Native plants · Oregon

Native plants of Crook County

437 plant species are recorded as native to Oregon in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Crook County by USDA PLANTS. 317 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 4 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Crook County, Oregon

Native species: 437 Typical Oregon county: 432 (median of 36 counties)
Garden-ready natives: 317 Typical Oregon county: 311
Share by type (all 437 native species): Percent of the 437 native species in each growth type

Tree 7% (29)
Shrub 10% (44)
Wildflower (forb) 59% (259)
Grass or grass-like 21% (92)
Vine <1% (4)
Fern 2% (9)

Wildflowers make up the largest share of the native list (59%), 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 6a to 6b (2023 map).

The native plant list

Garden-ready natives 317

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

Garden-ready native plants of Crook County, Oregon
Plant	Type	Height	Light	Water use	Hardy to
Alaska oniongrass Melica subulata	Grass or grass-like	3.3 ft	Shade-tolerant	Medium	Zone 4a
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
alpine laurel Kalmia microphylla	Shrub	1 ft	Shade-tolerant	Medium	Zone 4b
alpine leafybract aster Symphyotrichum foliaceum	Wildflower (forb)	2 ft	Sun	Medium	Zone 3b
alpine mountainsorrel Oxyria digyna	Wildflower (forb)	1 ft	Sun–part shade	Medium	Zone 3a
alpine timothy Phleum alpinum	Grass or grass-like	1.4 ft	Sun–part shade	Medium	Zone 3a
American bistort Polygonum bistortoides	Wildflower (forb)	1.5 ft	Sun	High	Zone 3b
American licorice Glycyrrhiza lepidota	Wildflower (forb)	4 ft	Sun–part shade	High	Zone 3b
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
analogue sedge Carex simulata	Grass or grass-like	1.5 ft	Sun–part shade	High	Zone 3b
Anderson's larkspur Delphinium andersonii	Wildflower (forb)	2 ft	Shade-tolerant	Low	Zone 5b
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
arctic pearlwort Sagina saginoides	Wildflower (forb)	4 in	Sun–part shade	High	Zone 4a
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
ballhead waterleaf Hydrophyllum capitatum	Wildflower (forb)	1 ft	Shade-tolerant	High	Zone 4b
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
beardless wildrye Leymus triticoides	Grass or grass-like	3 ft	Sun	High	Zone 3a
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
Blue Mountain buckwheat Eriogonum strictum	Wildflower (forb)	2.2 ft	Sun	Low	Zone 5a
blue wildrye Elymus glaucus	Grass or grass-like	3.3 ft	Shade-tolerant	Low	Zone 3b
bluebunch wheatgrass Pseudoroegneria spicata	Grass or grass-like	3 ft	Sun	Low	Zone 3b
bluntseed sweetroot Osmorhiza depauperata	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 4a
bog blueberry Vaccinium uliginosum	Shrub	2 ft	Sun–part shade	Medium	Zone 3b
Booth's willow Salix boothii	Shrub	24 ft	Shade-tolerant	High	Zone 8b
Brewer's bittercress Cardamine breweri	Wildflower (forb)	1.8 ft	Shade-tolerant	Medium	Zone 5b
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
broom snakeweed Gutierrezia sarothrae	Shrub	1.5 ft	Sun	Medium	Zone 3b
Brown's peony Paeonia brownii	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 5a
bush penstemon Penstemon fruticosus	Shrub	2 ft	Sun	Medium	Zone 6a
bushy bird's beak Cordylanthus ramosus	Wildflower (forb)	1 ft	Sun–part shade	Medium	Zone 12b
California brome Bromus carinatus	Grass or grass-like	4 ft	Sun	Low	Zone 9a
California damsonium Damasonium californicum	Wildflower (forb)	1.5 ft	Sun	High	Zone 5a
California false hellebore Veratrum californicum	Wildflower (forb)	6 ft	Shade-tolerant	High	Zone 3b
California oatgrass Danthonia californica	Grass or grass-like	2 ft	Sun	Medium	Zone 9a
