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Native plants · Colorado

Native plants of Park County

347 plant species are recorded as native to Colorado in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Park County by USDA PLANTS. 214 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 3 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Park County, Colorado

Native species
347 Typical Colorado county: 237 (median of 63 counties)
Garden-ready natives
214 Typical Colorado county: 148
Share by type (all 347 native species)
Percent of the 347 native species in each growth type
Tree 4% (15)
Shrub 9% (30)
Wildflower (forb) 55% (191)
Grass or grass-like 29% (100)
Vine <1% (2)
Fern 3% (9)

Wildflowers make up the largest share of the native list (55%), followed by grasses and grass-like plants (29%).

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 4a to 5b (2023 map).

The native plant list

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

Garden-ready natives 214

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

Garden-ready native plants of Park County, Colorado
PlantType HeightLight Water useHardy to
alderleaf mountain mahogany Cercocarpus montanus Tree 15 ft Sun–part shade Low Zone 3a
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
alkali sacaton Sporobolus airoides Grass or grass-like 3 ft Sun Low Zone 3b
alpine bistort Polygonum viviparum Wildflower (forb) 1 ft Sun High Zone 3b
alpine leafybract aster Symphyotrichum foliaceum Wildflower (forb) 2 ft Sun Medium Zone 3b
Alpine Meadow-Foxtail Alopecurus magellanicus Grass or grass-like 6 in Sun–part shade High Zone 4a
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 alpine speedwell Veronica wormskjoldii Wildflower (forb) 1 ft Sun–part shade High Zone 4b
American bistort Polygonum bistortoides Wildflower (forb) 1.5 ft Sun 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
arctic bluegrass Poa arctica Grass or grass-like 2 ft Sun — Zone 1a
arctic pearlwort Sagina saginoides Wildflower (forb) 4 in Sun–part shade High Zone 4a
arctic raspberry Rubus arcticus Wildflower (forb) 1 ft Sun — Zone 1a
arctic sweet coltsfoot Petasites frigidus Wildflower (forb) 10 in Sun–part shade High Zone 3b
Arizona fescue Festuca arizonica Grass or grass-like 2 ft Sun Low Zone 5a
arrowleaf ragwort Senecio triangularis Wildflower (forb) 4 ft Sun–part shade High Zone 4a
balsam poplar Populus balsamifera Tree 80 ft Sun High Zone 1a
Bebb's sedge Carex bebbii Grass or grass-like 3 ft Shade-tolerant High Zone 3b
Bigelow's tansyaster Machaeranthera bigelovii Wildflower (forb) 4 ft Sun Low Zone 10b
blackeyed Susan Rudbeckia hirta Wildflower (forb) 1 ft Sun Medium Zone 5a
blue grama Bouteloua gracilis Grass or grass-like 1 ft Sun Medium Zone 3a
blue spruce Picea pungens Tree 100 ft Sun–part shade Medium Zone 3b
bluejoint Calamagrostis canadensis Grass or grass-like 4.9 ft Sun Medium Zone 4a
bluntseed sweetroot Osmorhiza depauperata Wildflower (forb) 2 ft Shade-tolerant Medium Zone 4a
bog willowherb Epilobium leptophyllum Wildflower (forb) 3.6 ft Sun–part shade High Zone 4a
Booth's willow Salix boothii Shrub 24 ft Shade-tolerant High Zone 8b
boreal sagebrush Artemisia arctica Shrub 1.5 ft — — Zone 1a
bristlecone pine Pinus aristata Tree 40 ft Sun Low Zone 4a
bristlystalked sedge Carex leptalea Grass or grass-like 1.5 ft Shade-tolerant High Zone 4a
broadbeard beardtongue Penstemon angustifolius Wildflower (forb) 3 ft Sun Low Zone 4b
broom snakeweed Gutierrezia sarothrae Shrub 1.5 ft Sun Medium Zone 3b
bunchberry dogwood Cornus canadensis Shrub 6 in Shade-tolerant High Zone 4b
