Great White® is the most complete mycorrhizal product on the market. The cutting edge formula contains 15 different species of mycorrhizal fungi, 19 different species of beneficial bacteria, 2 species of trichoderma, plant vitamins and glycine all in one product. Research shows that this powerful formula will ignite plant and root growth giving plants the tools they need to maximize yields. Extremely versatile product which can be mixed in with any substrate or simply sprinkled, diluted or drip fed. Gives your plant a head start!