Canadian horseweed Conyza canadensis	Wildflower (forb)	5 ft	Sun	Medium	Zone 12b
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
Chamisso arnica Arnica chamissonis	Wildflower (forb)	2.5 ft	Sun–part shade	High	Zone 4a
chamisso sedge Carex pachystachya	Grass or grass-like	3.5 ft	Shade-tolerant	Medium	Zone 3b
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
common beargrass Xerophyllum tenax	Wildflower (forb)	5 ft	Sun–part shade	Low	Zone 8a
common cowparsnip Heracleum maximum	Wildflower (forb)	8 ft	Sun	High	Zone 3b
common duckweed Lemna minor	Wildflower (forb)	—	Sun	High	Zone 3b
common juniper Juniperus communis	Tree	10 ft	Sun	Low	Zone 3a
common mare's-tail Hippuris vulgaris	Wildflower (forb)	2.8 ft	Sun	High	Zone 3b
common reed Phragmites australis	Shrub	13 ft	Sun	Medium	Zone 3b
common rush Juncus effusus	Grass or grass-like	6.6 ft	Sun	Medium	Zone 3b
common selfheal Prunella vulgaris	Wildflower (forb)	1.5 ft	Sun–part shade	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
cous biscuitroot Lomatium cous	Wildflower (forb)	10 in	Sun	Low	Zone 4b
cows clover Trifolium wormskioldii	Wildflower (forb)	3.5 ft	Sun–part shade	Medium	Zone 4b
creeping barberry Mahonia repens	Shrub	2 ft	Shade-tolerant	Medium	Zone 5a
curl-leaf mountain mahogany Cercocarpus ledifolius	Tree	20 ft	Sun–part shade	Low	Zone 2b
cursed buttercup Ranunculus sceleratus	Wildflower (forb)	2 ft	Shade-tolerant	High	Zone 12b
curvepod milkvetch Astragalus curvicarpus	Wildflower (forb)	5 in	Sun	Low	Zone 5a
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-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' 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
dwarf purple monkeyflower Mimulus nanus	Wildflower (forb)	6 in	Sun	Low	Zone 10b
dwarf rose Rosa gymnocarpa	Shrub	3 ft	Shade-tolerant	Medium	Zone 5b
Eaton's fleabane Erigeron eatonii	Wildflower (forb)	10 in	Sun	Low	Zone 5b
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
flat-top pussytoes Antennaria corymbosa	Wildflower (forb)	1 ft	Shade-tolerant	High	Zone 5b
foothill deathcamas Zigadenus paniculatus	Wildflower (forb)	1.6 ft	Sun	Medium	Zone 4a
fourwing saltbush Atriplex canescens	Shrub	4 ft	Sun	Medium	Zone 3a
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
freckled milkvetch Astragalus lentiginosus	Shrub	1.4 ft	Sun	Low	Zone 4b
fringed brome Bromus ciliatus	Grass or grass-like	4 ft	Shade-tolerant	Medium	Zone 7a
fringed grass of Parnassus Parnassia fimbriata	Wildflower (forb)	1.2 ft	Sun–part shade	High	Zone 4b
Gairdner's beardtongue Penstemon gairdneri	Wildflower (forb)	1 ft	Sun	Low	Zone 4b
Gardner's yampah Perideridia gairdneri	Wildflower (forb)	4 ft	Shade-tolerant	High	Zone 5b
Geyer's sedge Carex geyeri	Grass or grass-like	1.5 ft	Sun–part shade	Low	Zone 4b
giant chinquapin Chrysolepis chrysophylla	Tree	100 ft	Shade-tolerant	Medium	Zone 4a
giant mountain aster Canadanthus modestus	Wildflower (forb)	3 ft	Sun	Medium	Zone 3b
glaucus willowherb Epilobium glaberrimum	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 6b
golden currant Ribes aureum	Shrub	10 ft	Sun–part shade	Low	Zone 3b
golden sedge Carex aurea	Grass or grass-like	1.2 ft	Sun–part shade	High	Zone 4a
golden spiderflower Cleome platycarpa	Wildflower (forb)	2 ft	Sun	Medium	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
greasewood Sarcobatus vermiculatus	Shrub	10 ft	Sun	Low	Zone 3b
greater creeping spearwort Ranunculus flammula	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 4a
greenleaf manzanita Arctostaphylos patula	Shrub	6 ft	Sun–part shade	Medium	Zone 4b
grouse whortleberry Vaccinium scoparium	Shrub	2 ft	Shade-tolerant	Medium	Zone 6a
hairy arnica Arnica mollis	Wildflower (forb)	2 ft	Sun–part shade	High	Zone 4a
