Dr. Earth Organic & Natural Acid Lovers Plant Food, 3-4-3 Fertilizer 12 lb. This spectacular blend builds soil health by making it more acidic, promotes superior bushes and flowers with larger and more abundant colorful blooms. Infused with advanced TruBiotic® consisting of beneficial soil microbes and mycorrhizae all of which ensure that organic nutrients are thoroughly broken down and then released in the soil for plant roots to absorb as needed. 100% organic, it contains no GMO's, chicken manure or sewage sludge. Ideal for azaleas, camellia, rhododendrons, maples, hollies, gardenias, hydrangeas, blueberries, evergreens, ferns, and shade plants.