Black Owl Biochar RAW adds the punch of biochar to soil fertility while recharging the soil ecosystem. A blend of organically-listed vermicompost tea and Black Owl Biochar's Premium Organic product. Together they provide powerful benefit in the revialization of soils. Bio Char has the ideal particle size to maintain soil biology and remains in the important germination and root formation area. This results in increased cation exchange and nutrient uptake and contributes to the health and vigor of plants.