Bonide 4 Lb. 0-0-0 Aluminum Sulfate

Aluminum Sulfate 15% sulfur. Lowers soil pH for acid loving plants like azaleas, camellias, gardenias, hemlock, holly, cedar, blueberry, rhododendron, dogwood; turns hydrangeas blue. Includes easy-to-follow chart. Works in all soil types. Analysis: 0-0-0. 4-pound bag.