So many of our efforts as cannabis cultivators are intended to improve the interaction between the plant and soil. And yet, most of us know very little about how plants and microbes really communicate and exchange nutrition and other resources. On this episode of Shaping Fire, host Shango Los talks with plant biologist Sarah Lane about these extraordinary secretions of plants known as exudates, their essential roles in the rhizosphere, challenges with the 24 hour light cycle, exudates in soilless substrate, and the inadequacy of replacing exudates with molasses when feeding microbe life in the soil.