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Native plants · Washington

Native plants of Grant County

293 plant species are recorded as native to Washington in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Grant County by USDA PLANTS. 195 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

Grant County, Washington

Native species
293 Typical Washington county: 300 (median of 39 counties)
Garden-ready natives
195 Typical Washington county: 219
Share by type (all 293 native species)
Percent of the 293 native species in each growth type
Tree 5% (16)
Shrub 8% (23)
Wildflower (forb) 62% (183)
Grass or grass-like 21% (61)
Vine <1% (2)
Fern 3% (8)

Wildflowers make up the largest share of the native list (62%), followed by grasses and grass-like plants (21%).

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 6b to 7b (2023 map).

The native plant list

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

Garden-ready natives 195

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

Garden-ready native plants of Grant County, Washington
PlantType HeightLight Water useHardy to
alkali buttercup Ranunculus cymbalaria Wildflower (forb) 1 ft Shade-tolerant High Zone 3b
alkali cordgrass Spartina gracilis Grass or grass-like 3 ft Sun Medium Zone 3b
American eelgrass Vallisneria americana Wildflower (forb) 1 ft Sun High Zone 4a
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
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
arumleaf arrowhead Sagittaria cuneata Wildflower (forb) 2.6 ft Sun Medium Zone 4a
basalt milkvetch Astragalus filipes Wildflower (forb) 2 ft Sun Low Zone 5a
basin wildrye Leymus cinereus Grass or grass-like 5 ft Sun High Zone 3a
beaked spikerush Eleocharis rostellata Grass or grass-like 3 ft Sun High Zone 4b
big sagebrush Artemisia tridentata Tree 4 ft Sun Medium Zone 3a
bigseed biscuitroot Lomatium macrocarpum Wildflower (forb) 6 in Sun Low Zone 4b
bitter cherry Prunus emarginata Tree 80 ft Sun Medium Zone 5a
blanketflower Gaillardia aristata Wildflower (forb) 2 ft Sun Medium Zone 4a
Blue Mountain buckwheat Eriogonum strictum Wildflower (forb) 2.2 ft Sun Low Zone 5a
bluebunch wheatgrass Pseudoroegneria spicata Grass or grass-like 3 ft Sun Low Zone 3b
broadleaf cattail Typha latifolia Wildflower (forb) 5 ft Sun–part shade High Zone 3b
broadleaf lupine Lupinus latifolius Wildflower (forb) 25 ft Shade-tolerant High Zone 5b
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 milkvetch Astragalus canadensis Wildflower (forb) 6 in Sun Medium Zone 3b
Canadian waterweed Elodea canadensis Wildflower (forb) — Sun High Zone 4a
Canby's biscuitroot Lomatium canbyi Wildflower (forb) 10 in Sun Low Zone 4b
Carey's balsamroot Balsamorhiza careyana Wildflower (forb) 2.5 ft Sun–part shade Low Zone 6a
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
common reed Phragmites australis Shrub 13 ft Sun Medium Zone 3b
common snowberry Symphoricarpos albus Shrub 3 ft Sun Medium Zone 3b
common spikerush Eleocharis palustris Grass or grass-like 1.3 ft Sun High Zone 3b
common threesquare Schoenoplectus pungens Grass or grass-like 4.9 ft Sun High Zone 3b
coon's tail Ceratophyllum demersum Wildflower (forb) — Sun–part shade High Zone 3b
cosmopolitan bulrush Bolboschoenus maritimus Grass or grass-like 3.2 ft Sun Medium Zone 5a
cursed buttercup Ranunculus sceleratus Wildflower (forb) 2 ft Shade-tolerant High Zone 12b
