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Redtop Panicgrass

Coleataenia rigidula

Last reviewed: June 2026

Coleataenia rigidula (Redtop Panicgrass) is a native grass found across most of the United States, blooming from June through September in full sun with medium water needs.

Redtop Panicgrass (Coleataenia rigidula)
Photo: (c) Michael J. Papay, some rights reserved (CC BY), uploaded by Michael J. Papay

Light

full sun

Water

medium

Size

12"–36" H × 6"–18" W

Bloom

Jun, Jul, Aug, Sep

Native to

AL, AR, CA, CT and 30 more states

Redtop panicgrass is a native bunch grass that forms neat, upright clumps with fine-textured foliage. It produces delicate, airy seed heads from summer through early fall that add graceful movement to the landscape.

Growing Redtop Panicgrass

Grow Redtop Panicgrass in full 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

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

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

Wildlife value

The seed heads provide food for songbirds and small mammals. As a native grass, it supports various insects and adds habitat structure for ground-dwelling wildlife.

Common questions

Where does Coleataenia rigidula naturally grow?
Redtop Panicgrass is native to most U.S. states from coast to coast, including southeastern states like Florida and Georgia, midwestern states like Illinois and Kansas, northeastern states like Maine and New York, and western areas including California and Oregon.
When does Redtop Panicgrass bloom?
Coleataenia rigidula produces flowers from June through September, with peak blooming typically occurring during the summer months.
What growing conditions does this grass prefer?
Redtop Panicgrass thrives in full sun locations with medium moisture levels, making it suitable for prairies, open woodlands, and naturalized areas with moderate water availability.
Is Redtop Panicgrass HOA-friendly?
Redtop Panicgrass 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 Redtop Panicgrass? 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