I'm going to be running 13 23watt 6500k (20,800 lumans) cfl's for veg in a 2x2x4 tent and was wondering how many 2700k 23watt bulbs I should add for flowering? I've heard it's best to mix them up with the 6500k bulbs but not sure how many 2700k to buy, I would probably be taking some of the...