Grass or grass-like · Poaceae
Fall panicgrass
Panicum dichotomiflorum · includes its varieties and subspecies
Fall panicgrass is recorded as native to 46 states and territories in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in 1,347 counties of those states by USDA PLANTS.
Key facts · USDA PLANTS
Fall panicgrass at a glance
- Native in
- 1,347 counties, across 46 states and territories
- Estimated cold hardiness
- Zone 3a PLANTS minimum temperature −43°F
- Mature height
- 3.3 ft PLANTS mature height
- Light and water
- Full sun (shade-intolerant) High 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.
Fall panicgrass is recorded as native to 46 states and territories in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in 1,347 counties of those states by USDA PLANTS.
Counties where it is native
The 15 counties with the most ZIP codes among the 1,347 where it is listed.
Native counties by state
- Alabama 10 counties
- Arizona 2 counties
- Arkansas 51 counties
- California 23 counties
- Colorado 1 county
- Connecticut statewide record
- Delaware 2 counties
- District of Columbia 1 county
- Florida 53 counties
- Georgia 18 counties
- Idaho 8 counties
- Illinois 94 counties
- Indiana 77 counties
- Iowa 33 counties
- Kansas 86 counties
- Kentucky 62 counties
- Louisiana 59 counties
- Maine 3 counties
- Maryland 1 county
- Massachusetts 14 counties
- Michigan 13 counties
- Minnesota 14 counties
- Mississippi 24 counties
- Missouri 63 counties
- Nebraska 33 counties
- Nevada 3 counties
- New Hampshire 6 counties
- New Jersey 18 counties
- New Mexico 3 counties
- New York 41 counties
- North Carolina 77 counties
- Ohio 81 counties
- Oklahoma 25 counties
- Oregon 9 counties
- Pennsylvania 60 counties
- Rhode Island 4 counties
- South Carolina 30 counties
- South Dakota 1 county
- Tennessee 41 counties
- Texas 63 counties
- Utah 1 county
- Vermont 3 counties
- Virginia 91 counties
- Washington 3 counties
- West Virginia 29 counties
- Wisconsin 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
- Graminoid
- Duration
- Annual
- Mature height
- 3.3 ft
- Growth rate
- Rapid
- Growth form
- Bunch
- Shape
- Semi-Erect
- Lifespan
- Not recorded
- Active growth period
- Summer and Fall
Light and water
- Shade tolerance
- Intolerant (full sun (shade-intolerant))
- Moisture use
- High water use
- Drought tolerance
- None
- Tolerance of waterlogged soil
- High
- Precipitation range
- 20 to 65 in per year
Soil
- Soil textures
- Coarse, medium and fine
- pH range
- 4.8 to 7
- Lime (CaCO₃) tolerance
- High
- Salinity tolerance
- Medium
- Fertility requirement
- Low
- Minimum root depth
- 6 in
Climate
- Minimum temperature
- −43°F
- Estimated cold hardiness
- Zone 3a and warmer
- Minimum frost-free days
- 100
- Fire tolerance
- None
Flowers, leaves and fruit
- Flower color
- Green
- Showy flowers
- No
- Bloom period
- Summer
- Foliage color
- Green
- Showy in fall
- No
- Keeps leaves
- No
- Fruit color
- Yellow
Other
- Toxicity
- None
- Nitrogen fixation
- None
- Nursery availability
- Routinely Available
- Family
- Poaceae
- PLANTS symbol
- PADI
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
- Panicum dichotomiflorum (PLANTS symbol PADI), 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