i have and still do grow f-13 it is without question verry verry kind. lots of phenos and mabey even a few mutants. its a tricky girl to please so be prepared to shift gears if needed.some of the tastiest weed you will ever smoke though.follow this link for more on f-13https://www.rollitup.org/general-marijuana-growing/103365-how-could-something-looks-like.htmlhttps://www.rollitup.org/general-marijuana-growing/103365-how-could-something-looks-like.html