An all natural, high purity mineral that can be used both as a plant food to provide the nutrient sulfur and as a soil amendment to correct the problem of alkaline soil. (Turns Hydrangeas from Pink to Blue)
An all natural, high purity mineral that can be used both as a plant food to provide the nutrient sulfur and as a soil amendment to correct the problem of alkaline soil. (Turns Hydrangeas from Pink to Blue)