Jonathan Green Green Up Crabgrass Preventer Lawn Fertilizer For All Grasses 15000 sq ft Traditional Style Case is black Case is black Minimum threshold width required for proper installation: 3 1 16 in ) Application Season multi season Container Size 50 pound Coverage Area 15000 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) 20 0 3 Phosphorus Free yes Application Conditions dry Iron Included no Pre Post Emergent pre emergent Primary Usage crabgrass preventer Size of Lawn large (10000 sq ft+) Jonathan Green’s Crabgrass Preventer plus Green Up Lawn Fertilizer feeds the lawn for up to three full months and provides pre emergent control of crabgrass