So, how do you do it? Well, first you need to figure out a space and measure to see how big it's going to be. You'll need the greenhouse to be close to an electrical outlet, too, and it's better if the area is already fairly warm. One of the best places for an indoor greenhouse is your attic because you won't have to worry about all the foot traffic and attics tend to stay warmer than the rest of the house. [...]