Down To Earth Bio-Fish 7-7-2 is an all-purpose, nutrient-rich fertilizer ideal for vegetable gardens and all types of outdoor plants, trees and shrubs. A good source of nitrogen and phosphorus, DTE Bio-Fish 7-7-2 can be used throughout the growing season to promote vigorous growth, plentiful fruit and beautiful blooms. Once applied, thoroughly mix into the soil surface and water in well.