You use Active Charcoal from the fish store. Find a place that sells Koi Pond fish supplies and you should get a good price. About 3 layers of charcoal made up of 5 pound per lay are good for 8-12 months of use.
Zandor Reviewed by Zandor on . need help with seeds, lighting,venting, and fert I have a 3'x3'x8' closet and I'm still a little lost in setting it up. I'm hoping that one trip to home depot will be enough to get everything I need. Please bear with me. 1) I'm looking for the best indica strain from rhino seeds for under 60 dollars. Some potential seeds I've been looking at are snow white, white rhino, mango, and original blueberry. I only plan on growing 3 plants. 2) I guess I'll be getting an HPS lamp but I don't have too much money to spend. Anyone know what Rating: 5