FOR USE ON: Use Espoma Organic Earthworm Casting on all indoor & outdoor plants including vegetables, trees, shrubs, flowers, & houseplants. CONTAINS: Espoma Organic Earthworm Castings are 100% pure with no additives or fillers. Environmentally Safe - No sludges or toxic ingredients WHEN / HOW TO USE: Add Earthworm Castings every two months to plants that are actively growing. Apply a ¼ to ½ inch layer to the soil surface. Earthworm Castings can also be used to make fertilizer tea. Ready to use and requires no mixing FOR ORGANIC GARDENING: Earthworm Castings are approved for organic gardening; It is a registered Organic Input Material meeting all requirements for organic production MADE IN THE USA: Product of the Espoma Company. The leader in natural organics since 1929.