I have courgette, chard and peppers at the moment. I am waiting till the weather cools before starting lettuce
This is the pump I have got going at the moment. I went bigger than I need so I am able to expand
This photo is where the water returns to the tank
The water falling helps aerate the water in the tank.
These last pics are just a couple of other angles
If I were to do it again I would partially bury the tank and get a bigger green house (It's 6x8)
Any questions just ask and I'll try and help
My bad. The second pic should be