darkthroat shootingstar Dodecatheon pulchellum Wildflower (forb) 2 ft Sun–part shade Medium Zone 4a
desert centaury Centaurium exaltatum Wildflower (forb) 1.5 ft Sun Medium Zone 12b
desert yellow fleabane Erigeron linearis Wildflower (forb) 1 ft Sun Low Zone 5a
devil's beggartick Bidens frondosa Wildflower (forb) 4 ft Sun–part shade Medium Zone 12a
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' sedge Carex douglasii Grass or grass-like 1.5 ft Sun Medium Zone 4a
drooping woodreed Cinna latifolia Grass or grass-like 4.5 ft Sun–part shade High Zone 3b
fall panicgrass Panicum dichotomiflorum Grass or grass-like 3.3 ft Sun High Zone 3a
fernleaf biscuitroot Lomatium dissectum Wildflower (forb) 15 ft Sun–part shade Low Zone 8a
fiddleleaf hawksbeard Crepis runcinata Wildflower (forb) 1 ft Sun Medium Zone 3b
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
flatstem pondweed Potamogeton zosteriformis Wildflower (forb) — Sun High Zone 3b
foothill arnica Arnica fulgens Wildflower (forb) 2 ft Shade-tolerant Medium Zone 4b
foothill deathcamas Zigadenus paniculatus Wildflower (forb) 1.6 ft Sun Medium Zone 4a
fowl mannagrass Glyceria striata Grass or grass-like 5.7 ft Shade-tolerant Medium Zone 3b
freckled milkvetch Astragalus lentiginosus Shrub 1.4 ft Sun Low Zone 4b
Gairdner's beardtongue Penstemon gairdneri Wildflower (forb) 1 ft Sun Low Zone 4b
golden currant Ribes aureum Shrub 10 ft Sun–part shade Low Zone 3b
golden tickseed Coreopsis tinctoria Wildflower (forb) 3 ft Sun–part shade High Zone 12b
granite prickly phlox Linanthus pungens Wildflower (forb) 2 ft Shade-tolerant Low Zone 4a
greasewood Sarcobatus vermiculatus Shrub 10 ft Sun Low Zone 3b
hardstem bulrush Schoenoplectus acutus Grass or grass-like 9.8 ft Sun High Zone 3b
Hooker's balsamroot Balsamorhiza hookeri Wildflower (forb) 1 ft Sun–part shade Medium Zone 5b
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
Indian ricegrass Achnatherum hymenoides Grass or grass-like 2 ft Sun Low Zone 3a
Indianhemp Apocynum cannabinum Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
jointleaf rush Juncus articulatus Grass or grass-like 2 ft Sun–part shade High Zone 4b
lambstongue ragwort Senecio integerrimus Wildflower (forb) 1.1 ft Sun–part shade Medium Zone 3b
largeflower hawksbeard Crepis occidentalis Wildflower (forb) 11 in Sun Low Zone 5a
largeflower triteleia Triteleia grandiflora Wildflower (forb) 2 ft Sun–part shade Medium Zone 4a
largehead clover Trifolium macrocephalum Wildflower (forb) 2 ft Sun–part shade Low Zone 12b
leafy pondweed Potamogeton foliosus Wildflower (forb) — Sun High Zone 3b
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
longleaf phlox Phlox longifolia Wildflower (forb) 1.2 ft Sun–part shade Low Zone 6a
longstyle rush Juncus longistylis Grass or grass-like 1.8 ft Sun–part shade High Zone 3b
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
maiden blue eyed Mary Collinsia parviflora Wildflower (forb) 1 ft Shade-tolerant Medium Zone 4a
Malabar sprangletop Leptochloa fusca Grass or grass-like 3.3 ft Sun High Zone 3a
mat muhly Muhlenbergia richardsonis Grass or grass-like 6 in Sun High Zone 4b
meadow barley Hordeum brachyantherum Grass or grass-like 2 ft Sun Medium Zone 3a
Missouri goldenrod Solidago missouriensis Wildflower (forb) 3 ft Sun–part shade Low Zone 3b
Modoc hawksbeard Crepis modocensis Wildflower (forb) 1.4 ft Sun Low Zone 4b
