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Native plants · North Dakota

Native plants of Traill County

119 plant species are recorded as native to North Dakota in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Traill County by USDA PLANTS. 70 of them have growing records you can filter by light, moisture, height and estimated cold hardiness.

County summary · USDA PLANTS and Kew WCVP

Traill County, North Dakota

Native species
119 Typical North Dakota county: 287 (median of 53 counties)
Garden-ready natives
70 Typical North Dakota county: 143
Share by type (all 119 native species)
Percent of the 119 native species in each growth type
Tree 6% (7)
Shrub 5% (6)
Wildflower (forb) 65% (77)
Grass or grass-like 24% (28)
Vine <1% (1)

Wildflowers make up the largest share of the native list (65%), followed by grasses and grass-like plants (24%).

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 zone 4a (2023 map).

The native plant list

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

Garden-ready natives 70

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

Garden-ready native plants of Traill County, North Dakota
PlantType HeightLight Water useHardy to
alkali buttercup Ranunculus cymbalaria Wildflower (forb) 1 ft Shade-tolerant High Zone 3b
American black currant Ribes americanum Shrub 3 ft — — Zone 2b
American elm Ulmus americana Tree 120 ft Sun–part shade High Zone 2b
American plum Prunus americana Tree 24 ft Sun Medium Zone 3b
American water horehound Lycopus americanus Wildflower (forb) 1.8 ft Shade-tolerant High Zone 3b
arumleaf arrowhead Sagittaria cuneata Wildflower (forb) 2.6 ft Sun Medium Zone 4a
blackeyed Susan Rudbeckia hirta Wildflower (forb) 1 ft Sun Medium Zone 5a
broadfruit bur-reed Sparganium eurycarpum Wildflower (forb) 4.9 ft Sun–part shade High Zone 4a
broadleaf cattail Typha latifolia Wildflower (forb) 5 ft Sun–part shade High Zone 3b
Canada germander Teucrium canadense Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
Canada goldenrod Solidago altissima Wildflower (forb) 5 ft Sun–part shade Medium Zone 4b
Canada wildrye Elymus canadensis Grass or grass-like 3 ft Shade-tolerant Medium Zone 3a
Canadian waterweed Elodea canadensis Wildflower (forb) — Sun High Zone 4a
chokecherry Prunus virginiana Tree 25 ft Sun Medium Zone 3a
cloaked bulrush Scirpus pallidus Grass or grass-like 5 ft Sun Medium Zone 3b
common duckweed Lemna minor Wildflower (forb) — Sun High Zone 3b
common mare's-tail Hippuris vulgaris Wildflower (forb) 2.8 ft Sun High Zone 3b
composite dropseed Sporobolus compositus Grass or grass-like 3 ft Sun Low 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
cutleaf coneflower Rudbeckia laciniata Wildflower (forb) 8.2 ft Shade-tolerant Low Zone 3b
devil's beggartick Bidens frondosa Wildflower (forb) 4 ft Sun–part shade Medium Zone 12a
fox sedge Carex vulpinoidea Grass or grass-like 3.2 ft Sun–part shade Medium Zone 3b
giant goldenrod Solidago gigantea Wildflower (forb) 8.2 ft Sun–part shade Medium Zone 4a
hardstem bulrush Schoenoplectus acutus Grass or grass-like 9.8 ft Sun High Zone 3b
Indianhemp Apocynum cannabinum Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
leadplant Amorpha canescens Shrub 4 ft Shade-tolerant Low Zone 3b
littleleaf buttercup Ranunculus abortivus Wildflower (forb) 2.8 ft Shade-tolerant Medium Zone 3a
longleaf starwort Stellaria longifolia Wildflower (forb) 1.5 ft Shade-tolerant High Zone 3b
Macoun's buttercup Ranunculus macounii Wildflower (forb) 1 ft Sun — Zone 1a
Missouri River willow Salix eriocephala Tree 52 ft Shade-tolerant High Zone 3b
narrowleaf water plantain Alisma gramineum Wildflower (forb) 1.5 ft Sun High Zone 3a
needle spikerush Eleocharis acicularis Grass or grass-like 8 in Sun Medium Zone 5a
nodding fescue Festuca subverticillata Grass or grass-like 3 ft Sun–part shade Medium Zone 3a
Nuttall's povertyweed Monolepis nuttalliana Wildflower (forb) 10 in Sun Medium Zone 12a
Nuttall's sunflower Helianthus nuttallii Wildflower (forb) 10 ft Sun Medium Zone 3b
panicled bulrush Scirpus microcarpus Grass or grass-like 5.5 ft Sun Medium Zone 3b
Pennsylvania buttercup Ranunculus pensylvanicus Wildflower (forb) 3.9 ft Shade-tolerant High Zone 4b
Pennsylvania smartweed Polygonum pensylvanicum Wildflower (forb) 3.9 ft Sun Medium Zone 10b
Philadelphia fleabane Erigeron philadelphicus Wildflower (forb) 2.8 ft Sun–part shade Medium Zone 4b
prairie cordgrass Spartina pectinata Grass or grass-like 8 ft Sun High Zone 3b
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 prairie clover Dalea purpurea Wildflower (forb) 3 ft Sun Medium Zone 3b
red goosefoot Chenopodium rubrum Wildflower (forb) 3 ft Sun High Zone 12b
red swampfire Salicornia rubra Wildflower (forb) 1 ft Sun Medium Zone 12b
reed canarygrass Phalaris arundinacea Grass or grass-like 5 ft Sun High Zone 3b
rice cutgrass Leersia oryzoides Grass or grass-like 4.9 ft Sun High Zone 4a
river bulrush Bolboschoenus fluviatilis Grass or grass-like 6.6 ft Sun Medium Zone 3b
rough bugleweed Lycopus asper Wildflower (forb) 2.1 ft Shade-tolerant High Zone 3b
roughfruit amaranth Amaranthus tuberculatus Wildflower (forb) 6.6 ft Sun High Zone 4a
sago pondweed Stuckenia pectinata Wildflower (forb) — Sun High Zone 3b
sandbar willow Salix interior Tree 30 ft Sun — Zone 1a
scratchgrass Muhlenbergia asperifolia Grass or grass-like 2 ft Shade-tolerant High Zone 5b
slimstem reedgrass Calamagrostis stricta Grass or grass-like 3 ft Sun–part shade High Zone 3a
slippery elm Ulmus rubra Tree 85 ft Shade-tolerant High Zone 3a
smooth blue aster Symphyotrichum laeve Wildflower (forb) 4 ft Sun Medium Zone 3a
softstem bulrush Schoenoplectus tabernaemontani Grass or grass-like 9 ft Sun High Zone 3b
star duckweed Lemna trisulca Wildflower (forb) 4 in Sun High Zone 3b
stiff goldenrod Oligoneuron rigidum Wildflower (forb) 3.6 ft Sun–part shade Medium Zone 3a
teal lovegrass Eragrostis hypnoides Grass or grass-like 4 in Sun High Zone 3b
threelobe beggarticks Bidens tripartita Wildflower (forb) 3.5 ft Sun–part shade High Zone 12a
upright prairie coneflower Ratibida columnifera Wildflower (forb) 3.1 ft Sun Medium Zone 3a
Virginia wildrye Elymus virginicus Grass or grass-like 2.5 ft Shade-tolerant Medium Zone 4b
water knotweed Polygonum amphibium Wildflower (forb) 1 in Sun High Zone 5a
western snowberry Symphoricarpos occidentalis Shrub 3 ft Sun–part shade Low Zone 3b
white meadowsweet Spiraea alba Shrub 3 ft Sun–part shade Medium Zone 4a
white sagebrush Artemisia ludoviciana Wildflower (forb) 3 ft Sun Low Zone 4a
wild bergamot Monarda fistulosa Wildflower (forb) 4.9 ft Sun–part shade High Zone 4a
wirestem muhly Muhlenbergia frondosa Grass or grass-like 2 ft Shade-tolerant Medium Zone 3b

