Provides a slow release form of natural phosphorus to help plants produce sturdy root systems, hastens maturity, and stimulates plant growth. For use on bulbs, roses, flowers, and shrubs. Excellent for vegetable gardens. Application rates: Beds: 5 to 7 pounds per 100 square feet. Bulbs: 1/2 to 2 teaspoons per bulb depending on size, placed 2 inches below bulb. Analysis: 0-10-0.