Lose the Aluminum foil and think mylar instead.

As many lights as you can remove the heat from.

No, you will need to lightproof any hole you cut.

Get your roomates' permission. If they truly think 'just a few plants' is okay, then why do you have to hide it in the attic disguised as a computer box? A larger cabinet would be FAR easier.

Fiberglass insulation is not a fire hazard, but the amount of sawdust present in most attic crawlspaces IS.

It doesn't sound like you're in a really solid position to be growing indoors right now. Have you thought about an outdoor crop in spring?
stinkyattic Reviewed by stinkyattic on . Planning first grow and need advice I'm only planning to grow 1-2 plants. I'm using a box which is 19 in (height) x 15.5 in (width) x 12 in (depth). I'm going to cover the inside of the box with aluminum foil. My main question is about lights. I have a bunch of 23 watt light bulbs. How many would be enough for 1 plant? Also the light bulbs have those twirling fluorescents inside a glass sphere. Will those still work? I switched those for energy saving lights so now I just have them lying around (around 30...hahaha). I only Rating: 5