I grew this gelato 41 clone, from the clone guy company. It was freshly rooted when I got it in a rockwool cube, I don't know the size cube, either 1 1/2 or 2 in. though. It was vegd out in a coco/perlite+compost/soil mix in 3 gallon plastic pots, for 4 weeks, and transplanted to a 5 gal fabric...