its an mh CONVERSION bulb, it works fine in the same ballast.
Sentinel Reviewed by Sentinel on . Growing Without HPS Light maybe a stupid question but is it possible? like i said in another thread, im getting ready for my first indoor grow. 3-4 plants. im starting with 2 150w CFL's to veg and was going to switch to a 400w HPS that i have. well, i turn it on last night to check it out and somethings broken. its not exactly new and at this point, im not ready to drop $200-$300 to get a new one. my question is are there any alternatives to HPS? maybe more fluorescent? or would i just be better off dropping the Rating: 5