Sustane’s Organic and Natural All Purpose Plant Food 8-2-4 is a slow release nitrogen fertilizer that provides lasting plant nutrition and is perfect for lawns and landscape areas. Provides essential plant nutrients Ideal for professional organic, quality lawn Promotes leafy, green growth on all plant varieties Slow release, organic nitrogen for lasting plant response This product is recommended for use on lawns and landscape areas as well as trees, shrubs, flowers, fruits, vegetables and all plant varieties. Recommended application rates, two to three times per year for vigorous, vegetable top growth.