Canada goldenrod Solidago canadensis Wildflower (forb) 3.5 ft Sun Medium Zone 3a
Chamisso arnica Arnica chamissonis Wildflower (forb) 2.5 ft Sun–part shade High Zone 4a
chestnut rush Juncus castaneus Grass or grass-like 1.5 ft Sun Medium Zone 3b
clustered field sedge Carex praegracilis Grass or grass-like 2 ft Sun–part shade Medium Zone 3b
Colorado blue columbine Aquilegia coerulea Wildflower (forb) 2 ft Shade-tolerant Medium Zone 4b
Colorado rush Juncus confusus Grass or grass-like 1.5 ft Sun–part shade High 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 cowparsnip Heracleum maximum Wildflower (forb) 8 ft 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 spikerush Eleocharis palustris Grass or grass-like 1.3 ft Sun High Zone 3b
creeping barberry Mahonia repens Shrub 2 ft Shade-tolerant Medium Zone 5a
cursed buttercup Ranunculus sceleratus Wildflower (forb) 2 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
diamondleaf willow Salix planifolia Tree 8 ft Sun Medium Zone 3b
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
Drummond's rockcress Arabis drummondii Wildflower (forb) 2 ft Sun–part shade Medium Zone 3b
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
elephanthead lousewort Pedicularis groenlandica Wildflower (forb) 2.5 ft Sun–part shade High Zone 4a
Eschscholtz's buttercup Ranunculus eschscholtzii Wildflower (forb) 1 ft Sun Medium Zone 4a
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
fineleaf pondweed Stuckenia filiformis Wildflower (forb) — Sun High Zone 3b
fireweed Chamerion angustifolium Wildflower (forb) 5.5 ft Sun–part shade High Zone 3b
fivepetal cliffbush Jamesia americana Shrub 6 ft Sun Medium Zone 5a
flat-top pussytoes Antennaria corymbosa Wildflower (forb) 1 ft Shade-tolerant High Zone 5b
foothill arnica Arnica fulgens Wildflower (forb) 2 ft Shade-tolerant Medium 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
Geyer's sedge Carex geyeri Grass or grass-like 1.5 ft Sun–part shade Low Zone 4b
glaucous bluegrass Poa glauca Grass or grass-like 2 ft Sun — Zone 3a
golden sedge Carex aurea Grass or grass-like 1.2 ft Sun–part shade High Zone 4a
gooseberry currant Ribes montigenum Shrub 1 ft Sun–part shade Medium Zone 7a
greater creeping spearwort Ranunculus flammula Wildflower (forb) 1.5 ft Shade-tolerant High Zone 4a
grouse whortleberry Vaccinium scoparium Shrub 2 ft Shade-tolerant Medium Zone 6a
hair-like sedge Carex capillaris Grass or grass-like 1.7 ft Shade-tolerant Medium Zone 3a
hairy arnica Arnica mollis Wildflower (forb) 2 ft Sun–part shade High Zone 4a
hairy false goldenaster Heterotheca villosa Wildflower (forb) 3 ft Sun Low Zone 4a
heartleaf arnica Arnica cordifolia Wildflower (forb) 1.5 ft Shade-tolerant High Zone 4b
heartleaf bittercress Cardamine cordifolia Wildflower (forb) 1.5 ft Shade-tolerant High Zone 4b
high northern buttercup Ranunculus hyperboreus Wildflower (forb) 1 ft Sun — Zone 1a
hooded lady's tresses Spiranthes romanzoffiana Wildflower (forb) 2.5 ft Sun–part shade 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
inland sedge Carex interior Grass or grass-like 1.5 ft Sun–part shade High Zone 3b
kinnikinnick Arctostaphylos uva-ursi Shrub 6 in Sun–part shade Low Zone 4a
lambstongue ragwort Senecio integerrimus Wildflower (forb) 1.1 ft Sun–part shade Medium Zone 3b
largeleaf avens Geum macrophyllum Wildflower (forb) 2 ft Shade-tolerant Medium Zone 4a
lesser bladderwort Utricularia minor Wildflower (forb) 2 in Sun High Zone 3a
Letterman's needlegrass Achnatherum lettermanii Grass or grass-like 2 ft Sun Low Zone 4b
Lewis flax Linum lewisii Wildflower (forb) 2.5 ft Sun Medium Zone 3b
