Weed Gallery: Smooth crabgrass

A common weed in turf, smooth crabgrass is a low-growing, summer annual grass that spreads by seed and from rootings of the joints that lie on the soil. Leaf blades are 1/4 to 1/3 inch (6 - 8 mm) wide, up to 5 inches (12.5 cm) long, and pointed. ...