Or you could get a ballast where you just click a switch and use whatever type of bulb you want. That's how mine works, although I have yet to click it to MH and put an MH bulb in it...but it's nice to know I can, and I'm sure I will eventually.
jamstigator Reviewed by jamstigator on . help with getting my project going this is my first attempt to grow so i have some questions about everything my set us is in a 3 by 3 by 9 closet, i'm growing nirvana ak 48, i plan on painting the walls white or should i use mylar LIGHT? i'm buying everything off of insidesun.com. 1. what type of light should i use after they sprout and for veg? 2. should i use 250 watt mh or 400 watt for my space? 3. when the veg is over and i want to flower should i use a 250 hps or 400 hps 4. do i need to buy another light or Rating: 5