limber pine Pinus flexilis Tree 66 ft Sun Low Zone 3a
little green sedge Carex viridula Grass or grass-like 1.5 ft Sun High Zone 3b
littleleaf pussytoes Antennaria microphylla Wildflower (forb) 1 ft Sun Low Zone 3b
littleseed ricegrass Piptatheropsis micrantha Grass or grass-like 2.5 ft Sun Low Zone 3b
livid sedge Carex livida Grass or grass-like 1 ft Sun — Zone 1a
lodgepole pine Pinus contorta Tree 99 ft Sun Medium Zone 1a
longbeak buttercup Ranunculus longirostris Wildflower (forb) 1 ft Shade-tolerant High Zone 4b
longleaf starwort Stellaria longifolia Wildflower (forb) 1.5 ft Shade-tolerant High Zone 3b
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
marsh bluegrass Poa leptocoma Grass or grass-like 2 ft Shade-tolerant High Zone 4b
marsh grass of Parnassus Parnassia palustris Wildflower (forb) 2.2 ft Sun High Zone 3b
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
Mertens' rush Juncus mertensianus Grass or grass-like 11 in Sun–part shade High Zone 4a
mountain muhly Muhlenbergia montana Grass or grass-like 1.5 ft Sun Medium Zone 3b
mountain sedge Carex scopulorum Grass or grass-like 1.3 ft Sun–part shade High Zone 3b
mud sedge Carex limosa Grass or grass-like 1.8 ft Sun Medium Zone 4a
muttongrass Poa fendleriana Grass or grass-like 2 ft Sun Low Zone 3b
needle and thread Hesperostipa comata Grass or grass-like 3 ft Sun Low Zone 3b
northern bedstraw Galium boreale Wildflower (forb) 3 ft Sun–part shade Medium Zone 4a
northern singlespike sedge Carex scirpoidea Grass or grass-like 1.5 ft Shade-tolerant Medium Zone 3b
Northwest Territory sedge Carex utriculata Grass or grass-like 3.5 ft Sun High Zone 3a
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
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
pale agoseris Agoseris glauca Shrub 1 ft Sun Medium Zone 4a
park willow Salix monticola Tree 12 ft Sun Low Zone 3b
Parry's rush Juncus parryi Grass or grass-like 1 ft Sun–part shade Low Zone 4a
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
pine dropseed Blepharoneuron tricholepis Grass or grass-like 3 ft Sun–part shade Low Zone 5a
Platte River cinquefoil Potentilla plattensis Wildflower (forb) 6 in Sun–part shade Medium Zone 3b
prairie Junegrass Koeleria macrantha Grass or grass-like 1.5 ft Shade-tolerant High Zone 3b
prairie sagewort Artemisia frigida Shrub 2 ft Sun–part shade Low Zone 3a
prairie sandreed Calamovilfa longifolia Grass or grass-like 4.5 ft Sun Medium Zone 3b
prickly rose Rosa acicularis Shrub 4 ft Shade-tolerant High Zone 3b
purple avens Geum rivale Wildflower (forb) 3 ft Sun High Zone 4a
purple locoweed Oxytropis lambertii Wildflower (forb) 1.4 ft Sun Low Zone 3b
purple milkvetch Astragalus agrestis Wildflower (forb) 1 ft Sun Low Zone 4a
quaking aspen Populus tremuloides Tree 65 ft Sun High Zone 1a
red elderberry Sambucus racemosa Tree 18 ft Sun–part shade High Zone 4a
red swampfire Salicornia rubra Wildflower (forb) 1 ft Sun Medium Zone 12b
Richardson's geranium Geranium richardsonii Wildflower (forb) 3 ft Sun–part shade High Zone 3b
Rocky Mountain beeplant Cleome serrulata Wildflower (forb) 3 ft Sun–part shade Medium Zone 12b
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
Rocky Mountain maple Acer glabrum Tree 30 ft Sun–part shade Low Zone 3a
Ross' avens Geum rossii Wildflower (forb) 5 in Sun–part shade Low Zone 10a
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
russet buffaloberry Shepherdia canadensis Shrub 6 ft Sun–part shade Medium Zone 1a
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
sageleaf willow Salix candida Shrub 6 ft Sun–part shade High Zone 4a
