I dont think that the plants absorb any CO2 during the dark hours... so make sure that you have the right amounts of CO2 in the air when the lights are on. I could be wrong, but Im pretty sure that the plants do all the light and co2 gathering during the light hours and do most of the streching...
Re: Kali--orange
I usually keep the pollen sacks in a mason jar, letting the air get to it about twice a day, then use a q-tip, the butcher has a awesome tutorial about breeding...
Buster
McBudz, your journals are by far the best on the site. Just a quick question, during flowering, up to what point can you "mist spray" h2o on the flowering plants, I was thinking up until the last week right? Just wanna make sure that its during the day though because you want the water to...