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Native plants · Washington

Native plants of Stevens County

389 plant species are recorded as native to Washington in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Stevens County by USDA PLANTS. 244 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 2 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Stevens County, Washington

Native species
389 Typical Washington county: 300 (median of 39 counties)
Garden-ready natives
244 Typical Washington county: 219
Share by type (all 389 native species)
Percent of the 389 native species in each growth type
Tree 9% (34)
Shrub 11% (42)
Wildflower (forb) 57% (221)
Grass or grass-like 19% (72)
Vine 1% (5)
Fern 4% (15)

Wildflowers make up the largest share of the native list (57%), followed by grasses and grass-like plants (19%).

Recorded native ranges can include long-established populations that spread from gardens; check your state’s native plant society list for local guidance. How native status is decided.

ZIP codes mainly in this county fall in USDA hardiness zones 6a to 7a (2023 map).

The native plant list

Cold hardiness is estimated from each plant’s PLANTS minimum temperature. How we estimate it.

Garden-ready natives 244

Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.

Garden-ready native plants of Stevens County, Washington
PlantType HeightLight Water useHardy to
alderleaf buckthorn Rhamnus alnifolia Shrub 3 ft Shade-tolerant High Zone 4a
alkali buttercup Ranunculus cymbalaria Wildflower (forb) 1 ft Shade-tolerant High Zone 3b
American bistort Polygonum bistortoides Wildflower (forb) 1.5 ft Sun High Zone 3b
American red raspberry Rubus idaeus Shrub 6 ft Shade-tolerant — Zone 1a
American speedwell Veronica americana Wildflower (forb) 10 in Shade-tolerant High Zone 3b
American vetch Vicia americana Vine 1.3 ft Sun Low Zone 3b
American water horehound Lycopus americanus Wildflower (forb) 1.8 ft Shade-tolerant High Zone 3b
annual hairgrass Deschampsia danthonioides Grass or grass-like 1.5 ft Sun–part shade Medium Zone 12b
antelope bitterbrush Purshia tridentata Shrub 6 ft Sun–part shade Low Zone 3b
arrowleaf balsamroot Balsamorhiza sagittata Wildflower (forb) 2 ft Sun–part shade Medium Zone 3b
arrowleaf ragwort Senecio triangularis Wildflower (forb) 4 ft Sun–part shade High Zone 4a
awlfruit sedge Carex stipata Grass or grass-like 3.5 ft Shade-tolerant Medium Zone 3b
ballhead waterleaf Hydrophyllum capitatum Wildflower (forb) 1 ft Shade-tolerant High Zone 4b
basin wildrye Leymus cinereus Grass or grass-like 5 ft Sun High Zone 3a
beaked hazelnut Corylus cornuta Tree 15 ft Shade-tolerant Medium Zone 2b
beaked sedge Carex rostrata Grass or grass-like 3.5 ft Shade-tolerant High Zone 3b
Bebb's sedge Carex bebbii Grass or grass-like 3 ft Shade-tolerant High Zone 3b
big sagebrush Artemisia tridentata Tree 4 ft Sun Medium Zone 3a
bigflower agoseris Agoseris grandiflora Wildflower (forb) 1.8 ft Sun Medium Zone 6a
bigseed biscuitroot Lomatium macrocarpum Wildflower (forb) 6 in Sun Low Zone 4b
bitter cherry Prunus emarginata Tree 80 ft Sun Medium Zone 5a
black hawthorn Crataegus douglasii Tree 15 ft Sun–part shade High Zone 2b
blanketflower Gaillardia aristata Wildflower (forb) 2 ft Sun Medium Zone 4a
bluebunch wheatgrass Pseudoroegneria spicata Grass or grass-like 3 ft Sun Low Zone 3b
boxelder Acer negundo Tree 60 ft Shade-tolerant Medium Zone 2b
Brewer's bittercress Cardamine breweri Wildflower (forb) 1.8 ft Shade-tolerant Medium Zone 5b