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
scarlet gilia Ipomopsis aggregata Wildflower (forb) 3 ft Sun Low Zone 5b
scarlet globemallow Sphaeralcea coccinea Wildflower (forb) 1.5 ft Sun Low Zone 5a
Scouler's willow Salix scouleriana Tree 50 ft Sun–part shade High Zone 6a
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
shortawn foxtail Alopecurus aequalis Grass or grass-like 2.5 ft Sun–part shade High Zone 3b
shortfruit willow Salix brachycarpa Shrub 3.6 ft — — Zone 5a
showy locoweed Oxytropis splendens Wildflower (forb) 1 ft Sun Medium Zone 4a
shrubby cinquefoil Dasiphora fruticosa Shrub 2.5 ft Sun–part shade Low Zone 4b
Sierra rush Juncus nevadensis Grass or grass-like 2 ft Sun–part shade High Zone 4a
silverberry Elaeagnus commutata Shrub 12 ft Sun Low Zone 3b
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
silvery primrose Primula incana Wildflower (forb) 1.2 ft Sun–part shade High Zone 4a
silvery sedge Carex canescens Grass or grass-like 2 ft Sun–part shade High Zone 4a
slender cinquefoil Potentilla gracilis Wildflower (forb) 2.4 ft Sun Low Zone 3a
slender cottongrass Eriophorum gracile Grass or grass-like 1.7 ft Sun High Zone 3a
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 white violet Viola macloskeyi Wildflower (forb) 6 in Shade-tolerant High Zone 4b
smallflowered woodrush Luzula parviflora Grass or grass-like 2 ft Shade-tolerant High Zone 4a
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
softleaf sedge Carex disperma Grass or grass-like 2 ft Sun–part shade High 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
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
subalpine fir Abies lasiocarpa Tree 90 ft Shade-tolerant Medium Zone 2a
sulphur-flower buckwheat Eriogonum umbellatum Shrub 1 ft Sun Low Zone 8a
tall cottongrass Eriophorum angustifolium Grass or grass-like 2 ft Sun High Zone 3a
tall fringed bluebells Mertensia ciliata Wildflower (forb) 2 ft Sun–part shade High Zone 5a
thickspike wheatgrass Elymus lanceolatus Grass or grass-like 2.3 ft Sun Low Zone 3b
threepetal bedstraw Galium trifidum Vine 10 in Sun–part shade High Zone 3b
threetooth ragwort Packera tridenticulata Wildflower (forb) 3 ft Sun Medium Zone 5a
thrift seapink Armeria maritima Wildflower (forb) 11 in Sun Medium Zone 4b
Thurber's fescue Festuca thurberi Grass or grass-like 2 ft Sun Low Zone 4a
timber oatgrass Danthonia intermedia Grass or grass-like 1.5 ft Sun–part shade Low Zone 4a
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
umbrella starwort Stellaria umbellata Wildflower (forb) 1 ft Shade-tolerant High Zone 4b
vernal water-starwort Callitriche palustris Wildflower (forb) 10 in Sun Medium Zone 4a
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
wax currant Ribes cereum Shrub 3 ft Sun Low Zone 5a
western polemonium Polemonium occidentale Wildflower (forb) 3 ft Shade-tolerant High Zone 3a
western wheatgrass Pascopyrum smithii Grass or grass-like 2 ft Sun Medium Zone 3a
Whipple's penstemon Penstemon whippleanus Wildflower (forb) 3 ft Sun–part shade Medium 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
whitestem gooseberry Ribes inerme Shrub 8 ft Shade-tolerant Medium Zone 4b
whitestem pondweed Potamogeton praelongus Wildflower (forb) — Sun High 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 locoweed Astragalus mollissimus Wildflower (forb) 2 ft Sun Low Zone 4b
yellow evening primrose Oenothera flava Wildflower (forb) 2.5 ft Sun–part shade Medium Zone 4a
yellow owl's-clover Orthocarpus luteus Wildflower (forb) 1.5 ft Sun Low Zone 12b
yellow rabbitbrush Chrysothamnus viscidiflorus Shrub 3 ft Sun Low Zone 5a

