Southern Ag Sulfate of Potash 0-0-50 Catalog Outdoor, Lawn & Garden Gardening Southern Ag Sulfate of Potash 0-0-50 Manufacturer : Southern Ag Description • Corrects Potassium deficiency in avocado, beans, corn, cherries, citrus, grapes, palms & roses. • Strengthens plants, making them less susceptible to disease & adverse conditions such as winter. CONTAINS: Granular grade potassium sulfate. Not for spraying. USE ON: Vegetables, flowers, shrubs and lawns. FOR:Use in potassium low soils. Helps plants form healthier, stronger roots, stems, and tubers. RATE: .5 lb. per 100 sq. ft. APPLICATION: Spread over treatment area and water in. Rates Please contact us for current pricing and availability.