hey, now i only have 1 type of "sun" source and then i have a blacklight. It is a 60 watt growing bulb. (i got it at a flower store, so i know its for growing). ok i took your advic eand i kept my light on for a full day and then i kept my blacklight on for abotu 6 hours.. and i went and checked and it grew abotu a half an inchand now it is startign to grow its third set of leaves and i can see sum crystals ...it's startin to get a lil stinky too....is it too soon or is it the righ time.. but do u htink that it is a good idea for the black light? well thanx for the advice, if you have any more just write me back!!!!! sincerely bUrnEd_oUt420
Im just saying, if its an actual black light its not going to work from everything ive read, im stoned so if im wrong, I am sorry.