Use of UVA and UVB light!

[Stokes]

It shows that its well within the spectrum, and its widely known that too much is terrible for plants.

 

[HeadHunterpipes]

Only LEDs designed to emit UV radiation give off high levels of UV energy. Standard LED light bulbs don’t emit UV radiation, or any other kind of harmful radiation, close to harmful levels.

I have UV-B and UV-C lighting ..


Hey UV-B lighting , 25 watt lights HAVE TO BE 3ft ABOVE THE TOP OF THE PLANTS> Or you will burn the shit out of your plants in 5 minutes