Improved formula with Trimec technology that provides broadleaf weed control of 200 plus lawn weeds, including dandelion, clover, chickweed, common purslane, and more. Use anytime of the year when weeds are actively growing, spring through fall. Use on cool and warm grasses. Ideal when control of weeds without fertilizing is desired. Does not contain fertilizer. Delay seeding for 4 weeks after application. Active ingredient: 2, 4-Dichlorophenoxyacetic Acid. Glyphosate-free.