Twisted leaves

8 days into flowering, top leaves are appearing twisted plant seems fine in all aspects! Is this normal, 2nd time grow 1st time actually getting into flower! 12/12 lights 2plants 2x4x5 tent 12 100watt 2700k cfls,in FFOF soil used GH FloraNova Grow now Bloom one inline fan in and 1 out, temps at 82-80 lights on not sure with lights off! Will post pics soon...

too much nitrogen but not way too much. had the same problem. they probably twisting almost into a 90 degree turn??