broadlipped twayblade Listera convallarioides Wildflower (forb) 1 ft Shade-tolerant High Zone 3b
buckbean Menyanthes trifoliata Wildflower (forb) 10 in Sun–part shade High Zone 4a
bunchberry dogwood Cornus canadensis Shrub 6 in Shade-tolerant High Zone 4b
bush penstemon Penstemon fruticosus Shrub 2 ft Sun Medium Zone 6a
California brome Bromus carinatus Grass or grass-like 4 ft Sun Low Zone 9a
Canada germander Teucrium canadense Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
Canada goldenrod Solidago canadensis Wildflower (forb) 3.5 ft Sun Medium Zone 3a
Canadian horseweed Conyza canadensis Wildflower (forb) 5 ft Sun Medium Zone 12b
Canadian milkvetch Astragalus canadensis Wildflower (forb) 6 in Sun Medium Zone 3b
Canadian waterweed Elodea canadensis Wildflower (forb) — Sun High Zone 4a
Carolina foxtail Alopecurus carolinianus Grass or grass-like 1.7 ft Sun Low Zone 3a
Cascade barberry Mahonia nervosa Shrub 2 ft Shade-tolerant Low Zone 5b
chokecherry Prunus virginiana Tree 25 ft Sun Medium Zone 3a
clustered field sedge Carex praegracilis Grass or grass-like 2 ft Sun–part shade Medium Zone 3b
Columbia needlegrass Achnatherum nelsonii Grass or grass-like 3 ft Sun Low Zone 4b
Columbian monkshood Aconitum columbianum Wildflower (forb) 5 ft Sun–part shade High Zone 4b
Columbian sedge Carex aperta Grass or grass-like 2 ft Sun High Zone 5b
common cowparsnip Heracleum maximum Wildflower (forb) 8 ft Sun High Zone 3b
common mare's-tail Hippuris vulgaris Wildflower (forb) 2.8 ft Sun High Zone 3b
common selfheal Prunella vulgaris Wildflower (forb) 1.5 ft Sun–part shade Medium Zone 3b
common sneezeweed Helenium autumnale Wildflower (forb) 4.9 ft Sun Medium Zone 3a
common snowberry Symphoricarpos albus Shrub 3 ft Sun Medium Zone 3b
coon's tail Ceratophyllum demersum Wildflower (forb) — Sun–part shade High Zone 3b
creeping barberry Mahonia repens Shrub 2 ft Shade-tolerant Medium Zone 5a
crested woodfern Dryopteris cristata Fern 1.6 ft Shade-tolerant High Zone 4a
cursed buttercup Ranunculus sceleratus Wildflower (forb) 2 ft Shade-tolerant High Zone 12b
curvepod yellowcress Rorippa curvisiliqua Wildflower (forb) 1 ft Shade-tolerant High Zone 12b
cutleaf daisy Erigeron compositus Wildflower (forb) 1 ft Sun Low Zone 4a
darkthroat shootingstar Dodecatheon pulchellum Wildflower (forb) 2 ft Sun–part shade Medium Zone 4a
desert yellow fleabane Erigeron linearis Wildflower (forb) 1 ft Sun Low Zone 5a
Douglas aster Symphyotrichum subspicatum Wildflower (forb) 4 in Sun–part shade High Zone 6b
Douglas-fir Pseudotsuga menziesii Tree 200 ft Sun–part shade Medium Zone 4a
Douglas' dustymaiden Chaenactis douglasii Wildflower (forb) 1.6 ft Sun–part shade Low Zone 3b
Douglas' grasswidow Olsynium douglasii Wildflower (forb) 1 ft Sun Medium Zone 5a
Douglas' onion Allium douglasii Wildflower (forb) 11 in Sun Medium Zone 4b
Drummond's rush Juncus drummondii Grass or grass-like 1.5 ft Sun–part shade Medium Zone 3b
Drummond's willow Salix drummondiana Shrub 12 ft Sun–part shade High Zone 4b
dwarf bilberry Vaccinium cespitosum Shrub 1 ft Shade-tolerant High Zone 4a
dwarf rose Rosa gymnocarpa Shrub 3 ft Shade-tolerant Medium Zone 5b
Engelmann's aster Eucephalus engelmannii Wildflower (forb) 6 ft Shade-tolerant Medium Zone 4a
fernleaf biscuitroot Lomatium dissectum Wildflower (forb) 15 ft Sun–part shade Low Zone 8a
field horsetail Equisetum arvense Fern 11 in Sun–part shade High Zone 3a
fireweed Chamerion angustifolium Wildflower (forb) 5.5 ft Sun–part shade High Zone 3b
