Spectracide Weed and Feed 20-0-0 Weed Killer is your one-stop shop for keeping your landscape looking its best. This easy-to-use herbicide and fertilizer combo kills major broadleaf weeds such as dandelion, chickweed, knotweed, plantain, clover, mallow, purslane and many other broadleaf weeds while simultaneously feeding your lawn in just one application. This twin pack contains two 32 oz. containers of weed killer that include the QuickFlip hose-end sprayer for activation at the flip of a switch. This sprayer makes it simple to stop and start spray while you're treating your lawn - just grip, flip and go. for best results, thoroughly water lawn one to two days before treating, and wait at least 24 hours to water after treatment. Poor weed control may result if spray is applied just before rain. Each container of lawn herbicide/fertilizer treats up to 7,500 sq. ft. Depending on water pressure, it will take about 20 minutes to apply this bottle. Store Spectracide Weed and Feed in a cool, dry area away from heat or open flame.