Zinc Sulfate Powder 35.5% Monohydrate Plus 16.5% Sulfur Greenway Biotech Brand (25 Pounds)

- Greenway Biotech Organic Zinc Sulfate Monohydrate 35.5% Zinc Plus 16.5% Sulfur "Greenway Biotech Brand" - Great as Zinc Supplement for Plants and Lawns (especially Pecan Trees) - Improves Zinc Deficiency in Plants - 100% Water Soluble