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Foxtail Bristle-grass

Setaria italica

Last reviewed: June 2026

Foxtail Bristle-grass (Setaria italica)
Photo: Stefan.lefnaer / Wikimedia Commons (CC BY-SA 4.0)

Light

full sun

Water

medium

Size

24"–48" H × 12"–24" W

Bloom

Jun, Jul, Aug

Native to

AL, AR, AZ, CA and 41 more states

Foxtail bristle-grass is an annual grass that grows 2-4 feet tall with distinctive bottlebrush-like seed heads that appear in summer. This fast-growing grass forms upright clumps and is often used for wildlife habitat and erosion control.

In an HOA neighborhood

Foxtail Bristle-grass takes more care to keep looking intentional in a front yard. Maintenance level: moderate. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Common name includes 'bristle-grass' which sounds weedy to HOAs
  • Annual growth habit means gaps in plantings
  • Seed heads can appear unkempt as they mature and disperse

Wildlife value

The seed heads provide food for birds, particularly finches and sparrows. As a grass species, it offers nesting material and shelter for small wildlife.

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 Foxtail Bristle-grass fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.