Worm Earth Infusion is 100% Organic with NO additives and ODOR FREE. Worm Earth Infusion is made from premium earthworm castings. Rich in nutrients, trace elements and beneficial microbes. Worm Earth Infusion will not burn plants, and is filtered so it can be used as a foliar spray and in hydroponic and irrigation systems. Dilution rate as follows: 1-2 Tablespoons per gallon of water. OMRI LISTED