Bristly Foxtail
Setaria species · Warm-season, annual, C4
AI-generated identification · may be incorrect
Grass Category
Invasive/Weed
Hardiness Zones
USDA Zones 3 through 10, functioning strictly as a warm-season annual completing its lifecycle in summer.
About This Grass
Forms erect stems reaching 1 to 3 feet tall with a distinct, cylindrical, bristle-bearing spikelike panicle resembling a fox tail.
Blade Characteristics
Flat, medium-width green blades with pointed tips and a membranous ligule; prominent bristly seed head drives identification.
Growing Information
Growth Habit
Bunch-type, upright annual growth spreading primarily through prolific seed production.
Sunlight & Water Needs
Requires full sun and adapts well to dry or disturbed soils, showing moderate drought tolerance.
Mowing & Maintenance
High maintenance weed control requiring frequent mowing before seed set to prevent spread.
Identified on 9/24/2026