They have more than enough room plus thats why im lst to control the growth and obviously more colas. But definitely will be turning the ones on the end every few dayscan you fit them into a 12 foot by 12 foot area? probably, but they might be a little crowded, and remember, the ones on the outer edge are going to need to be turned every couple of days or one side will be under developed, will you be able to get to them, or will they be immobilized in a scrog net? if netted, you might want to go with a slightly smaller footprint area, like 11 x 11, to make sure the ones on the outside get sufficient coverage