I may still be a little dim on what you're asking, but I would place the younger plants, under the 400 ... older plants can tolerate the higher lumens easier than younger plants ... I have light-bleached smaller plants before
the image reaper Reviewed by the image reaper on . 1 400 and 1 600, start under the 400? Hello! I have a 88 inch by 34 inch cab that currently has 2 400 watt hps fixtures. I just got a digital 600 from a buddy. I plan to run a perpetual setup, harvesting once a month. My head tells me to start the new flowering plants under the 400, then at week 4, move them to the 600 when that side gets harvested. I just wanted some opinions because maybe I'm wrong. Should I rotate between the 2 every few days? (HUGE pain im growin in combos of tubs and buckets). Should, for some reason, Rating: 5