Nodding Onion Gardens

Native Plant Nursery

Where Wildflowers Grow

Columbia Station, Ohio, USA


 Carex radiata - Straight-Styled Wood Sedge

Ohio Native Plant - Natural Range

 Carex radiata

Visit the USDA Natural Resource Conservation Services website to view the natural range of Carex radiata
 Carex radiata
Carex radiata - Prairie Moon Nursey

Propagation Notes

Stratification - Cold moist storage in refrigerator  - baggie (recycled bag) for 60 days

Planted - January 2, 2019

House temperature - 65 °F day/ Moved to cooler room 62°F at night

Growth noted -

*Germinating Carex

  1. Cold moist stratification 60 days
  2. alternating soil temperature 50°F daytime/70°F nighttime) after sowing
  3. perigynium (fruit) of the sedge is exposed to light -
  4. Light speeds germination
* Houseal, Greg, Propagation and Agronomic Seed Increase of Native Sedges (Carex), Tall Grass Prairie Center, University of Iowa, Cedar Falls, Iowa

Cultivation Information - Carex radiata

Height - 
12 inches
Blooms -  April - May
Sun -
Hardy Zone -
Soil -
Average to moist
Mulch - Use as "living mulch" in between forbs

Cool season sedge -  Looks best during the spring and fall

Provides - Seasonal color, texture and natural spacing to the landscape as well support for delicate wildflowers.

- Sedge (Cyperaceae)

Wildlife Significance

Pollination - Wind

Source of Nesting Material and shelter for birds, insects and small mammals.

Seed - Songbirds, ducks, wild turkeys and small mammals

Host- For caterpillars of skippers and moths

Deer - Tend to leave carex alone

For detailed information visit the Illinois Wildflower website

  Seed Provenance - Carex radiata -

Prairie Moon Nursery 2018