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Prairie Grass

Sphenopholis obtusata

Last reviewed: June 2026

Prairie Grass (Sphenopholis obtusata)
Photo: no rights reserved, uploaded by AlexandraU

Light

full sun

Water

low

Size

12"–36" H × 6"–18" W

Bloom

May, Jun, Jul

Native to

AL, AR, AZ, CA and 44 more states

Pollinators

bees, beetles

Prairie grass is a delicate native bunch grass that forms neat clumps with fine-textured foliage. It produces airy seed heads on slender stems from late spring through summer, creating a soft, graceful appearance in the landscape.

In an HOA neighborhood

Prairie Grass is an HOA-friendly choice. Maintenance level: low. Tidiness: 3 out of 5.

Works well in: foundation, mid zone, backyard only.

  • May appear sparse in winter when dormant
  • Seed heads could be perceived as untidy by some

Wildlife value

The flowers attract small native bees and beetles during its extended blooming period. Seeds provide food for songbirds and small mammals in late summer and fall.

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.

Does Prairie Grass fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.