supplimental

Hey everyone, Planning out my next run and want to use FloraFlex Nutrients Veg 1/2 Bloom 1/2/Cal-mag/PowerSi/Hydroguard and am curious if anything else would be beneficial to supplement with. Plants will be living in a 4x4, 4x DWC, 480w Quantum Board

Ive been interested in adding UV to my grow setup as Im currently running 3000k 90 CRI COBs and am not getting much blue or uv during flowering and would like the benefits of increased potency and terpenes. What would be the best way of adding UV light to a 3x3 tent ? Ive mostly seen mentions of...