Index / Search / Helianthella uniflora
§1 Plant
Helianthella uniflora (Nutt.) Torr. & A. Gray
vernacular oneflower helianthella — species · Asteraceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Dicot
- Family
- Asteraceae Bercht. & J. Presl
- Genus
- Helianthella
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 129 counties across 9 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- High
- Shade
- Medium
- Moisture use
- Low
- Fire
- High
- Salinity
- None
- Anaerobic
- None
- CaCO₃
- High
- Hedging
- High
§3b
Climate & soil
- Cold tolerance
- -23 °F minimum
- Frost-free days
- 120 min.
- Precipitation
- 10–35 in/yr
- pH range
- 7–8
- Root depth
- 6 in min.
- Fertility need
- Low
- Soil texture
- coarse
§3c
Form & growth
- Growth form
- Multiple Stem
- Growth rate
- Rapid
- Lifespan
- Short
- Mature height
- 2 ft
- Foliage texture
- Coarse
- Foliage colour
- Green
- Porosity (summer)
- Porous
- Porosity (winter)
- Porous
- Flower colour
- Yellow
- Fruit colour
- Brown
- Fire resistant
- Yes
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Spring
- Seed abundance
- High
- Seed begins
- Summer
- Seed ends
- Fall
- Spread rate
- Rapid
- Stratify
- No
- Seeds / lb
- 41,087
- Propagation
- seed
§3e
Use & availability
- Commercial availability
- Contracting Only
- Nursery stock
- Yes
- Browse palatability
- Low
- Graze palatability
- Low
- Palatable, human
- No
- Protein potential
- Medium
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 129 counties across 9 states/territories.
Colorado view state ↗ 6 N ▾
Idaho view state ↗ 31 N ▾
- Bannock 16005
- Bear Lake 16007
- Blaine 16013
- Boise 16015
- Bonneville 16019
- Butte 16023
- Camas 16025
- Canyon 16027
- Caribou 16029
- Cassia 16031
- Clark 16033
- Clearwater 16035
- Custer 16037
- Elmore 16039
- Franklin 16041
- Fremont 16043
- Gem 16045
- Idaho 16049
- Jefferson 16051
- Latah 16057
- Lemhi 16059
- Lincoln 16063
- Madison 16065
- Nez Perce 16069
- Oneida 16071
- Owyhee 16073
- Power 16077
- Teton 16081
- Twin Falls 16083
- Valley 16085
- Washington 16087
Montana view state ↗ 13 N ▾
Nevada view state ↗ 9 N ▾
New Mexico view state ↗ 2 N ▾
Oregon view state ↗ 18 N ▾
Utah view state ↗ 29 N ▾
- Beaver 49001
- Box Elder 49003
- Cache 49005
- Carbon 49007
- Daggett 49009
- Davis 49011
- Duchesne 49013
- Emery 49015
- Garfield 49017
- Grand 49019
- Iron 49021
- Juab 49023
- Kane 49025
- Millard 49027
- Morgan 49029
- Piute 49031
- Rich 49033
- Salt Lake 49035
- San Juan 49037
- Sanpete 49039
- Sevier 49041
- Summit 49043
- Tooele 49045
- Uintah 49047
- Utah 49049
- Wasatch 49051
- Washington 49053
- Wayne 49055
- Weber 49057
Washington view state ↗ 13 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/HEUN ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5400892 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z