i dont know .im still working on same tree.i figure 12 z,s on this one tree.so far i have 3 z,s and drying from one middle tree that got more sun than others,who says a pot plant wont be harvested before sept outdoors.atleast i thought i read it somewhere that the light cycle means lots.hell i started in feb on this one and march on another and last 2 planted in april,i still have more to cut off this tree yet,so im looking ok again this year .i thank my high above .smoke pot,do it alot,grow more smoke it alot more.