floating pondweed Potamogeton natans Wildflower (forb) — Sun High Zone 3b
fowl bluegrass Poa palustris Grass or grass-like 4 ft Sun–part shade Medium Zone 3b
fowl mannagrass Glyceria striata Grass or grass-like 5.7 ft Shade-tolerant Medium Zone 3b
Geyer willow Salix geyeriana Tree 15 ft Shade-tolerant High Zone 3b
Geyer's sedge Carex geyeri Grass or grass-like 1.5 ft Sun–part shade Low Zone 4b
giant mountain aster Canadanthus modestus Wildflower (forb) 3 ft Sun Medium Zone 3b
golden sedge Carex aurea Grass or grass-like 1.2 ft Sun–part shade High Zone 4a
golden tickseed Coreopsis tinctoria Wildflower (forb) 3 ft Sun–part shade High Zone 12b
grand fir Abies grandis Tree 150 ft Shade-tolerant Medium Zone 4a
granite prickly phlox Linanthus pungens Wildflower (forb) 2 ft Shade-tolerant Low Zone 4a
gray alder Alnus incana Tree 25 ft Sun–part shade High Zone 4a
green alder Alnus viridis Tree 10 ft Sun–part shade High Zone 1a
Greene's mountain ash Sorbus scopulina Tree 12 ft Sun–part shade Medium Zone 7a
greenleaf fescue Festuca viridula Grass or grass-like 2.5 ft Sun–part shade Medium Zone 4a
hardstem bulrush Schoenoplectus acutus Grass or grass-like 9.8 ft Sun High Zone 3b
harsh Indian paintbrush Castilleja hispida Wildflower (forb) 1.5 ft Sun Low Zone 5a
heartleaf arnica Arnica cordifolia Wildflower (forb) 1.5 ft Shade-tolerant High Zone 4b
hollyleaved barberry Mahonia aquifolium Shrub 8 ft Shade-tolerant Low Zone 3a
Idaho blue-eyed grass Sisyrinchium idahoense Wildflower (forb) 1.7 ft Shade-tolerant High Zone 3b
Idaho fescue Festuca idahoensis Grass or grass-like 2 ft Sun–part shade Medium Zone 3b
Indianhemp Apocynum cannabinum Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
kinnikinnick Arctostaphylos uva-ursi Shrub 6 in Sun–part shade Low Zone 4a
knotted rush Juncus nodosus Grass or grass-like 2 ft Sun Medium Zone 4b
lambstongue ragwort Senecio integerrimus Wildflower (forb) 1.1 ft Sun–part shade Medium Zone 3b
lanceleaf grapefern Botrychium lanceolatum Fern 11 in Shade-tolerant Medium Zone 4a
largeflower triteleia Triteleia grandiflora Wildflower (forb) 2 ft Sun–part shade Medium Zone 4a
largeleaf avens Geum macrophyllum Wildflower (forb) 2 ft Shade-tolerant Medium Zone 4a
largeleaf pondweed Potamogeton amplifolius Wildflower (forb) — Sun High Zone 4a
lesser panicled sedge Carex diandra Grass or grass-like 3 ft Sun–part shade High Zone 4a
Lewis flax Linum lewisii Wildflower (forb) 2.5 ft Sun Medium Zone 3b
Lewis' mock orange Philadelphus lewisii Shrub 12 ft Sun Low Zone 8a
lodgepole pine Pinus contorta Tree 99 ft Sun Medium Zone 1a
longleaf pondweed Potamogeton nodosus Wildflower (forb) — Sun High Zone 3b
longstalk starwort Stellaria longipes Wildflower (forb) 11 in Sun–part shade High Zone 4a
low pussytoes Antennaria dimorpha Wildflower (forb) 4 in Sun–part shade Low Zone 3b
MacKenzie's willow Salix prolixa Tree 45 ft Sun Low Zone 2a
Macoun's buttercup Ranunculus macounii Wildflower (forb) 1 ft Sun — Zone 1a
maiden blue eyed Mary Collinsia parviflora Wildflower (forb) 1 ft Shade-tolerant Medium Zone 4a
mallow ninebark Physocarpus malvaceus Shrub 15 ft Sun Low Zone 4a
mat muhly Muhlenbergia richardsonis Grass or grass-like 6 in Sun High Zone 4b
Missouri goldenrod Solidago missouriensis Wildflower (forb) 3 ft Sun–part shade Low Zone 3b
mud sedge Carex limosa Grass or grass-like 1.8 ft Sun Medium Zone 4a
narrowleaf willow Salix exigua Tree 10 ft Sun–part shade High Zone 3b
