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Bebb Sedge

Carex bebbii

Last reviewed: June 2026

Carex bebbii (Bebb Sedge) is a native grass-like sedge found across northern and western US states. It blooms from May through July in partial sun conditions with medium moisture requirements.

Bebb Sedge (Carex bebbii)
Photo: Robert H. Mohlenbrock. USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester. Courtesy of USDA NRCS Wetland Science Institute. / Wikimedia Commons (Public domain)

The USDA PLANTS Database (opens in new tab) does not flag Bebb Sedge as toxic to livestock.

Light

part sun

Water

medium

Size

12"–36" H × 6"–18" W

Bloom

May, Jun, Jul

Native to

AZ, CO, CT, IA and 23 more states

Bebb's sedge is a native grass that forms neat clumps with narrow green leaves. This low-maintenance perennial produces small brown flower spikes in late spring and summer, creating subtle texture in the landscape.

Growing Bebb Sedge

Grow Bebb Sedge in part sun and medium water. Mature plants reach 12 to 36 inches tall and spread 6 to 18 inches wide. Expect low maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Bebb Sedge is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.

Works well in: front yard, foundation, street edge, mid zone.

  • Goes dormant in winter turning brown

Wildlife value

This sedge provides habitat and nesting material for birds, while its seeds feed various songbirds and waterfowl. The dense clumps offer shelter for small wildlife and beneficial insects.

Common questions

Where is Carex bebbii naturally found?
Bebb Sedge is native to 28 US states, primarily across the northern tier from Maine to Washington and extending south through the Rocky Mountain region including Colorado, New Mexico, and Arizona.
When does Bebb Sedge bloom?
Carex bebbii typically blooms from May through July, producing inconspicuous flowers characteristic of sedges.
What growing conditions does Carex bebbii prefer?
Bebb Sedge grows best in partial sun to light shade with medium to high moisture levels. It tolerates a range of light conditions from full sun to partial shade.
How can you identify Carex bebbii?
Bebb Sedge has a grass-like growth form typical of sedges, with narrow leaves and small, clustered flower spikes. Like other Carex species, it has triangular stems that distinguish it from true grasses.
Is Bebb Sedge toxic to livestock?
The USDA PLANTS Database does not flag Bebb Sedge as toxic to livestock.
Is Bebb Sedge HOA-friendly?
Bebb Sedge is generally an HOA-friendly choice in the right placement, with low maintenance.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Bebb Sedge? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

Not sure where to start? Take the 2-minute yard quiz