Tree and shrub fertilizer. Ideal for evergreens, dogwood, hydrangea, magnolia, and most other acid-loving trees and shrubs. Encourages vigorous root growth and lush foliage. Also ideal for acid-loving plants such as azaleas, camellias, and rhododendrons. Easy to use, apply directly to the soil. Won't burn plants when used as directed. Feeds for up to 3 months.