Microbe Brew (1-0.2-0.03), from FoxFarm‘s Bush Doctor® line, is a complex blend of ingredients specially formulated to help plants achieve optimum microbial habitats at the rhizosphere. Microbe Brew contains concentrated amounts of fungi and bacteria spores that will inoculate large populations at a rapid pace. Microbe Brew not only contains macronutrients and micronutrients that feed the plant, but also ingredients specially formulated to feed the actual microbial population. Organic and natural, Microbe Brew can be used in both hydroponic and soil medium applications.