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
hooded lady's tresses Spiranthes romanzoffiana	Wildflower (forb)	2.5 ft	Sun–part shade	High	Zone 3b
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
incense cedar Calocedrus decurrens	Tree	100 ft	Sun–part shade	Low	Zone 4b
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
inland sedge Carex interior	Grass or grass-like	1.5 ft	Sun–part shade	High	Zone 3b
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
largeleaf avens Geum macrophyllum	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 4a
Lemmon's needlegrass Achnatherum lemmonii	Grass or grass-like	3 ft	Sun	Low	Zone 4b
Lemmon's willow Salix lemmonii	Shrub	14 ft	Sun–part shade	High	Zone 4b
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
little sagebrush Artemisia arbuscula	Shrub	2 ft	Sun	Low	Zone 3a
lodgepole pine Pinus contorta	Tree	99 ft	Sun	Medium	Zone 1a
longleaf phlox Phlox longifolia	Wildflower (forb)	1.2 ft	Sun–part shade	Low	Zone 6a
longstalk clover Trifolium longipes	Wildflower (forb)	6 in	Sun–part shade	Medium	Zone 8a
longstalk starwort Stellaria longipes	Wildflower (forb)	11 in	Sun–part shade	High	Zone 4a
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
Lyall's angelica Angelica arguta	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 5b
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
marsh bluegrass Poa leptocoma	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 4b
marumleaf buckwheat Eriogonum marifolium	Wildflower (forb)	10 in	Sun	Low	Zone 5b
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
miner's lettuce Claytonia perfoliata	Wildflower (forb)	1 ft	Shade-tolerant	Medium	Zone 12b
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
mountain blue penstemon Penstemon laetus	Wildflower (forb)	2.5 ft	Sun	Medium	Zone 8b
mountain brome Bromus marginatus	Grass or grass-like	4 ft	Sun	High	Zone 4b
mule-ears Wyethia amplexicaulis	Wildflower (forb)	2.5 ft	Sun	Medium	Zone 3b
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 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
northwestern Indian paintbrush Castilleja angustifolia	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 4a
Nuttall's alkaligrass Puccinellia nuttalliana	Grass or grass-like	10 in	Sun	Medium	Zone 3b
Nuttall's povertyweed Monolepis nuttalliana	Wildflower (forb)	10 in	Sun	Medium	Zone 12a
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
oneflower helianthella Helianthella uniflora	Wildflower (forb)	2 ft	Sun–part shade	Low	Zone 5a
onespike danthonia Danthonia unispicata	Grass or grass-like	10 in	Sun	Low	Zone 4b
orange agoseris Agoseris aurantiaca	Wildflower (forb)	1 ft	Sun	Medium	Zone 4a
Oregon checkerbloom Sidalcea oregana	Wildflower (forb)	4.5 ft	Shade-tolerant	High	Zone 3b
Oregon geranium Geranium oreganum	Wildflower (forb)	3 ft	Shade-tolerant	High	Zone 8a
Pacific anemone Anemone multifida	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 5a
Pacific aster Symphyotrichum chilense	Wildflower (forb)	3.5 ft	Sun–part shade	Medium	Zone 4b
Pacific lupine Lupinus lepidus	Wildflower (forb)	6 ft	Sun	Low	Zone 5b
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
pearly pussytoes Antennaria anaphaloides	Wildflower (forb)	2.5 ft	Sun–part shade	Medium	Zone 4a
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
pinemat manzanita Arctostaphylos nevadensis	Shrub	2 ft	Shade-tolerant	Low	Zone 6a
pinkfairies Clarkia pulchella	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 12a
ponderosa pine Pinus ponderosa	Tree	223 ft	Sun	Medium	Zone 3b
poverty rush Juncus tenuis	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 3b
