Preen, 5 LB, Natural Weed Preventer, Natural Solution For Weed Prevention, Prevents Crabgrass, Dandelions, Clover & Other Common Weeds, Sprinkle Around Established Vegetables, Herbs & Fruit, Safe For Use Around Children & Pets, Stops Weeds Before They Start, Covers 25 SQFT, Apply Every 4-6 Weeks.