Yes but where will you get your source of UV RAYS if you eliminate the MH?

MJ produces resin, in part, to protect the seeds and flower, and, UV RAYS are identified as being part of what increases resin production.

I dont think HPS puts out much in terms of UV Rays....do they?
HARDDON Reviewed by HARDDON on . mh or hps well i no hps works best on flowering and mh works best for vegatative growth wich one would be better to get Rating: 5