Image gallery for: Aquaponics systems a vertical aquaponic system grows vegetables without soil in columns above a fish tank it is a water efficient and space saving way to garden and raise fish by growing vertically you can produce about twice the amount of plants as you can with a hydroponic system of the same area one five foot tower can produce more than 200 heads of lettuce per year and it uses a small fraction of the water needed to grow crops in soil like aquaponics systems us and see the easy steps of building your own aquaponics>>http bit ly 15atrcn