One type of light that cannabis plants use (but you probably don't hear much about) is ultraviolet (UV) lighting. UV lighting for cannabis is a slightly more advanced topic. Ultraviolet light breaks down even further into UVA, UVB, and UVC. These different categories of ultraviolet light have different wavelengths on the light spectrum....
Ultra Violet Lighting For Growing Cannabis
Posted by Mr. Grow It on 27th Oct 2021