needle and thread Hesperostipa comata Grass or grass-like 3 ft Sun Low Zone 3b
nettleleaf giant hyssop Agastache urticifolia Wildflower (forb) 5 ft Sun–part shade Medium Zone 4a
nineleaf biscuitroot Lomatium triternatum Wildflower (forb) 2.2 ft Sun–part shade Medium Zone 4a
nodding microseris Microseris nutans Wildflower (forb) 2 ft Shade-tolerant Medium Zone 4b
Nootka rose Rosa nutkana Shrub 10 ft Shade-tolerant High Zone 8a
northern bedstraw Galium boreale Wildflower (forb) 3 ft Sun–part shade Medium Zone 4a
northern black currant Ribes hudsonianum Shrub 5 ft Sun–part shade High Zone 4a
Northwest Territory sedge Carex utriculata Grass or grass-like 3.5 ft Sun High Zone 3a
oceanspray Holodiscus discolor Shrub 12 ft Sun High Zone 8a
old man's whiskers Geum triflorum Wildflower (forb) 1.5 ft Sun–part shade Medium Zone 3b
orange agoseris Agoseris aurantiaca Wildflower (forb) 1 ft Sun Medium Zone 4a
Pacific anemone Anemone multifida Wildflower (forb) 2 ft Shade-tolerant Medium Zone 5a
Pacific bleeding heart Dicentra formosa Wildflower (forb) 1.5 ft Shade-tolerant Low Zone 5a
pale agoseris Agoseris glauca Shrub 1 ft Sun Medium Zone 4a
panicled bulrush Scirpus microcarpus Grass or grass-like 5.5 ft Sun Medium Zone 3b
paper birch Betula papyrifera Tree 70 ft Sun High Zone 1a
pearly pussytoes Antennaria anaphaloides Wildflower (forb) 2.5 ft Sun–part shade Medium Zone 4a
Pennsylvania bittercress Cardamine pensylvanica Wildflower (forb) 1.5 ft Shade-tolerant Medium Zone 4a
Pennsylvania buttercup Ranunculus pensylvanicus Wildflower (forb) 3.9 ft Shade-tolerant High Zone 4b
Philadelphia fleabane Erigeron philadelphicus Wildflower (forb) 2.8 ft Sun–part shade Medium Zone 4b
pinegrass Calamagrostis rubescens Grass or grass-like 3 ft Shade-tolerant Medium Zone 4b
pinkfairies Clarkia pulchella Wildflower (forb) 2 ft Sun–part shade Medium Zone 12a
pipsissewa Chimaphila umbellata Shrub 1.5 ft Shade-tolerant Low Zone 3b
ponderosa pine Pinus ponderosa Tree 223 ft Sun Medium Zone 3b
prairie Junegrass Koeleria macrantha Grass or grass-like 1.5 ft Shade-tolerant High Zone 3b
prickly currant Ribes lacustre Shrub 3 ft Shade-tolerant — Zone 1a
purple avens Geum rivale Wildflower (forb) 3 ft Sun High Zone 4a
purple milkvetch Astragalus agrestis Wildflower (forb) 1 ft Sun Low Zone 4a
purple sage Salvia dorrii Shrub 2.5 ft Sun Medium Zone 5a
quaking aspen Populus tremuloides Tree 65 ft Sun High Zone 1a
rattlesnake fern Botrychium virginianum Fern 1.4 ft Shade-tolerant Medium Zone 3b
red elderberry Sambucus racemosa Tree 18 ft Sun–part shade High Zone 4a
redosier dogwood Cornus sericea Tree 12 ft Sun High Zone 3b
redstem ceanothus Ceanothus sanguineus Shrub 10 ft Sun–part shade High Zone 6a
reed canarygrass Phalaris arundinacea Grass or grass-like 5 ft Sun High Zone 3b
rice cutgrass Leersia oryzoides Grass or grass-like 4.9 ft Sun High Zone 4a
Robbins' pondweed Potamogeton robbinsii Wildflower (forb) — Sun High Zone 3b
Rocky Mountain iris Iris missouriensis Wildflower (forb) 1 ft Sun–part shade High Zone 4b
Rocky Mountain juniper Juniperus scopulorum Tree 50 ft Sun Low Zone 3b
Rocky Mountain maple Acer glabrum Tree 30 ft Sun–part shade Low Zone 3a
rose spirea Spiraea douglasii Shrub 7 ft Sun Low Zone 5a
rough bentgrass Agrostis scabra Grass or grass-like 2.5 ft Sun Medium Zone 3b
roundleaf alumroot Heuchera cylindrica Wildflower (forb) 6 ft Sun–part shade Low Zone 6a
rubber rabbitbrush Ericameria nauseosa Shrub 4 ft Sun Medium Zone 3b
rush pussytoes Antennaria luzuloides Wildflower (forb) 2 ft Sun Medium Zone 4a
