MicroSource, LLC

Plant nutrition manufacturing for wholesale and private-label markets is the core business of MicroSource, LLC. Its portfolio covers dry and liquid micronutrients, complete nutritional starter fertilizers, nitrogen stabilizers, ortho- and polyphosphates with added zinc, adjuvants, organic acids, plant growth regulators, biostimulants, and proprietary formulations. Technical offerings include OMRI-certified dry micronutrients, EDTA-chelated and complex liquid combinations, and AAPFCO-defined urease and nitrification inhibitors based on NBPT and DCD. The company also produces slow-release nitrogen from urea triazone, spray-grade ammonium sulfate additives, and humic and fulvic acid solutions for soil or foliar use.

Formed in 2015 as a division of MacroSource, the business has roots in Shakopee, Minnesota, and serves companies in the United States and international markets. It operates exclusively as a wholesale supplier, combining formulation expertise with research and development, custom manufacturing, logistics, and private-label production. Its crop nutrition products are designed for fertilizer blends, starter applications, foliar feeding, soil treatment, and nitrogen management within agricultural production systems. The company is a business unit of MacroSource, a wholly owned subsidiary of Marubeni Corporation. This structure, together with manufacturing and storage operations in Shakopee and a warehouse in Morehouse, Missouri, supports supply programs for wholesale customers and their grower markets.