Ortho 0438580 Grass B Gon Garden Grass Killer Ready-to-Use, 24-Ounce, Pack of 2. Ortho, 24 OZ, Ready To Use, Grass-B-Gon Garden Grass Killer controls crabgrass, tall fescue, bermuda, annual and Kentucky bluegrass and other grassy weeds as listed on lable, Won't harm landscape plants, Use in and around ground covers, plant beds, landscapes, shrubs and trees, Treatment is rainfast 1 hour after application.