Jacks Epsom Salt 25lb — Single Unit

Jack's® Nutrients Boost Magnesium Sulfate Epsom Salts provides a soluble source of magnesium and sulfur for use in the Jack's 3-2-1 nutrient program and other professional fertility systems. Magnesium supports chlorophyll production and healthy green foliage, while sulfur contributes to enzyme activity and plant development. This supplemental nutrient source helps prevent or correct deficiencies while allowing growers to adjust magnesium and sulfur independently within a customized feeding program.