Munro's globemallow Sphaeralcea munroana Wildflower (forb) 2.5 ft Sun Low Zone 4b
narrowleaf water plantain Alisma gramineum Wildflower (forb) 1.5 ft Sun High Zone 3a
narrowleaf willow Salix exigua Tree 10 ft Sun–part shade High Zone 3b
Nebraska sedge Carex nebrascensis Grass or grass-like 3 ft Sun 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 beggartick Bidens cernua Wildflower (forb) 3.2 ft Sun–part shade High Zone 12a
Nuttall's alkaligrass Puccinellia nuttalliana Grass or grass-like 10 in Sun Medium Zone 3b
old man's whiskers Geum triflorum Wildflower (forb) 1.5 ft Sun–part shade Medium Zone 3b
Oregon checkerbloom Sidalcea oregana Wildflower (forb) 4.5 ft Shade-tolerant High Zone 3b
pale agoseris Agoseris glauca Shrub 1 ft Sun Medium Zone 4a
pale evening primrose Oenothera pallida Wildflower (forb) 2 ft Sun Low Zone 3b
peachleaf willow Salix amygdaloides Tree 60 ft Sun High Zone 4a
pinkfairies Clarkia pulchella Wildflower (forb) 2 ft Sun–part shade Medium Zone 12a
ponderosa pine Pinus ponderosa Tree 223 ft Sun Medium Zone 3b
prairie fleabane Erigeron strigosus Wildflower (forb) 3 ft Sun Medium Zone 4b
prairie Junegrass Koeleria macrantha Grass or grass-like 1.5 ft Shade-tolerant High Zone 3b
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
red goosefoot Chenopodium rubrum Wildflower (forb) 3 ft Sun High Zone 12b
redosier dogwood Cornus sericea Tree 12 ft Sun High Zone 3b
redroot flatsedge Cyperus erythrorhizos Grass or grass-like 2.5 ft Sun Medium Zone 11a
reed canarygrass Phalaris arundinacea Grass or grass-like 5 ft Sun High Zone 3b
rock buckwheat Eriogonum sphaerocephalum Shrub 1 ft Sun Low Zone 5a
Rocky Mountain beeplant Cleome serrulata Wildflower (forb) 3 ft Sun–part shade Medium Zone 12b
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
rough bugleweed Lycopus asper Wildflower (forb) 2.1 ft Shade-tolerant High Zone 3b
roundleaf alumroot Heuchera cylindrica Wildflower (forb) 6 ft Sun–part shade Low Zone 6a
royal penstemon Penstemon speciosus Wildflower (forb) 2.5 ft Sun Low Zone 4a
rubber rabbitbrush Ericameria nauseosa Shrub 4 ft Sun Medium Zone 3b
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
sago pondweed Stuckenia pectinata Wildflower (forb) — Sun High Zone 3b
salt heliotrope Heliotropium curassavicum Wildflower (forb) 1.2 ft Sun Medium Zone 4b
saltgrass Distichlis spicata Grass or grass-like 1.1 ft Sun Medium Zone 3b
sand dropseed Sporobolus cryptandrus Grass or grass-like 3 ft Sun Low 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
scabland sagebrush Artemisia rigida Shrub 2 ft Sun Low Zone 3a
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
scratchgrass Muhlenbergia asperifolia Grass or grass-like 2 ft Shade-tolerant High Zone 5b
sea milkwort Glaux maritima Wildflower (forb) 11 in Sun High Zone 4a
seep monkeyflower Mimulus guttatus Wildflower (forb) 2.5 ft Shade-tolerant High Zone 3b
sharpleaf penstemon Penstemon acuminatus Wildflower (forb) 2 ft Sun Low Zone 4a
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
sickle saltbush Atriplex falcata Shrub 2 ft Sun–part shade Low Zone 3b
Sierra rush Juncus nevadensis Grass or grass-like 2 ft Sun–part shade High 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
slender flatsedge Cyperus bipartitus Grass or grass-like 5 ft Sun Medium Zone 10b
slender wheatgrass Elymus trachycaulus Grass or grass-like 3 ft Sun Medium Zone 3b
