Rev Up your Rhizosphere with Botanicare’s new Biological Inoculant, ZHO. ZHO contains revolutionary supercharged Endomychorrizal and Trichoderma fungi that naturally build a microbial system in and around plant roots significantly improving a plants growth, vigor, and production. Unlike other rhizosphere inoculants currently on the market, ZHO contains special amino acids designed to intensify the rhizobial activity that ZHO ignites. Apply 1/4 teaspoon of ZHO twice during your grow cycle and your plants' vitality and development will exceed your expectations.