prairie Junegrass Koeleria macrantha	Grass or grass-like	1.5 ft	Shade-tolerant	High	Zone 3b
primrose monkeyflower Mimulus primuloides	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 4a
purple milkvetch Astragalus agrestis	Wildflower (forb)	1 ft	Sun	Low	Zone 4a
purple oniongrass Melica spectabilis	Grass or grass-like	2.5 ft	Sun–part shade	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
Raynolds' sedge Carex raynoldsii	Grass or grass-like	2 ft	Shade-tolerant	Medium	Zone 4a
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
Richardson's geranium Geranium richardsonii	Wildflower (forb)	3 ft	Sun–part shade	High	Zone 3b
rock buckwheat Eriogonum sphaerocephalum	Shrub	1 ft	Sun	Low	Zone 5a
Rocky Mountain goldenrod Solidago multiradiata	Wildflower (forb)	1 ft	Sun	—	Zone 1a
Rocky Mountain iris Iris missouriensis	Wildflower (forb)	1 ft	Sun–part shade	High	Zone 4b
rose spirea Spiraea douglasii	Shrub	7 ft	Sun	Low	Zone 5a
Ross' sedge Carex rossii	Grass or grass-like	1 ft	Sun–part shade	Medium	Zone 4a
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
royal penstemon Penstemon speciosus	Wildflower (forb)	2.5 ft	Sun	Low	Zone 4a
rubber rabbitbrush Ericameria nauseosa	Shrub	4 ft	Sun	Medium	Zone 3b
rush pussytoes Antennaria luzuloides	Wildflower (forb)	2 ft	Sun	Medium	Zone 4a
Rydberg's penstemon Penstemon rydbergii	Wildflower (forb)	3 ft	Sun	Low	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
saltgrass Distichlis spicata	Grass or grass-like	1.1 ft	Sun	Medium	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
Scouler's woollyweed Hieracium scouleri	Wildflower (forb)	2 ft	Sun	Medium	Zone 4a
seashore bentgrass Agrostis pallens	Grass or grass-like	2 ft	Sun–part shade	High	Zone 5a
seep monkeyflower Mimulus guttatus	Wildflower (forb)	2.5 ft	Shade-tolerant	High	Zone 3b
serrate balsamroot Balsamorhiza serrata	Wildflower (forb)	1 ft	Sun	Low	Zone 4b
shadscale saltbush Atriplex confertifolia	Shrub	3 ft	Sun	Medium	Zone 3b
shortawn foxtail Alopecurus aequalis	Grass or grass-like	2.5 ft	Sun–part shade	High	Zone 3b
shortspine horsebrush Tetradymia spinosa	Shrub	3.2 ft	Sun	Low	Zone 4b
showy milkweed Asclepias speciosa	Wildflower (forb)	6 ft	Sun	Medium	Zone 4a
shrubby cinquefoil Dasiphora fruticosa	Shrub	2.5 ft	Sun–part shade	Low	Zone 4b
Siberian springbeauty Claytonia sibirica	Wildflower (forb)	1.4 ft	Shade-tolerant	Medium	Zone 3a
Sierra rush Juncus nevadensis	Grass or grass-like	2 ft	Sun–part shade	High	Zone 4a
silver sagebrush Artemisia cana	Shrub	5 ft	Sun	Low	Zone 3a
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 clarkia Clarkia gracilis	Wildflower (forb)	2.5 ft	Sun–part shade	Medium	Zone 12b
slender hairgrass Deschampsia elongata	Grass or grass-like	3 ft	Sun	Low	Zone 3b
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
small enchanter's nightshade Circaea alpina	Wildflower (forb)	11 in	Shade-tolerant	Medium	Zone 3b
smallwing sedge Carex microptera	Grass or grass-like	2 ft	Sun	High	Zone 4a
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
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
spearleaf arnica Arnica longifolia	Wildflower (forb)	2 ft	Shade-tolerant	High	Zone 4a
spike bentgrass Agrostis exarata	Grass or grass-like	3 ft	Sun	Medium	Zone 3b
spineless horsebrush Tetradymia canescens	Shrub	4 ft	Sun	Low	Zone 9a
spiny hopsage Grayia spinosa	Shrub	3 ft	Sun	Low	Zone 4a
spreading phlox Phlox diffusa	Wildflower (forb)	6 in	Shade-tolerant	Low	Zone 6a
spreadingpod rockcress Arabis ×divaricarpa	Wildflower (forb)	3 ft	Shade-tolerant	Low	Zone 4b
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 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 purple geranium Geranium viscosissimum	Wildflower (forb)	3 ft	Shade-tolerant	Low	Zone 6a