russet buffaloberry Shepherdia canadensis Shrub 6 ft Sun–part shade Medium Zone 1a
sagebrush buttercup Ranunculus glaberrimus Wildflower (forb) 6 in Sun High Zone 3a
sagebrush mariposa lily Calochortus macrocarpus Wildflower (forb) 1.8 ft Sun Low Zone 5a
sageleaf willow Salix candida Shrub 6 ft Sun–part shade High Zone 4a
sago pondweed Stuckenia pectinata Wildflower (forb) — Sun High Zone 3b
Sandberg bluegrass Poa secunda Grass or grass-like 1.4 ft Sun–part shade Low Zone 3b
sanddune wallflower Erysimum capitatum Wildflower (forb) 2.5 ft Sun Medium Zone 4b
Saskatoon serviceberry Amelanchier alnifolia Tree 15 ft Sun–part shade Medium Zone 1a
scabland penstemon Penstemon deustus Wildflower (forb) 2 ft Sun Low Zone 4a
scarlet gilia Ipomopsis aggregata Wildflower (forb) 3 ft Sun Low Zone 5b
Scouler's willow Salix scouleriana Tree 50 ft Sun–part shade High Zone 6a
seep monkeyflower Mimulus guttatus Wildflower (forb) 2.5 ft Shade-tolerant High Zone 3b
shining willow Salix lucida Tree 13 ft Sun–part shade High Zone 3a
shortawn foxtail Alopecurus aequalis Grass or grass-like 2.5 ft Sun–part shade High Zone 3b
showy milkweed Asclepias speciosa Wildflower (forb) 6 ft Sun Medium Zone 4a
silky lupine Lupinus sericeus Wildflower (forb) 6 ft Sun Low Zone 4b
silverleaf phacelia Phacelia hastata Wildflower (forb) 2 ft Sun–part shade Medium Zone 3b
silverweed cinquefoil Argentina anserina Wildflower (forb) 6 in Shade-tolerant High Zone 5a
silvery lupine Lupinus argenteus Wildflower (forb) 1.5 ft Sun Low Zone 3a
slender cinquefoil Potentilla gracilis Wildflower (forb) 2.4 ft Sun Low Zone 3a
small camas Camassia quamash Wildflower (forb) 2.3 ft Shade-tolerant High Zone 4b
small enchanter's nightshade Circaea alpina Wildflower (forb) 11 in Shade-tolerant Medium Zone 3b
small floating mannagrass Glyceria borealis Grass or grass-like 4.9 ft Sun High Zone 4a
smallwing sedge Carex microptera Grass or grass-like 2 ft Sun High Zone 4a
smooth blue aster Symphyotrichum laeve Wildflower (forb) 4 ft Sun Medium Zone 3a
smooth horsetail Equisetum laevigatum Fern 5 ft Sun Low Zone 3b
smooth sumac Rhus glabra Tree 12 ft Sun Low Zone 4a
snow buckwheat Eriogonum niveum Wildflower (forb) 1.5 ft Sun–part shade Low Zone 5a
snowbrush ceanothus Ceanothus velutinus Tree 10 ft Sun Medium Zone 5a
softleaf sedge Carex disperma Grass or grass-like 2 ft Sun–part shade High Zone 3b
softstem bulrush Schoenoplectus tabernaemontani Grass or grass-like 9 ft Sun High Zone 3b
spike bentgrass Agrostis exarata Grass or grass-like 3 ft Sun Medium Zone 3b
spike trisetum Trisetum spicatum Grass or grass-like 1.9 ft Sun–part shade Medium Zone 3b
spiked woodrush Luzula spicata Grass or grass-like 1.3 ft Shade-tolerant High Zone 4a
spreading phlox Phlox diffusa Wildflower (forb) 6 in Shade-tolerant Low Zone 6a
squirreltail Elymus elymoides Grass or grass-like 1.5 ft Sun Low Zone 3a
star sedge Carex echinata Grass or grass-like 1.5 ft Sun–part shade High Zone 3b
sticky cinquefoil Potentilla glandulosa Wildflower (forb) 1.5 ft Sun–part shade Low Zone 4a
sticky currant Ribes viscosissimum Shrub 3.5 ft Sun — Zone 3b
sticky purple geranium Geranium viscosissimum Wildflower (forb) 3 ft Shade-tolerant Low Zone 6a
stiff clubmoss Lycopodium annotinum Fern 1 ft Shade-tolerant High Zone 3a
streambank wild hollyhock Iliamna rivularis Wildflower (forb) 6 ft Sun–part shade Medium Zone 4a
subalpine fir Abies lasiocarpa Tree 90 ft Shade-tolerant Medium Zone 2a
