An ideal balance of fertilizer for high quality turf requirements. Has the added benefit of Green-Meter Technology with 40% slow release nitrogen, which continuously feeds the turf for up to 10-12 weeks. Green-Up's release is unaffected by excessive rainfall, thereby reducing grass clippings. Provides readily available forms of phosphorus and potassium and a uniform particle size for even spreader distribution. The addition of iron and sulfur to this formula helps your lawn withstand drought and disease. Contains humates for root development. You may seed with this product.