Scotts® Turf Builder® triple action provides three benefits in one bag, it kills weeds like dandelion and clover, prevents future weeds, including crabgrass and other grassy weeds, all while feeding and strengthening your lawn. Scotts® Turf Builder® triple action is for use on the following grass types such as Bermudagrass, Bahiagrass, Centipedegrass, Kentucky Bluegrass, Perennial Ryegrass, Tall Fescue and Fine Fescue and Zoyiagrass. Apply with a Scotts® spreader when dandelions are actively growing. Make sure the grass is wet from dew or watering before applying to help the particles adhere to weed leaves. After 24 hr, water the lawn to wash particles into the soil to prevent germination of crabgrass and other listed grassy weeds. Do not allow people and pets to re-enter the treated area until dusts have settled. An 11.31 lb bag treats 4000 sq-ft.