18/ veg
12/12 flower
plants can start flowering at 14 hours of light but leaving them at that level "can" lead to problems. Keeping plants in veg for longer can lead to larger plants I would not call it exponentially larger yields, think of the space as a yield volume to be filled and how fast...
o well did not mean to scare you never seam to have much to say to busy learning, what is and were is g3c sounds like some place i should put on my radar. is it some kind of clone bank, also what dose one have to do to get of the creepy list on this site. i just have not felt comfortable posting...