Espoma Holly Tone is the spa treatment your acid loving plants have been craving. This balanced 4-3-4 blend delivers the ingredients to change the soil so that it perfectly suits your evergreens and plants that grow better with lower pH. Because this blend is completely natural and organic it contains nothing you haven't seen and nothing engineered in a lab. Holy Tone consists of 4% Nitrogen, 3% Phosphate, 4% Soluble Potash, 3% Calcium, 5% Sulfur, and 895 colony-forming units per gram of helpful microbes. Don't worry about bleaching or burning from this convenient slow release formula, and it is completely safe to use around children and pets. Let your plants meet their full gorgeous potential with Espoma Holy Tone!