streambank wild hollyhock Iliamna rivularis	Wildflower (forb)	6 ft	Sun–part shade	Medium	Zone 4a
subalpine fleabane Erigeron peregrinus	Wildflower (forb)	2 ft	Sun–part shade	High	Zone 3b
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
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
tailcup lupine Lupinus caudatus	Wildflower (forb)	5 ft	Sun	Low	Zone 4b
tall fringed bluebells Mertensia ciliata	Wildflower (forb)	2 ft	Sun–part shade	High	Zone 5a
tall groundsel Senecio hydrophiloides	Wildflower (forb)	10 in	Shade-tolerant	High	Zone 4b
tall trisetum Trisetum canescens	Grass or grass-like	3.5 ft	Sun–part shade	Medium	Zone 4a
tall woolly buckwheat Eriogonum elatum	Wildflower (forb)	3 ft	Sun	Low	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
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
threadleaf sedge Carex filifolia	Grass or grass-like	1.2 ft	Sun	Low	Zone 3b
threepetal bedstraw Galium trifidum	Vine	10 in	Sun–part shade	High	Zone 3b
Thurber's needlegrass Achnatherum thurberianum	Grass or grass-like	2 ft	Sun	Low	Zone 5a
timber oatgrass Danthonia intermedia	Grass or grass-like	1.5 ft	Sun–part shade	Low	Zone 4a
tinker's penny Hypericum anagalloides	Wildflower (forb)	10 in	Sun–part shade	High	Zone 12a
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
Tolmie's onion Allium tolmiei	Wildflower (forb)	1 ft	Sun	Medium	Zone 4a
tufted evening primrose Oenothera caespitosa	Wildflower (forb)	6 in	Sun	Low	Zone 6a
tufted hairgrass Deschampsia cespitosa	Grass or grass-like	3.4 ft	Sun	Low	Zone 3b
twinberry honeysuckle Lonicera involucrata	Shrub	10 ft	Shade-tolerant	High	Zone 3a
vernal water-starwort Callitriche palustris	Wildflower (forb)	10 in	Sun	Medium	Zone 4a
water birch Betula occidentalis	Tree	25 ft	Sun–part shade	High	Zone 1a
water knotweed Polygonum amphibium	Wildflower (forb)	1 in	Sun	High	Zone 5a
water sedge Carex aquatilis	Grass or grass-like	2.9 ft	Sun	High	Zone 3b
wavyleaf Indian paintbrush Castilleja applegatei	Wildflower (forb)	1.5 ft	Sun	Low	Zone 4b
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 fescue Festuca occidentalis	Grass or grass-like	3 ft	Shade-tolerant	Low	Zone 3a
western goldentop Euthamia occidentalis	Wildflower (forb)	6 ft	Sun	Medium	Zone 4b
western juniper Juniperus occidentalis	Tree	33 ft	Sun	Low	Zone 4a
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 polemonium Polemonium occidentale	Wildflower (forb)	3 ft	Shade-tolerant	High	Zone 3a
western stoneseed Lithospermum ruderale	Wildflower (forb)	1.5 ft	Sun	Low	Zone 4b
western sweetroot Osmorhiza occidentalis	Wildflower (forb)	4 ft	Shade-tolerant	Medium	Zone 3b
western swordfern Polystichum munitum	Fern	3.5 ft	Shade-tolerant	High	Zone 4a
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
Wheeler bluegrass Poa nervosa	Grass or grass-like	1.8 ft	Sun	Medium	Zone 5b
white alder Alnus rhombifolia	Tree	65 ft	Shade-tolerant	High	Zone 5a
white hawkweed Hieracium albiflorum	Wildflower (forb)	3 ft	Sun–part shade	Low	Zone 4a
white marsh marigold Caltha leptosepala	Wildflower (forb)	1 ft	Sun	High	Zone 4a
white panicle aster Symphyotrichum lanceolatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 3b
white sagebrush Artemisia ludoviciana	Wildflower (forb)	3 ft	Sun	Low	Zone 4a
whitebark pine Pinus albicaulis	Tree	65 ft	Sun–part shade	Medium	Zone 1b
whitestem gooseberry Ribes inerme	Shrub	8 ft	Shade-tolerant	Medium	Zone 4b
woodrush sedge Carex luzulina	Grass or grass-like	2 ft	Sun	High	Zone 4a
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
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
yellow rabbitbrush Chrysothamnus viscidiflorus	Shrub	3 ft	Sun	Low	Zone 5a

