EARTH SCIENCE Earthworm Castings are made with 100% earthworm manure. We never cheapen our product with lower cost fillers of any kind. Professional growers have relied on earthworm castings for years to improve the soil. Regular use increases water and nutrient holding capacity of soils and encourages plant growth. EARTH SCIENCE Earthworm Castings are carefully harvested and packaged to provide the best results. They are an excellent supplement for all types of plants， whether in the ground or in containers.

Natural source of organic matter and an excellent supplement for plants of any kind

Improves overall soil structure

Increases water and nutrient holding capacity of soils

Promotes plant growth

12 lbs. pouch