Quote Originally Posted by omnibuddy
I use UVB supplement specifically to add crystals to the plant. UVB is a key spectrum involved in the THC creation process. You get these at your local reptile pet store and they fit a normal light socket. Highly recommended.
Actually most fluorescents emit UVB - they utilize two mercury lines, in UVA and UVB range to generate light. It just depends on the glass type as to how much UVB you'll get. Also, almost nobody shows UV or IR spectrum for fluorescents, and while there's not much IR there's plenty of UV.