i have an ATF, and a Hawaiin Frost in 3 gal pts that just started floweringt, in all Grodan GowCubes and a top soil of coco/pearlite/peat/WC's. they, well all my plants, have only been getting Earth Juice products, Jamacain Bat guano, Mollasas, and superthrive.
they seem to love the enviroment...