Espoma CT4 4-Pound Citrus-tone 5-2-6 Plant Food 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 All natural organic Formulated to produce abundant and flavorful citrus fruit Based on university recommendations 38839 4-Pound bag