I would say a couple weeks at least. It will fatten up alot in the next couple weeks and you want the most if not all the white hairs to turn orange and recede back into the buds
Bad question. To many factors go into yield. So no one can Tell You. When they say a pound they are not serious but that is gonna be the common answer you will get. Dont worry about yield and just take care of the plant. That will come.