Turns tired lawns into lush green lawns. Twice the efficiency of synthetic nitrogen. Contains 15 essential nutrients. Slow, natural release. Non-leaching. Safe for use by lakes and streams. Balanced formulation. Promotes soil microbe growth. Contains mycorrhizal inoculants. Perfect Blend Organic 25-lb 2000-sq ft 8-4-2 All-purpose Fertilizer | 307813