Southeast Mix is ideal for blending with mixed fertilizers for soil application and plant applications. Granule size and bulk density closely match other fertilizer ingredients providing uniform distribution of nutrients. Balanced Nutrient formula containing Zinc, Manganese, Boron, Sulfur, and Copper. Derived from Borax, Copper Oxysulfate, Manganese Oxysulfate, Zinc Oxysulfate. When applied as directed this product meets the guidelines for metals adopted by the Association of American Plant Food Control Officials.