Down To Earth’s Feather Meal 12-0-0 is derived from hydrolyzed, dried and ground poultry feathers. An all-natural source of slow-release nitrogen, it is perfect for corn, tomatoes and fall harvested vegetables. DTE Feather Meal should be incorporated into soils before planting or side dressed throughout the growing season to provide a steady release of nitrogen necessary for optimum plant growth. Nitrogen is essential for all types of growing plants and an adequate seasonal supply ensures plenty of shoots, flowers, fruits and vegetables. Derived from ground feathers High N 12% that is slowly released (6-9 months or longer in soils with low biological activity). Use on plants that like a slow release of N including corn, leafy greens, trees, shrubs, and many other vegetables. 1-2 tbs per plant or 3-6 lbs per 100 sq ft Compare this product with additional nutrient-specific fertilizers selected for garden and farm fertility programs.This compact box is suited to raised beds and smaller gardens that need a measured nitrogen source.