more and more people are using HPS (high-pressure sodium) throughout the lifespan of the plant ... supposedly, using a HPS in vegetative growth phase will stretch the plant a bit more, but mine seemed about the same, as under the metal halide ... ?? ... :smokin:
the image reaper Reviewed by the image reaper on . is this a good deal on a light? 400 WATT HPS CLOSET GROW SYSTEM. - eBay (item 270353250091 end time Mar-11-09 05:07:24 PDT) it seems decent and comes with a growing and flowering bulb. Rating: 5