About Us At Van Grow Biotech we explore many different aspects of plant and animal health with a primary emphasis on microbial fermentation. ABOUT Van Grow is an innovative company with big ideas based in Longmont, Colorado featuring its own test labs and production facilities in-house. Learn More Active Culture Forage Products Learn why our premixed, active culture forage products are superior to freeze dried inoculates Learn More BIOMASS PRESERVATION Naturally occurring microbes are selected for their preservation properties and amplified in our state of the art facility. Learn More