum' ( syn. Lamiastrum )	lamium, variegated yellow archangel
Lamium maculatum	spotted deadnettle, dead nettle
Larix decidua	European larch
Lavandula angustifolia	English lavender
Lemna minor	common duckweed
Leucanthemum  x  superbum	Shasta daisy
Levisticum officinale	lovage, garden lovage
Liquidambar styraciflua	American sweetgum
Liriodendron tulipifera	tulip tree, yellow poplar
Liriope muscari	big blue lilyturf, monkey grass
Lobelia erinus	lobelia
Lobularia maritima	sweet alyssum, alyssum
Lonicera pileata	privet honeysuckle
Lysichiton americanus	yellow skunk cabbage , swamp lantern
Magnolia  x  soulangeana	saucer magnolia
Magnolia  x  loebneri	Loebner magnolia
Magnolia stellata	star magnolia
Mahonia aquifolium  ( syn. Berberis )	Oregon grape
Mahonia repens  ( syn. Berberis )	creeping mahonia, creeping barberry
Malus  x  domestica	apple
Maranta leuconeura  var. kerchoviana	prayer plant, rabbit tracks
Marchantia polymorpha	thalloid liverwort, lung liverwort
Mentha  x  piperita	peppermint
Metasequoia glyptostroboides	dawn redwood
Miscanthus sinensis	maiden grass
Monarda didyma  cvs.	bee balm
Monstera deliciosa	Swiss cheese plant or hurricane plant
Nandina domestica	heavenly bamboo
Narcissus cvs.	daffodil
Oemleria cerasiformis	Oso berry, Indian plum
Opuntia microdasys	bunny ears cactus
Osmanthus  x  burkwoodii	Burkwood osmanthus
Osmanthus decorus	lance leaf osmanthus
Oxalis corniculata	creeping oxalis
Pachysandra terminalis	Japanese spurge
Parrotia persica	Persian parrotia, Persian ironwood
Parthenocissus quinquefolia	Virginia creeper
Parthenocissus tricuspidata	Boston ivy
Paulownia tomentosa	princess tree, empress tree
Pelargonium  x  hortorum	zonal geranium, bedding geranium, hybrid geranium
Petroselinum crispum	parsley
Petunia  x  hybrida	petunia , Supertunia mini
Phalaris arundinacea	reed canary grass, ribbon grass
Phaseolus coccineus	scarlet runner bean
Philadelphus  x  virginalis	virginal mock orange
Philodendron hederaceum	heart-leaf philodendron
Phyllostachys aurea	gold stem bamboo, golden bamboo
Physocarpus capitatus	ninebark, common ninebark
Picea abies	Norway spruce
Picea omorika	Serbian spruce
Picea pungens  f. glauca	Colorado blue spruce, Colorado spruce
Picea sitchensis	Sitka spruce
Pieris japonica	lily-of-the-valley shrub , Japanese pieris
Pinus contorta  var. contorta	shore pine
Pinus mugo	mugo pine, Swiss mountain pine
Pinus nigra	Austrian pine, black pine
Pinus ponderosa	Ponderosa pine, yellow pine
Pinus strobus	eastern white pine
Pinus sylvestris	Scots pine
Pinus thunbergii	Japanese black pine
Plantago lanceolata	narrow-leaved plantain
Plantago major	broad-leaved plantain
Platanus x acerifolia  ( syn.  P. x hispanica )	London plane
Polygonatum biflorum	Solomon's seal
Polystichum munitum	western sword fern
Populus nigra  'Italica'	Lombardy poplar
Populus tremula  'Erecta'	columnar European aspen , columnar Swedish poplar
Populus trichocarpa	black cottonwood , western balsam-poplar
Potentilla fruticosa (syn.)   Dasiphora fruticosa	potentilla, cinquefoil
Prunella vulgaris	self-heal
Prunus  'Kanzan' ( syn.  P. 'Kwanzan' )	flowering cherry, Kwanzan cherry, Kanzan cherry
Prunus avium	sweet cherry, bird cherry
Prunus cerasifera  'Pissardii'	Pissard plum
Prunus laurocerasus	English laurel, cherry laurel
Prunus laurocerasus  'Otto Luyken'	Otto Luyken laurel
Prunus subhirtella  'Pendula Plena Rosea'	double weeping Higan cherry
