Espoma Holly-Tone Organic Dry Plant Food, 4 lb. is specially designed for acid-loving plants such as hollies, azaleas, dogwood, evergreens, rhododendrons, laurels, and raspberries. This unique plant food provides all 15 essential nutrients needed for vibrant and healthy plants. Its long-lasting natural organic ingredients break down slowly to deliver continuous feeding while improving soil conditions by enhancing aeration and moisture retention. Safe to use, it won’t burn plants or leach out of the soil. organic by the USDA, this product comes in a convenient ready-to-use 4 lb. pour bag with a balanced 4-3-4 formulation to support your garden’s growth and vitality.