... kush, there have been many folks with problem using KS,.. I'm one of them as well! And coco is a very different sort of medium, not even a true soil, so I think it's a bad choice to pair with any supersoil type set-up,... what's you water source, pH, and EC/ppm's? Are you pHing the water? Symptoms look like she eating the fans, tapping out the P mostly i think,... this fits, as the KS has shown to be consistently short on the necessary P source in it,... I suggest getting a solid pH reading of the mediums in that pot, both coco and KS layers (if you have a probe, otherwise the run-off method is not recommended in this case)... and find an organic bloom or PK booster, like Roots Organic HPK,...