Organic Citrus-Tone 5-2-6 Natural & Organic Fertilizer and Plant Food for All Citrus, Fruit, Nut & Avocado Trees; 8 Lb. Promotes Vigorous Growth & Abundant Fruit. CONTAINS: Citrus-tone is a rich blend of the finest natural & organic ingredients enhanced with our exclusive Bio-tone formula; 5-2-6 Fertilizer analysis with 5% Calcium.