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Native plants · Montana

Native plants of Granite County

124 plant species are recorded as native to Montana in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Granite County by USDA PLANTS. 89 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

Granite County, Montana

Native species
124 Typical Montana county: 161 (median of 56 counties)
Garden-ready natives
89 Typical Montana county: 104
Share by type (all 124 native species)
Percent of the 124 native species in each growth type
Tree 9% (11)
Shrub 18% (22)
Wildflower (forb) 66% (82)
Grass or grass-like 4% (5)
Vine 3% (4)

Wildflowers make up the largest share of the native list (66%), followed by shrubs (18%).

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 5a 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 89

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

Garden-ready native plants of Granite County, Montana
PlantType HeightLight Water useHardy to
Alberta beardtongue Penstemon albertinus Wildflower (forb) 2 ft Sun–part shade Medium Zone 10a
alpine leafybract aster Symphyotrichum foliaceum Wildflower (forb) 2 ft Sun Medium Zone 3b
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 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
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
big sagebrush Artemisia tridentata Tree 4 ft Sun Medium Zone 3a
bigseed biscuitroot Lomatium macrocarpum Wildflower (forb) 6 in Sun Low Zone 4b
blanketflower Gaillardia aristata Wildflower (forb) 2 ft Sun Medium Zone 4a
broadleaf arnica Arnica latifolia Wildflower (forb) 2 ft Sun–part shade High Zone 4a
broom snakeweed Gutierrezia sarothrae Shrub 1.5 ft Sun Medium Zone 3b
bunchberry dogwood Cornus canadensis Shrub 6 in Shade-tolerant High Zone 4b
bush penstemon Penstemon fruticosus Shrub 2 ft Sun Medium Zone 6a
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
creeping barberry Mahonia repens Shrub 2 ft Shade-tolerant Medium Zone 5a
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
Douglas' dustymaiden Chaenactis douglasii Wildflower (forb) 1.6 ft Sun–part shade Low Zone 3b
dwarf bilberry Vaccinium cespitosum Shrub 1 ft Shade-tolerant High Zone 4a
eastern cottonwood Populus deltoides Tree 190 ft Sun High Zone 3a
fireweed Chamerion angustifolium Wildflower (forb) 5.5 ft Sun–part shade High Zone 3b
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
fowl bluegrass Poa palustris Grass or grass-like 4 ft Sun–part shade Medium Zone 3b
fringed grass of Parnassus Parnassia fimbriata Wildflower (forb) 1.2 ft Sun–part shade High Zone 4b
green alder Alnus viridis Tree 10 ft Sun–part shade High Zone 1a
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
high northern buttercup Ranunculus hyperboreus Wildflower (forb) 1 ft Sun — Zone 1a
kinnikinnick Arctostaphylos uva-ursi Shrub 6 in Sun–part shade Low Zone 4a
largeflower hawksbeard Crepis occidentalis Wildflower (forb) 11 in Sun Low Zone 5a
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
mallow ninebark Physocarpus malvaceus Shrub 15 ft Sun Low Zone 4a
Missouri goldenrod Solidago missouriensis Wildflower (forb) 3 ft Sun–part shade Low Zone 3b
narrowleaf willow Salix exigua Tree 10 ft Sun–part shade High Zone 3b
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
northern bedstraw Galium boreale Wildflower (forb) 3 ft Sun–part shade Medium Zone 4a
oceanspray Holodiscus discolor Shrub 12 ft Sun High Zone 8a
orange agoseris Agoseris aurantiaca Wildflower (forb) 1 ft Sun Medium Zone 4a
pale agoseris Agoseris glauca Shrub 1 ft Sun Medium Zone 4a
pipsissewa Chimaphila umbellata Shrub 1.5 ft Shade-tolerant Low Zone 3b
plantainleaf buttercup Ranunculus alismifolius Wildflower (forb) 2 ft Sun–part shade High Zone 4a
prairie sagewort Artemisia frigida Shrub 2 ft Sun–part shade Low Zone 3a
quaking aspen Populus tremuloides Tree 65 ft Sun High Zone 1a
red elderberry Sambucus racemosa Tree 18 ft Sun–part shade High Zone 4a
redosier dogwood Cornus sericea Tree 12 ft Sun High Zone 3b
Rocky Mountain beeplant Cleome serrulata Wildflower (forb) 3 ft Sun–part shade Medium Zone 12b
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
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
Saskatoon serviceberry Amelanchier alnifolia Tree 15 ft Sun–part shade Medium Zone 1a
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
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
silvery lupine Lupinus argenteus Wildflower (forb) 1.5 ft Sun Low Zone 3a
slenderbeak sedge Carex athrostachya Grass or grass-like 2 ft Sun–part shade High Zone 4a
smallwing sedge Carex microptera Grass or grass-like 2 ft Sun High Zone 4a
spineless horsebrush Tetradymia canescens Shrub 4 ft Sun Low Zone 9a
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
subalpine larch Larix lyallii Tree 40 ft Sun Low Zone 1b
sulphur-flower buckwheat Eriogonum umbellatum Shrub 1 ft Sun Low Zone 8a
tenpetal blazingstar Mentzelia decapetala Wildflower (forb) 3.5 ft Sun Medium Zone 3b
textile onion Allium textile Wildflower (forb) 1 ft Sun–part shade Medium Zone 3b
thickstem aster Eurybia integrifolia Wildflower (forb) 3 ft Sun Low Zone 5a
thinleaved owl's-clover Orthocarpus tenuifolius Wildflower (forb) 1 ft Sun Low Zone 12b
threepetal bedstraw Galium trifidum Vine 10 in Sun–part shade High Zone 3b
twinberry honeysuckle Lonicera involucrata Shrub 10 ft Shade-tolerant High Zone 3a
western Labrador tea Ledum glandulosum Shrub 4.5 ft Shade-tolerant Medium 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 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
Wilcox's penstemon Penstemon wilcoxii Wildflower (forb) 3 ft Sun Low Zone 4a
wild bergamot Monarda fistulosa Wildflower (forb) 4.9 ft Sun–part shade High Zone 4a
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 rabbitbrush Chrysothamnus viscidiflorus Shrub 3 ft Sun Low Zone 5a

