(Setaria macrostachya)

 Plains Bristlegrass is a native, warm season, perennial bunchgrass, adapted to sandy to medium-textured soils. It is prevalent mostly in the Southern part of New Mexico, Texas, and Western Oklahoma. It is usually associated with mesquite, gravelly sites and disturbed sandy areas.

Plains Bristlegrass is highly palatable to all classes of livestock when it is green. Seed provides a valuable food source for game birds . It is recommended for grazing, wildlife plantings, land reclamation and soil erosion.

Growth begins mid-spring and continues through the summer. Plants usually grow 1 to 2.5 feet tall. The blades are about 1/4 - ½ inches wide and approximately 4 to 8 inches long. The leaves flattened at the base and are green until the plants reach maturity. Its spike type seed head easily identifies the plant,
Because of its drought tolerance, Plains Bristlegrass is highly adapted to the dryer climates. It is not a dominating species on most range sites. It is best-planted in seed or range mixes for revegetation of rangeland or abandoned cultivated land. Seedings should be made on well-prepared, firm seedbed free from weeds. A seeding rate of 1 - 4 pls. Lbs. per acre depending on the amount utilized in seed mixture.

Bristlegrass field

Bristlegrass seeds

Growing Bristlegrass map


General Characteristics

Growth Type


Life Span 


Growing Season

Warm Season



Plant Height

1-2.5 Feet

Cold Tolerance


Drought Tolerance


Salt Tolerance


Soil Type

Widely Adapted

Minimum Rainfall

12 inches

Planting Rate

1-4 pls#

Planting Date

Dec. - June

Seed Type

Slightly Chaffy


Wildlife Habitat
Erosion Control


Planting rates above are for pure stands, if utilized in a blend decrease the seeding rate according to the percentage of the component in the blend.




Call Toll Free: 1-800-467-7250

Warner Brothers Seed Company
P.O. Box 101
Lawton Ok. 73502
Nationwide Service

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