16oz Citrus Fertilizer & Fruit Tree Fertilizer – Makes 32 Gallons of Tree Food for Fruit Trees, Oranges and Other Citrus Trees, Premium Liquid Plant Food for Healthy Growth and Juicier Harvests. FRUIT-BEARING TREE FERTILIZER: This liquid fertilizer for outdoor plants also works great as a fruit fertilizer for fruit-bearing trees, feeding your plants quickly with the micronutrients they need.