5,000 SQFT Coverage, Crabgrass Plus Post-Emergent Crabgrass & Lawn Weed Killer, Combines Quinclorc, Dithiopyr, Dicamba, & 2.4-D To Kill Many Kinds Of Lawn Weeds Including Hard To Control Mature Crabgrass Without Harming Lawn Grasses, For Home Lawn Use, Eliminates Early Season Timing Challenges To Produce A Weed Free Lawn, Lightweight Carrier For Better Leaf Adhesion & Effectiveness, Treats Northern & Southern Lawn Grasses Except Centipede & St. Augustine Varieties, Application Rates Are As Low As 2.4 LB Per 1000 SQFT.