Other native species recorded here 120

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.

alpine lewisia Lewisia pygmaea
alpine pondweed Potamogeton alpinus
American bird's-foot trefoil Lotus unifoliolatus
American pillwort Pilularia americana
American sloughgrass Beckmannia syzigachne
American yellowrocket Barbarea orthoceras
arroyo willow Salix lasiolepis
autumn dwarf gentian Gentianella amarella
bastard toadflax Comandra umbellata
bay forget-me-not Myosotis laxa
beautiful sandwort Minuartia rubella
Bebb willow Salix bebbiana
Bicknell's cranesbill Geranium bicknellii
bigleaf lupine Lupinus polyphyllus
bluntleaf sandwort Moehringia lateriflora
brittle bladderfern Cystopteris fragilis
bushy knotweed Polygonum ramosissimum
chairmaker's bulrush Schoenoplectus americanus
clammy hedgehyssop Gratiola neglecta
clustered broomrape Orobanche fasciculata
coast tarweed Madia sativa
common starlily Leucocrinum montanum
common woodrush Luzula multiflora
curlycup gumweed Grindelia squarrosa
Douglas' knotweed Polygonum douglasii
entireleaved thelypody Thelypodium integrifolium
European bur-reed Sparganium emersum
false mermaidweed Floerkea proserpinacoides
falsegold groundsel Packera pseudaurea
feathery false lily of the valley Maianthemum racemosum
fewflower spikerush Eleocharis quinqueflora
fineleaf hymenopappus Hymenopappus filifolius
flatspine stickseed Lappula occidentalis
foxtail barley Hordeum jubatum
foxtail muhly Muhlenbergia andina
fragrant bedstraw Galium triflorum
Fremont's goosefoot Chenopodium fremontii
fringed willowherb Epilobium ciliatum
giant red Indian paintbrush Castilleja miniata
hairy evening primrose Oenothera villosa
hemlock waterparsnip Sium suave
hoary tansyaster Machaeranthera canescens
hookedspur violet Viola adunca
horned pondweed Zannichellia palustris
Howell's pussytoes Antennaria howellii
largeleaf sandwort Moehringia macrophylla
lesser wirelettuce Stephanomeria minor
little grapefern Botrychium simplex
Macoun's barley ×Elyhordeum macounii
manyflowered monkeyflower Mimulus floribundus
marsh arrowgrass Triglochin palustris
marsh violet Viola palustris
meadow deathcamas Zigadenus venenosus
meadow sedge Carex praticola
Menzies' campion Silene menziesii
Menzies' fiddleneck Amsinckia menziesii
milkflower willowherb Epilobium lactiflorum
Mingan moonwort Botrychium minganense
mountain deathcamas Zigadenus elegans
mountain tarweed Madia glomerata
muskflower Mimulus moschatus
narrowleaf goosefoot Chenopodium leptophyllum
narrowleaf minerslettuce Montia linearis
neckweed Veronica peregrina
needleleaf navarretia Navarretia intertexta
needleleaf sedge Carex duriuscula
nodding buckwheat Eriogonum cernuum
northern bog violet Viola nephrophylla
northern sweetgrass Hierochloe hirta
