An excellent fertilizer for heavy feeders like squash tomatoes corn and cole crops Bio-Fish is granulated for easy application and slow release. It enhances soil development by loosening clay soils to promote deep root expansion and better penetration of water and plant nutrients. In sandy soils Bio-Fish improves nutrient content and adds humus to improve moisture retention. Application Rate: Apply 3 to 6 lbs per 100 sq.ft. Additional application rates included on package. Available in 6 lb boxes 25 lb bags and 50 lb bags. Ingredients: Hydrolyzed Fish Fish Bone Meal Feather Meal Sulfate of Potash Alfalfa Meal Blood Meal Acadian Kelp Meal and Dolomitic Lime.