- 100% Natural and Organic Fertilizer
- Excellent source of Nitrogen if blending your own fertilizer
- Can also be used as a tea by mixing with water
E.B. Stone Organics Bat Guano is a readily available source of nitrogen. Bat Guano has a long history as a natural source of plant nutrients and was popular with farmers and gardeners. It is suited for use with container plants and as a fast acting stimulant for early growth. E. B. Stone Bat Guano is also ideal for use whenever nitrogen is needed in the garden. Use it to encourage green growth. NPK: 9-2-1 Derived from: Bat Guano.