Other native species recorded here 133

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 bluegrass Poa alpina
  • alpine fescue Festuca brachyphylla
  • alpine lewisia Lewisia pygmaea
  • alpine milkvetch Astragalus alpinus
  • American dragonhead Dracocephalum parviflorum
  • American mannagrass Glyceria grandis
  • American sloughgrass Beckmannia syzigachne
  • autumn dwarf gentian Gentianella amarella
  • autumn willow Salix serissima
  • ballhead ipomopsis Ipomopsis congesta
  • balsam groundsel Packera paupercula
  • beautiful cinquefoil Potentilla pulcherrima
  • beautiful sandwort Minuartia rubella
  • bitter fleabane Erigeron acris
  • bluntleaf sandwort Moehringia lateriflora
  • bluntleaf yellowcress Rorippa curvipes
  • bluntleaved orchid Platanthera obtusata
  • brittle bladderfern Cystopteris fragilis
  • brownish sedge Carex brunnescens
  • Buxbaum's sedge Carex buxbaumii
  • Canadian anemone Anemone canadensis
  • Carruth's sagewort Artemisia carruthii
  • clustered broomrape Orobanche fasciculata
  • common bladderwort Utricularia macrorhiza
  • desert goosefoot Chenopodium pratericola
  • Douglas' knotweed Polygonum douglasii
  • Drummond's campion Silene drummondii
  • dryspike sedge Carex siccata
  • elkweed Frasera speciosa
  • falsegold groundsel Packera pseudaurea
  • fewflower spikerush Eleocharis quinqueflora
  • flatspine stickseed Lappula occidentalis
  • fleshy starwort Stellaria crassifolia
  • foxtail barley Hordeum jubatum
  • Fremont's goosefoot Chenopodium fremontii
  • fringed willowherb Epilobium ciliatum
  • giant red Indian paintbrush Castilleja miniata
  • Gmelin's buttercup Ranunculus gmelinii
  • greenflowered wintergreen Pyrola chlorantha
  • groundplum milkvetch Astragalus crassicarpus
  • hairy hedgenettle Stachys pilosa
  • hoary tansyaster Machaeranthera canescens
  • hookedspur violet Viola adunca
  • Hornemann's willowherb Epilobium hornemannii
  • Laxmann's milkvetch Astragalus laxmannii
  • leathery knotweed Polygonum achoreum
  • lesser spikemoss Selaginella densa
  • lesser yellow lady's slipper Cypripedium parviflorum
  • liverleaf wintergreen Pyrola asarifolia
  • long-stolon sedge Carex inops
  • longstyle sweetroot Osmorhiza longistylis
  • manybranched pepperweed Lepidium ramosissimum
  • manyflower stickseed Hackelia floribunda
  • meadow horsetail Equisetum pratense
  • meadow sedge Carex praticola
  • meadow zizia Zizia aptera
  • mealy goosefoot Chenopodium incanum
  • Menzies' campion Silene menziesii
  • milkflower willowherb Epilobium lactiflorum
  • Mingan moonwort Botrychium minganense
  • moss campion Silene acaulis
  • mountain deathcamas Zigadenus elegans
  • mountain tansymustard Descurainia incana
  • narrowleaf bur-reed Sparganium angustifolium
  • narrowleaf four o'clock Mirabilis linearis
  • narrowleaf stoneseed Lithospermum incisum
  • needleleaf sedge Carex duriuscula
  • nodding buckwheat Eriogonum cernuum
  • nodding onion Allium cernuum
  • northern bentgrass Agrostis mertensii
  • northern bog aster Symphyotrichum boreale
  • northern bog sedge Carex gynocrates
  • northern bog violet Viola nephrophylla
  • northern green rush Juncus alpinoarticulatus
  • northern sweetgrass Hierochloe hirta
  • Norway sedge Carex norvegica