subalpine fleabane Erigeron peregrinus Wildflower (forb) 2 ft Sun–part shade High Zone 3b
sulphur lupine Lupinus sulphureus Wildflower (forb) 10 ft Sun Low Zone 4a
sulphur-flower buckwheat Eriogonum umbellatum Shrub 1 ft Sun Low Zone 8a
swordleaf rush Juncus ensifolius Grass or grass-like 2 ft Sun–part shade High Zone 3b
tall trisetum Trisetum canescens Grass or grass-like 3.5 ft Sun–part shade Medium Zone 4a
tapertip hawksbeard Crepis acuminata Wildflower (forb) 3 ft Sun–part shade Low Zone 3b
tarweed fiddleneck Amsinckia lycopsoides Wildflower (forb) 3 ft Sun Low Zone 4b
thimbleberry Rubus parviflorus Shrub 4 ft Sun–part shade High Zone 4b
thinleaved owl's-clover Orthocarpus tenuifolius Wildflower (forb) 1 ft Sun Low Zone 12b
threadleaf fleabane Erigeron filifolius Wildflower (forb) 1 ft Sun Low Zone 6a
threepetal bedstraw Galium trifidum Vine 10 in Sun–part shade High Zone 3b
threetip sagebrush Artemisia tripartita Shrub 4 ft Sun Low Zone 3a
Thurber's needlegrass Achnatherum thurberianum Grass or grass-like 2 ft Sun Low Zone 5a
Torrey's rush Juncus torreyi Grass or grass-like 3.1 ft Sun Medium Zone 3b
tufted hairgrass Deschampsia cespitosa Grass or grass-like 3.4 ft Sun Low Zone 3b
tufted loosestrife Lysimachia thyrsiflora Wildflower (forb) 2 ft Sun–part shade High Zone 4a
twinberry honeysuckle Lonicera involucrata Shrub 10 ft Shade-tolerant High Zone 3a
Utah honeysuckle Lonicera utahensis Shrub 5 ft Shade-tolerant High Zone 5a
variableleaf pondweed Potamogeton gramineus Wildflower (forb) — Sun High Zone 3b
water birch Betula occidentalis Tree 25 ft Sun–part shade High Zone 1a
water sedge Carex aquatilis Grass or grass-like 2.9 ft Sun High Zone 3b
wax currant Ribes cereum Shrub 3 ft Sun Low Zone 5a
western fescue Festuca occidentalis Grass or grass-like 3 ft Shade-tolerant Low Zone 3a
western larch Larix occidentalis Tree 200 ft Sun Low Zone 3a
western mountain ash Sorbus sitchensis Tree 15 ft Sun Medium Zone 4b
western needlegrass Achnatherum occidentale Grass or grass-like 2 ft Sun–part shade Low Zone 4b
western pearly everlasting Anaphalis margaritacea Wildflower (forb) 3 ft Sun–part shade Medium Zone 3a
western redcedar Thuja plicata Tree 150 ft Shade-tolerant Medium Zone 4a
western stoneseed Lithospermum ruderale Wildflower (forb) 1.5 ft Sun Low Zone 4b
western water hemlock Cicuta douglasii Wildflower (forb) 6 ft Sun High Zone 4b
western white clematis Clematis ligusticifolia Vine 1 ft Sun–part shade Medium Zone 3b
wheat sedge Carex atherodes Grass or grass-like 5 ft Sun High Zone 3b
Wheeler bluegrass Poa nervosa Grass or grass-like 1.8 ft Sun Medium Zone 5b
white hawkweed Hieracium albiflorum Wildflower (forb) 3 ft Sun–part shade Low Zone 4a
white sagebrush Artemisia ludoviciana Wildflower (forb) 3 ft Sun Low Zone 4a
white sweetvetch Hedysarum sulphurescens Wildflower (forb) 1.5 ft Sun–part shade Low Zone 4a
whitestem gooseberry Ribes inerme Shrub 8 ft Shade-tolerant Medium Zone 4b
wild sarsaparilla Aralia nudicaulis Wildflower (forb) 1.5 ft Shade-tolerant Medium Zone 3b
Woods' rose Rosa woodsii Shrub 3 ft Sun–part shade Medium Zone 3a
woolly groundsel Packera cana Wildflower (forb) 1.5 ft Sun Low Zone 3a
woolly plantain Plantago patagonica Wildflower (forb) 6 in Sun Low Zone 12b
woollypod milkvetch Astragalus purshii Wildflower (forb) 7 in Sun Low Zone 4a
yellow fritillary Fritillaria pudica Wildflower (forb) 1 ft Sun–part shade Medium Zone 12a
yellow penstemon Penstemon confertus Wildflower (forb) 2 ft Shade-tolerant Medium Zone 5a

