Speedbag, When using the areogarden pump over a long period of time can cause stem rot due to being wet at all times. So we substitute a airstone inside to bring oxygen to the root system.
Axlrose, as you may know you can grow you're MJ plant any size you want with topping ,scrog and LST methods. Mine grew close to 3 feet i do think in height.
Thanks for the comments guys,
Thanks Edward.