Down To Earth Feather Meal 12-0-0 is derived from hydrolyzed, dried & ground poultry feathers. An all-natural source of slow-release nitrogen, it is perfect for corn, tomatoes & 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 & an adequate seasonal supply ensures plenty of shoots, flowers, fruits & vegetables. Slow-release nitrogen for heavy feeders & long season crops.