Unique Natural Blend: a high phosphate fertilizer combining bone meal, rock phosphate, and fish bone meal with minerals and natural growth stimulants, designed to meet specific requirements, and to improve the general vitality of the soil. Guaranteed minimum analysis: Total Nitrogen (N) 2% Available Phosphoric Acid (P2O5) 8% Soluble Potash (K2O) 4% Sulphur (S) 2.3% Calcium (Ca) 4.5% SUGGESTED APPLICATION RATES: Garden, landscape and lawn: One 10kg bag covers approximately 50 square meters (500 sq. ft). Apply up to once a month or as desired. In garden and landscape applications, gently dig into the soil surface where possible.