Quote Originally Posted by ChroniQevil
no you cant switch it to flowering yet. you must keep it in vegetative state for about 4 weeks, then you can switch to 12/12. once in 12/12 it will remain this way for about 2 months. so the soonest you'll harvest will be around the end of April. as for the lights, MH(metal halide) is ideal for vegatating while HPS(high pressure sodium) is best for flowering. do you only have one plant? if so, remember chances of it being female are 50/50 so i'd suggest germinating some more seeds. good luck
Yes he can start 12/12. Not that I would but he has a time problem so it's either flower and try for a little or non at all I would guess.

You can even flower from day one if you must. Not sayig you will get much of a yield if any but you can do it.