  • Norwegian cinquefoil Potentilla norvegica
  • Oregon cliff fern Woodsia oregana
  • pale false mannagrass Torreyochloa pallida
  • Pennsylvania cinquefoil Potentilla pensylvanica
  • Pennsylvania pellitory Parietaria pensylvanica
  • pimpernel willowherb Epilobium anagallidifolium
  • pinyon goosefoot Chenopodium atrovirens
  • plains bluegrass Poa arida
  • pleated gentian Gentiana affinis
  • Porter brome Bromus porteri
  • prairie goldenrod Oligoneuron album
  • pullup muhly Muhlenbergia filiformis
  • purple reedgrass Calamagrostis purpurascens
  • Pursh seepweed Suaeda calceoliformis
  • pygmyflower rockjasmine Androsace septentrionalis
  • red baneberry Actaea rubra
  • redwool plantain Plantago eriopoda
  • Rocky Mountain fescue Festuca saximontana
  • Rocky Mountain rush Juncus saximontanus
  • rosy pussytoes Antennaria rosea
  • sanddune cryptantha Cryptantha fendleri
  • scarlet beeblossom Oenothera suffrutescens
  • scrambled eggs Corydalis aurea
  • seaside arrowgrass Triglochin maritima
  • shortray fleabane Erigeron lonchophyllus
  • sidebells wintergreen Orthilia secunda
  • silverscale saltbush Atriplex argentea
  • single delight Moneses uniflora
  • small pondweed Potamogeton pusillus
  • small-leaf pussytoes Antennaria parvifolia
  • snowline wintergreen Pyrola minor
  • spearleaf stonecrop Sedum lanceolatum
  • spiny milkvetch Astragalus kentrophyta
  • starry false lily of the valley Maianthemum stellatum
  • stemless four-nerve daisy Tetraneuris acaulis
  • strict blue-eyed grass Sisyrinchium montanum
  • summer coralroot Corallorhiza maculata
  • tarragon Artemisia dracunculus
  • tasselflower brickellbush Brickellia grandiflora
  • tiny trumpet Collomia linearis
  • tobacco root Valeriana edulis
  • trailing fleabane Erigeron flagellaris
  • twinflower Linnaea borealis
  • variegated scouringrush Equisetum variegatum
  • Virginia pepperweed Lepidium virginicum
  • Virginia strawberry Fragaria virginiana
  • water minerslettuce Montia chamissoi
  • water mudwort Limosella aquatica
  • water whorlgrass Catabrosa aquatica
  • western oakfern Gymnocarpium dryopteris
  • western tansymustard Descurainia pinnata
  • white violet Viola renifolia
  • wood bluegrass Poa nemoralis
  • woodland draba Draba nemorosa
  • woodland strawberry Fragaria vesca
  • woolly cinquefoil Potentilla hippiana
  • woolly sedge Carex pellita
Also listed as native and introduced here 3

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.

  • biennial wormwoodArtemisia biennis
  • claspleaf twistedstalkStreptopus amplexifolius
  • Kentucky bluegrassPoa pratensis

Compared with Colorado

The typical county is the median of the 63 Colorado 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, Park County and Colorado
MeasurePark CountyTypical countyStatewide
Native species 347 237 1,119
Garden-ready natives 214 148 585
Tree 15 — 66
Shrub 30 — 92
Wildflower (forb) 191 — 626
Grass or grass-like 100 — 278
Vine 2 — 20
Fern 9 — 37

Neighboring counties

Counties that share a ZIP code with Park 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
Park County (county FIPS 08093), Colorado. 347 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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