there are probably lots of strains good for 12-12 from seed i only mentioned 2, yields under my 400 go between 6- 14 oz wet, not huge but i do 4-6 plants at a time.......... thc bomb and white shark are ok 12-12.ive heard you can do this but i wasnt to sure how much you yeilded of this? to my knollage overall you would yeild more of alot of low ryders? is that just them 2 strains you can do that to or it any? once again sry for all newb comments and thnks ofr ur help