You can do a recirculating system with the holes at the top of the container. I've seen pictures of this done and they're called bio-buckets.
Gen Reviewed by Gen on . input wanted on hydro garden concept I'm interested in experimenting with Hydroponics, however I don't wanna start a huge system yet. I'd like some input on a small water culture system that I'd like to start. Basically, I would use a 5 gallon bucket as both the growing container and the reservoir. It would not recirculate water, but would use an air stone. I would change out the water and nutrients every few days. I'd use rockwool as a growing medium and keep a close eye on the ph. Would this work? Or is it absolutely Rating: 5