Give us some more info. Theres a few things it may be. Over watering, sativa leaner, it might not be in the light enough, it could be russet mites, maybe its hungry. Theres lots of details besides it its in ffof and its only getting molasses. Has it been fed before? How tall is it? What lights are you using?..... ..... ....
I agree with @Alienwidow much more info needed. But, if I were hard pressed to make a determination based on one picture...IMHO (not necessarily fact, check out others opinions as well)..I would start here: