Why do I always agree with jekyll, it's disturbing.Genexis:
Looks like over watering to me, and your soil looks rather black (lacking perlite), plus it's stretching a bit, you may wish to consider bringing the light source a bit closer.
Dr. Jekyll
So you started nutes after just two weeks, this is likely a key factor to the poor performance of your pathetic plants, plus what's up with two plants in one container, couldn't afford an additional pot or just thought two is better than one?
Mr. Hyde