Sun Gro Horticulture Black Gold Earthworm Castings are listed by the Organic Materials Review Institute for the production of organic food and fiber. Black Gold Earthworm Castings are an all organic soil amendment that's excellent for use as a top dressing, diluted to make a rich liquid "tea", or mixed with any soil to stimulate plant growth.

Usage:

• Annuals and Perennials
• Bedding Plants
• Outdoor Containers
• Potting Mix Component
• Vegetables and Herbs
• Garden Soil Amendment
• Raised Beds
• Trees and Shrubs