I'm now at day 3 of flowering for my 4 plants..A.Haze Gorilla Glue Big Bud!! Using 600 w hps...switched from MH..5 gal buckets veg for 6 weeks...also using 1200 w LEDS...DWC
You can keep those plants short/stout if you keep the MH bulb in for the first 2 weeks of flowering. It works. But if you are ok with them gettin a little tall then keep it HPS. You can even throw a MH bulb in there for a mixed spectrum.