Grass or grass-like · Cyperaceae
Oval-leaf sedge
Carex cephalophora
Oval-leaf sedge is recorded as native to 34 states and territories in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in 925 counties of those states by USDA PLANTS.
Key facts · USDA PLANTS
Oval-leaf sedge at a glance
- Native in
- 925 counties, across 34 states and territories
- Estimated cold hardiness
- Zone 4a PLANTS minimum temperature −33°F
- Mature height
- 2.6 ft PLANTS mature height
- Light and water
- Sun to part shade Low water use
Estimated cold hardiness: zone 4a. PLANTS gives a minimum temperature of −33°F; zone 4a winters bottom out at −30°F, the coldest half-zone that stays within that limit.
Oval-leaf sedge is recorded as native to 34 states and territories in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in 925 counties of those states by USDA PLANTS.
Counties where it is native
The 15 counties with the most ZIP codes among the 925 where it is listed.
Native counties by state
- Alabama 11 counties
- Arkansas 30 counties
- Connecticut statewide record
- Delaware 3 counties
- District of Columbia 1 county
- Florida 5 counties
- Georgia 9 counties
- Illinois 86 counties
- Indiana 68 counties
- Iowa 10 counties
- Kansas 18 counties
- Kentucky 57 counties
- Louisiana 29 counties
- Maine 4 counties
- Maryland 21 counties
- Massachusetts 12 counties
- Michigan 33 counties
- Minnesota 21 counties
- Missouri 72 counties
- Nebraska 10 counties
- New Hampshire 5 counties
- New Jersey 16 counties
- New York 43 counties
- North Carolina 42 counties
- Ohio 54 counties
- Pennsylvania 60 counties
- Rhode Island 1 county
- South Carolina 6 counties
- Tennessee 44 counties
- Texas 12 counties
- Vermont 6 counties
- Virginia 75 counties
- West Virginia 24 counties
- Wisconsin 37 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
- Perennial
- Mature height
- 2.6 ft
- Growth rate
- Moderate
- Growth form
- Bunch
- Shape
- Erect
- Lifespan
- Moderate
- Active growth period
- Spring and Summer
Light and water
- Shade tolerance
- Intermediate (sun to part shade)
- Moisture use
- Low water use
- Drought tolerance
- Medium
- Tolerance of waterlogged soil
- Low
- Precipitation range
- 36 to 55 in per year
Soil
- Soil textures
- Coarse and medium
- pH range
- 4.8 to 7
- Lime (CaCO₃) tolerance
- Low
- Salinity tolerance
- None
- Fertility requirement
- Low
- Minimum root depth
- 8 in
Climate
- Minimum temperature
- −33°F
- Estimated cold hardiness
- Zone 4a and warmer
- Minimum frost-free days
- 90
- Fire tolerance
- High
Flowers, leaves and fruit
- Flower color
- Green
- Showy flowers
- No
- Bloom period
- Late Spring
- Foliage color
- Green
- Showy in fall
- No
- Keeps leaves
- No
- Fruit color
- Brown
Other
- Toxicity
- None
- Nitrogen fixation
- None
- Nursery availability
- Routinely Available
- Family
- Cyperaceae
- PLANTS symbol
- CACE
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
- Carex cephalophora (PLANTS symbol CACE).
- 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