Steamed and powdered Feather Meal is high in nitrogen yet slow-releasing. Therefore it is an ideal fertilizer for most leafy green vegetables corn brassicas fall sown cover crops and compost piles. Mix this product with your soil before planting for best results. Application Rate: Apply 4 to 8 lbs. per 100 sq. ft.. Additional application rates on package. Available in 6 lb boxes 20 lb bags and 50 lb bags.