https://www.rollitup.org/indoor-growing/399652-two-23w-cfls-43g-yield.html
I added up all that he used and it couldn't have been more than $80 total and got 43g, making that $52 per zip.
Pullin Weed's just got a gram per watt with 2 or 3 CFL's. If he used cheap nutes, I'm sure he grew it for pretty fucking cheap. Google it:
Pullin Weeds CFL Grow RollItUp
Very good smoke. Snagged some at a festival once, many summers ago. Excellent fruity flavors busting at the seams. Keep those beans in good condition, 'cuz those are some good genes.