Fiskars IsoCore 22 oz Milled Face Steel Head Steel Framing Hammer Planters and Pots ) Application Season spring Container ) Application Season spring Container Size 15 pound Coverage Area 5000 square foot Grass Type all grasses OMRI Certified no Organic no Packaging Type bagged Product Form granules Suitable for Vegetables no Water Soluble no Fertilizer Analysis (N P K) 21 0 3 Phosphorus Free yes Application Conditions established Iron Included yes Pre Post Emergent post emergent Primary Usage weed & feed Size of Lawn medium (4001 9999 sq ft) outlet into automatic irrigation system with anti siphon valve reducing punishment your body takes Head optimized for balance texturing features dimples for grip and smaller dimples where the palm sits to prevent blisters Full Lifetime Warranty