I have some small led black lights that cover one of the uv spectrums. A I think. I bought them from a chinaman named T Mu. 5 volt usb.
From what I read you don't need much. Uv.
Couple weeks at the end of flower. For a few hours a day. (UV) I'm purdy sure IR is not visible to the human eye.
I have some small led black lights that cover one of the uv spectrums. A I think. I bought them from a chinaman named T Mu. 5 volt usb.
From what I read you don't need much. Uv.