A complete fertilizer with all essential nutrients from 100% organic ingredients - Added calcium to help prevent blossom-end rot in tomatoes - Long-lasting slow release formula that won’t burn - Environmentally safe - No sewage sludge, hazardous or toxic ingredients Contains: 5.0% Total Nitrogen, 0.2% Ammoniacal Nitrogen, 4.5% Water Insoluble Nitrogen, 0.3% Water Soluble Nitrogen, 6.0% Available Phosphate, 6.0% Soluble Potash, 7.0% Calcium, 1.5% Magnesium and 4.0% Sulfur.