Product Info Catalog Outdoor Fertilizers, Chemicals & Spreaders Fertilizers St. Augustine Weed/Feed, 14-0-6, 20-Lb. St. Augustine Weed/Feed, 14-0-6, 20-Lb. Request a Quote UPC: 89494511087 SKU: 133106 Model Number: 151108 St. Augustine weed/feed, rite green, 20 lb, 14-0-6. For use on St. Augustine, Carpetgrass, Centipede & Zoysia Lawns Covers 4,000 sq. ft.. Active ingredient Atrazine Convenient 20 lb bag No phosphates better for the environment