slenderbeak sedge Carex athrostachya Grass or grass-like 2 ft Sun–part shade High Zone 4a
slimstem reedgrass Calamagrostis stricta Grass or grass-like 3 ft Sun–part shade High Zone 3a
small camas Camassia quamash Wildflower (forb) 2.3 ft Shade-tolerant High Zone 4b
smooth horsetail Equisetum laevigatum Fern 5 ft Sun Low Zone 3b
snow buckwheat Eriogonum niveum Wildflower (forb) 1.5 ft Sun–part shade Low Zone 5a
spineless horsebrush Tetradymia canescens Shrub 4 ft Sun Low Zone 9a
spiny hopsage Grayia spinosa Shrub 3 ft Sun Low Zone 4a
squashberry Viburnum edule Shrub 2 ft Shade-tolerant — Zone 1a
squirreltail Elymus elymoides Grass or grass-like 1.5 ft Sun Low Zone 3a
star duckweed Lemna trisulca Wildflower (forb) 4 in Sun High Zone 3b
sticky cinquefoil Potentilla glandulosa Wildflower (forb) 1.5 ft Sun–part shade Low Zone 4a
sticky purple geranium Geranium viscosissimum Wildflower (forb) 3 ft Shade-tolerant Low Zone 6a
Suksdorf's monkeyflower Mimulus suksdorfii Wildflower (forb) 7 in Shade-tolerant Medium Zone 12b
sulphur lupine Lupinus sulphureus Wildflower (forb) 10 ft Sun Low Zone 4a
swordleaf rush Juncus ensifolius Grass or grass-like 2 ft Sun–part shade High Zone 3b
tall groundsel Senecio hydrophiloides Wildflower (forb) 10 in Shade-tolerant High Zone 4b
tapertip hawksbeard Crepis acuminata Wildflower (forb) 3 ft Sun–part shade Low Zone 3b
tapertip onion Allium acuminatum Wildflower (forb) 1 ft Sun Low Zone 4b
tarweed fiddleneck Amsinckia lycopsoides Wildflower (forb) 3 ft Sun Low Zone 4b
teal lovegrass Eragrostis hypnoides Grass or grass-like 4 in Sun High Zone 3b
thickspike wheatgrass Elymus lanceolatus Grass or grass-like 2.3 ft Sun Low Zone 3b
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
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
thymeleaf buckwheat Eriogonum thymoides Wildflower (forb) 1 ft Sun Low Zone 5a
tiny mousetail Myosurus minimus Wildflower (forb) 5 in Sun–part shade Medium Zone 12b
toad rush Juncus bufonius Grass or grass-like 1 ft Sun Medium Zone 12a
Torrey's rush Juncus torreyi Grass or grass-like 3.1 ft Sun Medium Zone 3b
tufted evening primrose Oenothera caespitosa Wildflower (forb) 6 in Sun Low Zone 6a
tufted loosestrife Lysimachia thyrsiflora Wildflower (forb) 2 ft Sun–part shade High Zone 4a
water birch Betula occidentalis Tree 25 ft Sun–part shade High Zone 1a
water horsetail Equisetum fluviatile Fern 3 ft Sun High Zone 4a
wax currant Ribes cereum Shrub 3 ft Sun Low Zone 5a
western columbine Aquilegia formosa Wildflower (forb) 3 ft Shade-tolerant Medium Zone 5a
western goldentop Euthamia occidentalis Wildflower (forb) 6 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 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 wheatgrass Pascopyrum smithii Grass or grass-like 2 ft Sun Medium Zone 3a
western white clematis Clematis ligusticifolia Vine 1 ft Sun–part shade Medium Zone 3b
white sagebrush Artemisia ludoviciana Wildflower (forb) 3 ft Sun Low Zone 4a
winterfat Krascheninnikovia lanata Shrub 2 ft Sun Low Zone 2a
Woods' rose Rosa woodsii Shrub 3 ft Sun–part shade Medium 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 rabbitbrush Chrysothamnus viscidiflorus Shrub 3 ft Sun Low Zone 5a
yellow spiderflower Cleome lutea Wildflower (forb) 2.7 ft Sun Low Zone 12a
yellow wildrye Leymus flavescens Grass or grass-like 3 ft Sun Medium Zone 5b