Other native species recorded here 49

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 dragonhead Dracocephalum parviflorum
  • American mannagrass Glyceria grandis
  • American sloughgrass Beckmannia syzigachne
  • Aunt Lucy Ellisia nyctelea
  • bald spikerush Eleocharis erythropoda
  • biannual lettuce Lactuca ludoviciana
  • big devils beggartick Bidens vulgata
  • blue skullcap Scutellaria lateriflora
  • bluntleaf sandwort Moehringia lateriflora
  • bushy knotweed Polygonum ramosissimum
  • Canadian woodnettle Laportea canadensis
  • Carolina larkspur Delphinium carolinianum
  • common milkweed Asclepias syriaca
  • curlycup gumweed Grindelia squarrosa
  • curlytop knotweed Polygonum lapathifolium
  • falsegold groundsel Packera pseudaurea
  • fireberry hawthorn Crataegus chrysocarpa
  • fleshy starwort Stellaria crassifolia
  • Flodman's thistle Cirsium flodmanii
  • foxtail barley Hordeum jubatum
  • grassleaf mudplantain Heteranthera dubia
  • great ragweed Ambrosia trifida
  • hairy wildrye Elymus villosus
  • heartleaf four o'clock Mirabilis nyctaginea
  • hemlock waterparsnip Sium suave
  • hoary puccoon Lithospermum canescens
  • lanceleaf figwort Scrophularia lanceolata
  • leathery knotweed Polygonum achoreum
  • longbract spiderwort Tradescantia bracteata
  • Missouri gooseberry Ribes missouriense
  • northern water plantain Alisma triviale
  • northern wildrice Zizania palustris
  • Pennsylvania pellitory Parietaria pensylvanica
  • prairie rose Rosa arkansana
  • prairie violet Viola pedatifida
  • ribseed sandmat Chamaesyce glyptosperma
  • Richardson's pondweed Potamogeton richardsonii
  • rough barnyardgrass Echinochloa muricata
  • scaldweed Cuscuta gronovii
  • shortspike watermilfoil Myriophyllum sibiricum
  • small pondweed Potamogeton pusillus
  • smooth oxeye Heliopsis helianthoides
  • starry false lily of the valley Maianthemum stellatum
  • veiny meadow-rue Thalictrum venulosum
  • violet woodsorrel Oxalis violacea
  • western rockjasmine Androsace occidentalis
  • white snakeroot Ageratina altissima
  • white vervain Verbena urticifolia
  • witchgrass Panicum capillare

Compared with North Dakota

The typical county is the median of the 53 North Dakota 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, Traill County and North Dakota
MeasureTraill CountyTypical countyStatewide
Native species 119 287 890
Garden-ready natives 70 143 386
Tree 7 — 50
Shrub 6 — 62
Wildflower (forb) 77 — 513
Grass or grass-like 28 — 203
Vine 1 — 31
Fern 0 — 31

Neighboring counties

Counties that share a ZIP code with Traill 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
Traill County (county FIPS 38097), North Dakota. 119 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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