Ortho weedclear, 1.1 gallon, ready to use, north lawn weed killer north, kills all types of weeds (as listed) without harming your lawn (when used as directed). The formula is rainproof in 1 hour and is fast-acting--you'll see results in just one application. It kills over 200 weeds down to the roots, including dandelion, chickweed, clover, crabgrass, and foxtail. Easily apply to weeds using the attached battery-powered Comfort Wand. For use on grasses, including Bermudagrass, Buffalograss, Fescues, Kentucky Bluegrass, Ryegrass, and Zoysiagrass. Use Ortho® WeedClear™ Lawn Weed Killer to kill weeds to the roots! Active ingredients:2,4-D, dimethylamine salt 0.313%, Quinclorac 0.104%, Dicama, dimethylamine salt 0.029%