Healthy Grow 4 Lb. Organic Worm Castings Manure

100% pure worm castings. Softens soil and increases microbial activity. Feeds plants naturally while encouraging vigorous root growth and improving overall soil structure. Allows plants to more effectively utilize nutrients, enabling soil to retain nutrients longer and improving moisture holding capacity in light soils. Ideal for seed starting, new plants, and established plants. Natural source of nitrogen, calcium, and iron. For indoor and outdoor use in gardens, vegetables, flowers, fruits, trees, and shrubs. 1-0-0. OMRI (Organic Materials Review Institute) listed.