Wildflower (forb) · Asteraceae
Dotted blazing star
Liatris punctata · includes its varieties and subspecies
Dotted blazing star is recorded as native to 19 states and territories in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in 579 counties of those states by USDA PLANTS.
Key facts · USDA PLANTS
Dotted blazing star at a glance
- Native in
- 579 counties, across 19 states and territories
- Estimated cold hardiness
- Zone 3a PLANTS minimum temperature −43°F
- Mature height
- 2 ft PLANTS mature height
- Light and water
- Full sun (shade-intolerant) Medium water use
Estimated cold hardiness: zone 3a. PLANTS gives a minimum temperature of −43°F; zone 3a winters bottom out at −40°F, the coldest half-zone that stays within that limit.
Dotted blazing star is recorded as native to 19 states and territories in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in 579 counties of those states by USDA PLANTS.
Counties where it is native
The 15 counties with the most ZIP codes among the 579 where it is listed.
Native counties by state
- Arkansas 6 counties
- Colorado 23 counties
- Illinois 1 county
- Iowa 16 counties
- Kansas 98 counties
- Louisiana 1 county
- Michigan 1 county
- Minnesota 42 counties
- Missouri 8 counties
- Montana 42 counties
- Nebraska 54 counties
- New Mexico 22 counties
- North Dakota 41 counties
- Ohio 1 county
- Oklahoma 42 counties
- South Dakota 34 counties
- Texas 129 counties
- Wisconsin 5 counties
- Wyoming 13 counties
Growing traits
Values from the PLANTS characteristics record. “Not recorded” means PLANTS has no value; nothing here is estimated except the zone.
Growth
- Growth habit
- Forb/herb
- Duration
- Perennial
- Mature height
- 2 ft
- Growth rate
- Slow
- Growth form
- Multiple Stem
- Shape
- Erect
- Lifespan
- Moderate
- Active growth period
- Summer
Light and water
- Shade tolerance
- Intolerant (full sun (shade-intolerant))
- Moisture use
- Medium water use
- Drought tolerance
- High
- Tolerance of waterlogged soil
- None
- Precipitation range
- 18 to 26 in per year
Soil
- Soil textures
- Coarse, medium and fine
- pH range
- 6 to 7.8
- Lime (CaCO₃) tolerance
- Low
- Salinity tolerance
- None
- Fertility requirement
- Medium
- Minimum root depth
- 14 in
Climate
- Minimum temperature
- −43°F
- Estimated cold hardiness
- Zone 3a and warmer
- Minimum frost-free days
- 120
- Fire tolerance
- High
Flowers, leaves and fruit
- Flower color
- Purple
- Showy flowers
- Yes
- Bloom period
- Mid Summer
- Foliage color
- Green
- Showy in fall
- No
- Keeps leaves
- No
- Fruit color
- Brown
Other
- Toxicity
- None
- Nitrogen fixation
- None
- Nursery availability
- Routinely Available
- Family
- Asteraceae
- PLANTS symbol
- LIPU
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.
- Scope
- Liatris punctata (PLANTS symbol LIPU), including 1 variety or subspecies folded into the species.
- 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