Quote Originally Posted by Nosehit
You can but you'd be better off going with bulbs that were made specifically for growing herbage, that being said you will generally pay more for those bulbs. Not all HPS and especially MH lights are made for growing, but you can still use them with no trouble and good results. Just not the optimum. IMHO
Yeah, thats correct. If someone was to get a bulb that wasn't made specifically for growing, it could possibly pose a fire hazard.