We are still just learning about the many ways light and its entire spectrum affects plant growth. What we do know, is that plants sense light differently than humans. The human eye might not notice any difference in light intensity or subtle shifts in spectrum over as few as six months. Your plants will.

Light Affects all Aspects of Plant Growth

What is UV and What Does It Do for Plants?

Sections of a Spectrum and What They Do for Plants

What is Far-Red and What Does It Do for Plants?

How Do Plants See Light?