Other native species recorded here 35

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.

  • autumn dwarf gentian Gentianella amarella
  • bigleaf lupine Lupinus polyphyllus
  • clustered broomrape Orobanche fasciculata
  • cream pea Lathyrus ochroleucus
  • curlycup gumweed Grindelia squarrosa
  • curlytop knotweed Polygonum lapathifolium
  • flatspine stickseed Lappula occidentalis
  • fringed willowherb Epilobium ciliatum
  • giant red Indian paintbrush Castilleja miniata
  • Gmelin's buttercup Ranunculus gmelinii
  • greenflowered wintergreen Pyrola chlorantha
  • hoary tansyaster Machaeranthera canescens
  • hookedspur violet Viola adunca
  • liverleaf wintergreen Pyrola asarifolia
  • marsh skullcap Scutellaria galericulata
  • mountain deathcamas Zigadenus elegans
  • nodding onion Allium cernuum
  • northern woodland violet Viola septentrionalis
  • pimpernel willowherb Epilobium anagallidifolium
  • pleated gentian Gentiana affinis
  • redwhisker clammyweed Polanisia dodecandra
  • rosy pussytoes Antennaria rosea
  • scarlet beeblossom Oenothera suffrutescens
  • shaggy fleabane Erigeron pumilus
  • slender phlox Microsteris gracilis
  • spiny phlox Phlox hoodii
  • stream orchid Epipactis gigantea
  • tall annual willowherb Epilobium brachycarpum
  • tobacco root Valeriana edulis
  • tower rockcress Arabis glabra
  • twinflower Linnaea borealis
  • veiny meadow-rue Thalictrum venulosum
  • wavyleaf thistle Cirsium undulatum
  • western rockjasmine Androsace occidentalis
  • woodland pinedrops Pterospora andromedea
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.

Compared with Montana

The typical county is the median of the 56 Montana 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, Granite County and Montana
MeasureGranite CountyTypical countyStatewide
Native species 124 161 1,086
Garden-ready natives 89 104 606
Tree 11 — 71
Shrub 22 — 98
Wildflower (forb) 82 — 609
Grass or grass-like 5 — 246
Vine 4 — 18
Fern 0 — 44

Neighboring counties

Counties that share a ZIP code with Granite 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
Granite County (county FIPS 30039), Montana. 124 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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