Corrects soil acidity and helps loosen heavy clay soils. Increases soil pH. Can be used to keep down odor and Flies around stables, outhouses, etc. Supplies Calcium to plants and microorganisms.
VPG™ Hi-Yield® Aluminum Sulfate4lbHelps create an acid soil condition for plants. Intensifies blue color in Hydrangeas. Use on Azaleas, Gardenias, Camellias, Rhododendrons, Blueberries and others...
VPG™ Hi-Yield® Soil Sulfur4lbHelps create acid soil conditions and also acts as a soil conditioner. Helps lower pH in excessively alkaline soils. Is slow acting but long lasting.