Quote Originally Posted by LolaGal
3-1 ratio means take the first thing mentioned and use 3 parts then and second thing mentioned and add one part.

In this case 3 parts potting soil to 1 part perlite.

I find Discount Hydroponics is the cheapest. They are at Discount - Hydro. com (remove spaces) That's where I'd get lighting. They have cheaper prices if u call up and ask. I'm stuck with dialup access, so can't easily look at links, very slow.
http://cgi.ebay.com/NEW-UFO-LED-Grow...QQcmdZViewItem how is it are one of these ok these guys accept money orders it is 400w maybe two or just one to place in my tent?is that what I have to look for 400w?peace thanks please help respond. What do you think about this light pretty expensive but looks official.