Predicting Stem Elongation and Leaf Expansion: Percent far-red is a better predictor than PPE
27:59
Far-red: The Forgotten Photons
22:53
Toward an Optimal Spectral Quality for Plant Growth and Development
16:48
PAR, PPF, PPFD, and PFD Explained
29:07
How Dark is Dark Enough? Darkness level requirements for plants with Dr. Bruce Bugbee
44:12
Cannabis Grow Lighting Myths and FAQs with Dr. Bruce Bugbee
37:23
Grow lighting Masterclass with Dr Bruce Bugbee - Grow Light Spectrum Discussion
11:38
How Ultraviolet Radiation Affects Plants with Dr. Bruce Bugbee
32:21