Other native species recorded here 98

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 bird's-foot trefoil Lotus unifoliolatus
  • American bugseed Corispermum americanum
  • American sloughgrass Beckmannia syzigachne
  • awned halfchaff sedge Lipocarpha aristulata
  • bastard toadflax Comandra umbellata
  • bearded flatsedge Cyperus squarrosus
  • Bebb willow Salix bebbiana
  • bigbract verbena Verbena bracteata
  • bigleaf lupine Lupinus polyphyllus
  • bitter fleabane Erigeron acris
  • bog yellowcress Rorippa palustris
  • brittle bladderfern Cystopteris fragilis
  • brittle pricklypear Opuntia fragilis
  • brook cinquefoil Potentilla rivalis
  • Carolina draba Draba reptans
  • chairmaker's bulrush Schoenoplectus americanus
  • coast tarweed Madia sativa
  • common bladderwort Utricularia macrorhiza
  • cottonbatting plant Pseudognaphalium stramineum
  • curlytop knotweed Polygonum lapathifolium
  • cutleaf nightshade Solanum triflorum
  • desert goosefoot Chenopodium pratericola
  • Douglas' knotweed Polygonum douglasii
  • elliptic spikerush Eleocharis elliptica
  • entireleaved thelypody Thelypodium integrifolium
  • fineleaf hymenopappus Hymenopappus filifolius
  • flatspine stickseed Lappula occidentalis
  • foxtail barley Hordeum jubatum
  • fringed willowherb Epilobium ciliatum
  • grand redstem Ammannia robusta
  • hairy evening primrose Oenothera villosa
  • hairy waterclover Marsilea vestita
  • hoary tansyaster Machaeranthera canescens
  • hookedspur violet Viola adunca
  • horned pondweed Zannichellia palustris
  • Illinois pondweed Potamogeton illinoensis
  • lanceleaf figwort Scrophularia lanceolata
  • lemon scurfpea Psoralidium lanceolatum
  • lesser wirelettuce Stephanomeria minor
  • lowland rotala Rotala ramosior
  • Macoun's barley ×Elyhordeum macounii
  • manyflowered monkeyflower Mimulus floribundus
  • mapleleaf goosefoot Chenopodium simplex
  • marsh skullcap Scutellaria galericulata
  • mat sandbur Cenchrus longispinus
  • meadow deathcamas Zigadenus venenosus
  • meadow zizia Zizia aptera
  • Menzies' campion Silene menziesii
  • Menzies' fiddleneck Amsinckia menziesii
  • Modoc yellowcress Rorippa tenerrima
  • mountain tansymustard Descurainia incana
  • muskflower Mimulus moschatus
  • narrowleaf goosefoot Chenopodium leptophyllum
  • neckweed Veronica peregrina
  • nodding onion Allium cernuum
  • northern bog violet Viola nephrophylla
  • northern water plantain Alisma triviale
  • Oregon cliff fern Woodsia oregana
  • pale spikerush Eleocharis macrostachya
  • Pennsylvania pellitory Parietaria pensylvanica
  • povertyweed Iva axillaris
  • Pursh seepweed Suaeda calceoliformis
  • ribseed sandmat Chamaesyce glyptosperma
  • Rocky Mountain rush Juncus saximontanus
  • Rocky Mountain woodsia Woodsia scopulina
  • rosy pussytoes Antennaria rosea
  • roughfruit fairybells Prosartes trachycarpa
  • rusty lupine Lupinus pusillus
  • salt sandspurry Spergularia salina
  • Schweinitz's flatsedge Cyperus schweinitzii
  • Scouler's popcornflower Plagiobothrys scouleri
  • shaggy fleabane Erigeron pumilus
  • shortspike watermilfoil Myriophyllum sibiricum
  • sixweeks fescue Vulpia octoflora
  • sleepy silene Silene antirrhina
  • slender phlox Microsteris gracilis
  • small pondweed Potamogeton pusillus
  • smooth cliffbrake Pellaea glabella
  • smooth goosefoot Chenopodium subglabrum
  • spiral ditchgrass Ruppia cirrhosa
  • starry false lily of the valley Maianthemum stellatum
  • stream orchid Epipactis gigantea
  • swamp verbena Verbena hastata
  • tall annual willowherb Epilobium brachycarpum
  • tarragon Artemisia dracunculus
  • threadleaf crowfoot Ranunculus trichophyllus
  • tiny trumpet Collomia linearis
  • tobacco root Valeriana edulis
  • turion duckweed Lemna turionifera
  • veiny dock Rumex venosus
  • wavyleaf thistle Cirsium undulatum
  • western marsh cudweed Gnaphalium palustre
  • western poison ivy Toxicodendron rydbergii
  • western tansymustard Descurainia pinnata
  • white heath aster Symphyotrichum ericoides
  • whitestem blazingstar Mentzelia albicaulis
  • witchgrass Panicum capillare
  • woolly sedge Carex pellita
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, Grant County and Washington
MeasureGrant CountyTypical countyStatewide
Native species 293 300 1,015
Garden-ready natives 195 219 621
Tree 16 — 74
Shrub 23 — 99
Wildflower (forb) 183 — 547
Grass or grass-like 61 — 234
Vine 2 — 16
Fern 8 — 45

Neighboring counties

Counties that share a ZIP code with Grant 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
Grant County (county FIPS 53025), Washington. 293 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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