Norwegian cinquefoil Potentilla norvegica
oneflowered broomrape Orobanche uniflora
Oregon cliff fern Woodsia oregana
pale false mannagrass Torreyochloa pallida
pleated gentian Gentiana affinis
povertyweed Iva axillaris
pullup muhly Muhlenbergia filiformis
purple marshlocks Comarum palustre
purple reedgrass Calamagrostis purpurascens
red baneberry Actaea rubra
resin birch Betula glandulosa
rosy pussytoes Antennaria rosea
roughfruit fairybells Prosartes trachycarpa
rusty lupine Lupinus pusillus
sanddune cryptantha Cryptantha fendleri
scentbottle Platanthera dilatata
Scouler's popcornflower Plagiobothrys scouleri
seaside arrowgrass Triglochin maritima
shaggy fleabane Erigeron pumilus
shortray fleabane Erigeron lonchophyllus
shortseed waterwort Elatine brachysperma
shortspike watermilfoil Myriophyllum sibiricum
sixweeks fescue Vulpia octoflora
skullcap speedwell Veronica scutellata
slender phlox Microsteris gracilis
small pondweed Potamogeton pusillus
spearleaf stonecrop Sedum lanceolatum
spiny phlox Phlox hoodii
spotted fritillary Fritillaria atropurpurea
spotted water hemlock Cicuta maculata
spreading dogbane Apocynum androsaemifolium
spreading fleabane Erigeron divergens
starry false lily of the valley Maianthemum stellatum
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
variegated scouringrush Equisetum variegatum
Virginia strawberry Fragaria virginiana
water minerslettuce Montia chamissoi
wavyleaf thistle Cirsium undulatum
western marsh cudweed Gnaphalium palustre
western tansymustard Descurainia pinnata
western waterweed Elodea nuttallii
whitestem blazingstar Mentzelia albicaulis
witchgrass Panicum capillare
woodland pinedrops Pterospora andromedea
woolly sedge Carex pellita

Also listed as native and introduced here 4

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.

beach strawberryFragaria chiloensis
biennial wormwoodArtemisia biennis
claspleaf twistedstalkStreptopus amplexifolius
Kentucky bluegrassPoa pratensis

Compared with Oregon

The typical county is the median of the 36 Oregon 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, Crook County and Oregon
Measure	Crook County	Typical county	Statewide
Native species	437	432	1,058
Garden-ready natives	317	311	683
Tree	29	—	87
Shrub	44	—	115
Wildflower (forb)	259	—	567
Grass or grass-like	92	—	232
Vine	4	—	18
Fern	9	—	39

Neighboring counties

Counties that share a ZIP code with Crook County.

Deschutes County, OR 346 garden-ready
Harney County, OR 412 garden-ready
Jefferson County, OR 322 garden-ready

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: Crook County (county FIPS 41013), Oregon. 437 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

Independent reference site. No government affiliation or endorsement.