Other native species recorded here 145

PLANTS has no growing records for these, so light, moisture, height and zone filters cannot include them. Many are wild species seldom sold by nurseries.

  • American mannagrass Glyceria grandis
  • American rockbrake Cryptogramma acrostichoides
  • Apocynum ×floribundum Apocynum ×floribundum
  • autumn dwarf gentian Gentianella amarella
  • balsam groundsel Packera paupercula
  • bastard toadflax Comandra umbellata
  • Bebb willow Salix bebbiana
  • Bicknell's cranesbill Geranium bicknellii
  • big devils beggartick Bidens vulgata
  • bigbract verbena Verbena bracteata
  • blue skullcap Scutellaria lateriflora
  • bluntleaf sandwort Moehringia lateriflora
  • boreal bog sedge Carex magellanica
  • boreal starwort Stellaria borealis
  • brittle bladderfern Cystopteris fragilis
  • brittle pricklypear Opuntia fragilis
  • brook cinquefoil Potentilla rivalis
  • brownish sedge Carex brunnescens
  • bulblet-bearing water hemlock Cicuta bulbifera
  • bushy knotweed Polygonum ramosissimum
  • Buxbaum's sedge Carex buxbaumii
  • Canadian gooseberry Ribes oxyacanthoides
  • Carolina geranium Geranium carolinianum
  • common bladderwort Utricularia macrorhiza
  • Cuman ragweed Ambrosia psilostachya
  • curlycup gumweed Grindelia squarrosa
  • curlytop knotweed Polygonum lapathifolium
  • Douglas' knotweed Polygonum douglasii
  • Dudley's rush Juncus dudleyi
  • dwarf red blackberry Rubus pubescens
  • European bur-reed Sparganium emersum
  • fairy slipper Calypso bulbosa
  • feathery false lily of the valley Maianthemum racemosum
  • fireberry hawthorn Crataegus chrysocarpa
  • flatspine stickseed Lappula occidentalis
  • foxtail barley Hordeum jubatum
  • fragrant bedstraw Galium triflorum
  • fringed loosestrife Lysimachia ciliata
  • fringed willowherb Epilobium ciliatum
  • giant red Indian paintbrush Castilleja miniata
  • Gmelin's buttercup Ranunculus gmelinii
  • grassleaf mudplantain Heteranthera dubia
  • greenflowered wintergreen Pyrola chlorantha
  • hairy evening primrose Oenothera villosa
  • hairy hedgenettle Stachys pilosa
  • hoary tansyaster Machaeranthera canescens
  • hoary verbena Verbena stricta
  • hookedspur violet Viola adunca
  • Hornemann's willowherb Epilobium hornemannii
  • Howell's pussytoes Antennaria howellii
  • Iowa moonwort Botrychium campestre
  • knotsheath sedge Carex retrorsa
  • lanceleaf figwort Scrophularia lanceolata
  • lesser roundleaved orchid Platanthera orbiculata
  • lesser yellow lady's slipper Cypripedium parviflorum
  • little grapefern Botrychium simplex
  • liverleaf wintergreen Pyrola asarifolia
  • manyflowered monkeyflower Mimulus floribundus
  • mapleleaf goosefoot Chenopodium simplex
  • marsh arrowgrass Triglochin palustris
  • marsh skullcap Scutellaria galericulata
  • Maryland sanicle Sanicula marilandica
  • mat sandbur Cenchrus longispinus
  • meadow deathcamas Zigadenus venenosus
  • Menzies' campion Silene menziesii
  • Menzies' fiddleneck Amsinckia menziesii
  • Mingan moonwort Botrychium minganense
  • mountain deathcamas Zigadenus elegans
  • mountain tarweed Madia glomerata
  • muskflower Mimulus moschatus
  • narrowleaf bur-reed Sparganium angustifolium
  • narrowleaf cowwheat Melampyrum lineare
  • narrowleaf hawkweed Hieracium umbellatum
  • narrowleaf minerslettuce Montia linearis
  • nodding onion Allium cernuum
  • northern adderstongue Ophioglossum pusillum
  • northern bog violet Viola nephrophylla
  • northern cluster sedge Carex arcta
  • northern sweetgrass Hierochloe hirta
  • northern water plantain Alisma triviale
  • Norwegian cinquefoil Potentilla norvegica
  • Oregon cliff fern Woodsia oregana
  • pale spikerush Eleocharis macrostachya
  • pitseed goosefoot Chenopodium berlandieri
  • pleated gentian Gentiana affinis
  • poverty oatgrass Danthonia spicata
  • purple marshlocks Comarum palustre
  • red baneberry Actaea rubra
  • resin birch Betula glandulosa
  • ribseed sandmat Chamaesyce glyptosperma
  • Richardson's pondweed Potamogeton richardsonii
  • Rocky Mountain woodsia Woodsia scopulina
  • rosy pussytoes Antennaria rosea
  • rough barnyardgrass Echinochloa muricata
  • roughfruit fairybells Prosartes trachycarpa
  • roughleaf ricegrass Oryzopsis asperifolia
  • salt sandspurry Spergularia salina
  • scentbottle Platanthera dilatata
  • Scouler's popcornflower Plagiobothrys scouleri
  • scrambled eggs Corydalis aurea
  • seaside arrowgrass Triglochin maritima
  • shaggy fleabane Erigeron pumilus
  • shortbeak sedge Carex brevior
  • shortspike watermilfoil Myriophyllum sibiricum
  • sidebells wintergreen Orthilia secunda
  • skullcap speedwell Veronica scutellata
  • slender bog orchid Platanthera stricta
  • slender phlox Microsteris gracilis
  • slender-spire orchid Piperia unalascensis
  • small-leaf pussytoes Antennaria parvifolia
  • spearleaf stonecrop Sedum lanceolatum
  • spreading dogbane Apocynum androsaemifolium
  • spreading fleabane Erigeron divergens
  • starry false lily of the valley Maianthemum stellatum
  • stream orchid Epipactis gigantea
  • summer coralroot Corallorhiza maculata
  • swamp verbena Verbena hastata
  • swaying bulrush Schoenoplectus subterminalis
  • sweetcicely Osmorhiza berteroi
  • tall annual willowherb Epilobium brachycarpum
  • tarragon Artemisia dracunculus
  • threadleaf crowfoot Ranunculus trichophyllus
  • tiny trumpet Collomia linearis
  • tobacco root Valeriana edulis
  • tower rockcress Arabis glabra
  • turion duckweed Lemna turionifera
  • twinflower Linnaea borealis
  • veiny dock Rumex venosus
  • Virginia strawberry Fragaria virginiana
  • watershield Brasenia schreberi
  • wavyleaf thistle Cirsium undulatum
  • western marsh cudweed Gnaphalium palustre
  • western oakfern Gymnocarpium dryopteris
  • western poison ivy Toxicodendron rydbergii
  • western rattlesnake plantain Goodyera oblongifolia
  • western tansymustard Descurainia pinnata
  • white heath aster Symphyotrichum ericoides
  • white violet Viola renifolia
  • woodland draba Draba nemorosa
  • woodland pinedrops Pterospora andromedea
  • woodland strawberry Fragaria vesca
  • woolly sedge Carex pellita
  • woollyfruit sedge Carex lasiocarpa
  • Wright's cudweed Pseudognaphalium canescens
  • yellow avens Geum aleppicum
Also listed as native and introduced here 2

