GMO - GMO is an indica-dominant hybrid strain created by crossing the infamous breed, Girl Scout Cookies, with the equally respected Chemdawg. Unsurprisingly, combining these two gives us some heavy-hitting, monster skunk. Perhaps befitting of a strain with a mysterious background, GMO also goes by several different names. GMO marijuana strain has distinctive funk to its aroma. At first, what we are about to describe may seem a bit off-putting, but trust us, it isn’t.