18/6What light cycle is best for the whole run?
Of course you can...it is just not the best option for reasons you yourself stated.grow journal by RookieBuds - GrowDiaries
"Autoflower 12/12 lights" cannabis grow journal. Strains: by RookieBuds. Grow room 1, growing in . Harvest yield, seeds review, grow details.growdiaries.com
You can ABSOLUTELY grow autos under 12/12. Check out my diary. I've done it twice, from seed. It's not recommended because it does lessen your yield, and could possibly reduce bud density. But potency will still be on point.