Preen Garden Weed Preventer Granules 5.625 lb. (Case of 4)Preen Garden Weed Preventer allows users to apply to prevent weed seeds from germinating. Spread on bedding areas and water in to prevent weeds for up to 3 months. Use in flower, shrub and all bedding areas. All existing weeds and grasses must be removed prior to use. UPC: 088685637933 Manufacturer Part No: 24 63795 Brand Name: Preen Organic: No Product Form: Granules Rain Proof: Yes OMRI Certified: No Product Type: Preventer Pre Post Emergent: Pre