This might be construed as an ad, but it contains useful info. Full disclosure: I do own one of these lights, which is why I received the video.
I watched this the other day. It's good and understandable. It made me think of the future with how he did that spectrum analysis with chlorophyll. Maybe someday we'll be able to tune our lights for what each plant is actively using Sent from my SM-G950U using Tapatalk