Citrus-tone is the ultimate plant food. It is an all-natural and organic plant food enhanced with thousands of living microbes and is approved for organic gardening. It is perfect for all citrus, fruit, and nut trees and provides a safe, continuous, and complete balanced feeding. It helps in the development of the entire tree. It contains Bio-tone, which biologically enhances plant food to ensure superior plant growth. Guaranteed analysis 5-2-6. With a long lasting, slow-release formula you can know your plants are receiving the nutrients they need and want.