SoilSoup
SoilSoup manufactures Actively Aerated Compost Tea (AACT) brewers and brewing supplies (in Kingston, WA). AACT is used as foliar spray and soil drench in many grow operations. It is most powerful as a foliar spray, as it naturally colonizes the leaf surface with beneficial bacteria. The beneficial bacteria provides protection from powdery mildew, molds, mites, etc.