Started using my 22” uv light. I keep on toasting the tips . I was doing 40 min 3x a day ,then 20 min 2x a day.on off! I should give it up . I have a deep red to put in place. That will be 330 watts in a 2x2. The two banners in the back are a week behind. BD coming down in a few days. Spotted amber, start the flush. Just Photosynthesis Plus and ph 6.4 . Peace !