Pseudotsuga menziesii	Douglas fir
Pyracantha coccinea	pyracantha, scarlet firethorn
Pyrus communis	European pear, common pear
Quercus garryana	Garry oak
Quercus palustris	pin oak
Quercus robur	English oak
Quercus rubra	red oak
Ranunculus repens	creeping buttercup
Rhododendron  'Hino Crimson'	Hino Crimson azalea
Rhododendron  'PJM'	PJM rhododendron
Rhododendron  (evergreen spp. & cvs.)	rhododendron
Rhododendron macrophyllum	Pacific rhododendron
Ribes sanguineum	flowering currant, winter currant
Robinia pseudoacacia	black locust
Rosa  Meineble cvs.	Meidiland carpet rose
Rosa nutkana	Nootka rose
Rosa rugosa	rugosa rose
Rosmarinus officinalis	rosemary
Rubus armeniacus  ( syn. Rubus discolor  )	Himalayan blackberry
Rubus idaeus	raspberry
Rubus spectabilis	salmonberry
Rudbeckia fulgida	black-eyed Susan
Sagina procumbens	birdeye pearlwort
Sagina subulata	Irish moss, pearlwort
Saintpaulia ionantha	African violet
Salix  x  sepulcralis  var. chrysocoma	weeping willow
Salix babylonica  var. pekinensis 'Tortuosa'	corkscrew willow
Salix caprea  'Kilmarnock'	weeping pussy willow
Salix hookeriana	Hooker's willow
Salix scouleriana	Scouler's willow, mountain willow
Salvia farinacea  (incl. hybrids)	mealy-cup sage
Sambucus racemosa  var. arborescens	coastal red elderberry
Sarcococca hookeriana  var. humilis	dwarf sweet box
Saxifraga  (hybrid cvs.)	hybrid saxifrage
Schefflera arboricola	dwarf umbrella plant
Schlumbergera truncata	Thanksgiving or Christmas cactus
Sedum rupestre	blue spruce stonecrop
Sedum rupestre  'Angelina'	Angelina stonecrop
Sedum spurium	two-row stonecrop, Caucasian stonecrop
Sempervivum  (incl. hybrids)	hens and chicks hybrid, houseleek
Sempervivum tectorum	roof houseleek, hens and chicks
Sequoiadendron giganteum	Sierra redwood
Sequoiadendron giganteum  'Pendulum'	weeping Sierra redwood
Solanum dulcamara	deadly nightshade , European bittersweet
Solanum lycopersicum	tomato
Sorbus aucuparia	European mountain ash
Spathiphyllum   cvs.	peace lily
Spiraea douglasii	hardhack
Spiraea japonica	Japanese spirea
Spiraea japonica  'Goldflame'	Goldflame spirea
Spiraea trilobata	three lobe spirea
Stachys byzantina  'Big Ears'	woolly betony, giant lamb's ears
Stellaria media	chickweed
Styrax japonicus	Japanese snowbell, Japanese snowcone
Symphoricarpos albus	snowberry
Symphyotrichum novi-belgii	Michaelmas daisy , aster
Syringa vulgaris	common lilac
Tagetes patula	French marigold
Tanacetum vulgare	common tansy
Taraxacum officinale	dandelion
Taxus  x  media	yew, dense yew
Taxus baccata	English yew
Thuja occidentalis  'Smaragd'	emerald cedar, eastern white cedar
Thuja occidentalis  'Fastigiata'	pyramidal cedar
Thuja plicata	western red cedar
Thymus vulgaris	common thyme, garden thyme
Tilia cordata	little leaf linden, small-leaved linden
Trifolium repens	white clover
Tsuga heterophylla	western hemlock
Vaccinium corymbosum	highbush blueberry
Viburnum  x  bodnantense  'Dawn'	Bodnant viburnum
Viburnum davidii	David viburnum
Viburnum plicatum  cvs.	Japanese snowball bush , doublefile viburnum
Vicia cracca	tufted vetch, bird vetch
Vinca minor	periwinkle , creeping myrtle
Viola  x  wittrockiana	pansy
Weigela florida	weigela
Weigela florida  'Alexandra'	Wine and Roses weigela
Wisteria floribunda	Japanese wisteria
Xanthoria   spp.	yellow lichen
Yucca filamentosa (incl. hybrid cvs.)	yucca, Adam's needle, palm lily