The TurfGro 57284 is 20-2-10 50% Purkote, AMS, GYP Detonation 50 lb. TurfGro Professional Fertilizers are formulated for your region— your soil, turf and plant needs. Implementing the best performing fertilizer program means meeting the needs of a particular region, all year round – and those needs are different across the country. It is a genuine TurfGro product.