heres a novel idea...try 5 dollar 20 gal. totes and vermiculite and perlite...2/3 perlite..1/3 vermiculite. you will save a ton of money and get amazing resuts....then as you learn move on to more complicated systems,,,
i dont know where you live but your spent way too much on nutes!! for about 120 bucks you can get general hydoponics and superthrive.....you can actually use this with little to no ph problems..a bit of ph down is all you will need.oh and the person who said you can keep them in the cubes is...