Four feet high?

You better do a SOG grow.

Add the height of the lights and the exhaust, add the flowering size soil container you will eventually need and see how much room you have left...

About 2 feet????

Not much room.
HARDDON Reviewed by HARDDON on . Expert Grower input wanted Ok im planning on growing for the 1st time. Im building a grow box about 4feet high,4feet wide,2feet deep. so my questions are 1. Which is a good lamp to use? 2. which plant can i grow in the box? i dont want them to grow over 3feet any higher i think the lamp would burn them. Rating: 5