PLANTS labels these species both native and introduced in this state: some forms are native and others were brought in from elsewhere. Most gardeners should choose plants from the main list.

Compared with Washington

The typical county is the median of the 39 Washington counties with PLANTS county records; the statewide figure counts every species native anywhere in the state. More species is not better or worse: counties differ in size, habitat and how thoroughly they have been surveyed.

Native species counts, Stevens County and Washington
MeasureStevens CountyTypical countyStatewide
Native species 389 300 1,015
Garden-ready natives 244 219 621
Tree 34 — 74
Shrub 42 — 99
Wildflower (forb) 221 — 547
Grass or grass-like 72 — 234
Vine 5 — 16
Fern 15 — 45

Neighboring counties

Counties that share a ZIP code with Stevens County.

Look up another ZIP

Matches your ZIP to the county it mostly lies in, then lists the plants recorded as native to your state (Kew’s World Checklist and USDA PLANTS) and recorded in that county by USDA PLANTS.

Source & data date

Source
USDA NRCS PLANTS Database: county distribution records, native status and plant characteristics. CC0 (public domain dedication, per the data.gov catalog record).
Kew’s World Checklist of Vascular Plants (WCVP): native or introduced status by state. CC BY 3.0.
USGS US-RIIS (ver. 2.0): species listed as introduced are excluded. CC0.
Citation
USDA, NRCS. 2026. The PLANTS Database (https://plants.usda.gov, 11/04/2026). National Plant Data Team, Greensboro, NC USA.
Govaerts R. (ed.) (2026). WCVP: World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew. Data file dated 2026-06-04, http://sftp.kew.org/pub/data-repositories/WCVP/ (retrieved 2026-11-04). Paper: Govaerts R. et al. (2021) The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8, 215.
Data date
Retrieved from PLANTS on November 4, 2026; WCVP data file dated June 4, 2026.
Zones
USDA Plant Hardiness Zone Map (2023) ZIP table: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 3, 2026. Plant zones on this site are our estimate, not the official map.
Scope
Stevens County (county FIPS 53065), Washington. 389 native species from PLANTS county distribution records; garden-ready = species with a PLANTS characteristics record.
Method
A species is listed when it is recorded as native to the state in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in the county by USDA PLANTS. Species PLANTS labels both native and introduced are listed separately. Full method · All sources

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