Water-based ready to use herbicide produces visible results overnight. Kills all major types of broadleaf weeds, roots and all, including poison ivy and poison oak. Formulated for lawns. Active ingredients: Dimethylamine salt of 2,4-D 0.593%, Dimethylamine salt of MCPP 0.287%, Dimethylamine salt of Dicamba 0.066%. 1 gallon.