The application of light to plants, whether it be sunshine or from electricity, is an important part of the overall skillset a cultivator needs to perfect their craft. On this week's episode of Shaping Fire, host Shango Los talks with former NASA lighting scientist Robert Soler about some of the key threshold points in the relationship between the light spectrum and cannabis plants that impact all cultivators, clearing up some botanical myths that persist in cannabis cultivation, and a bit about how working under artificial lights impacts the lives of professional indoor cultivators.