Contact and systemic action. Kills grasy weeds like crabgrass, goosegrass, broadleaf weeds like dandelion, black medic, chickweed, clover, creeping charlie, poison ivy, poison oak, speedwell, spurge, wild carrot, ground ivy and other listed weeds. One quart covers up to 6,600 sq. ft. Active ingredients: 2,4-Dichlorophenoxyacetic acid 5.33 percent and 3,7-Dichloro-8-quinolinecarboxylic acid 2.13 percent.