Large Crabgrass

Digitaria sanguinalis · Warm-season, annual, C4

AI-generated identification · may be incorrect
Large Crabgrass

Grass Category

Invasive/Weed

Hardiness Zones

USDA Zones 3 to 10; strictly annual life cycle that dies with the first hard frost.

About This Grass

Prostrate to ascending annual weed growing up to two feet tall with light green to yellowish foliage and a distinctive finger-like digitate seed head.

Blade Characteristics

Flat, wide blades with hairy surfaces, pointed tips, and a membranous ligule without auricles.

Growing Information

Growth Habit

Stoloniferous, spreading outward along the ground and rooting at the nodes to form loose, wide patches.

Sunlight & Water Needs

Thrives in full sun and well-drained soils with moderate moisture, but tolerates drought and poor, compacted soils.

Mowing & Maintenance

High maintenance weed; controlled by pre-emergent herbicides, dense turf management, and hand-pulling.

Identified on 10/5/2026