BUY volumes of OMRI-Listed worm castings in bag or bulk, OMRI-Listed 622 organic fertilizer, IGI 18-0-5 fortified organic fertilizer, IntelliTea – a lactobacillus / worm derived liquid inoculant and fresh-brewed TeaSoak – an aerobic plant tea formula that can be customized by soil or crop type. IntelliGrowth Industries of Wisconsin now has a local contact; Steve at 920-573-0430. Need help with your soil? IntelliGrowth has bulk volumes of an organically rich compost. IntelliGrowth holds a valid fertilizer license for the State of Michigan and can be found in the OMRI Directory.