The yellowing of the leaves on the rooting clones is a good thing. It will happen in soil as well. It's signs of the plant eating itself to make new roots. As long as they don't get too wilted your good.
I would suggest asking a mod to move this into the grow journal forum if your going to do regular updates on the grow.
I would suggest asking a mod to move this into the grow journal forum if your going to do regular updates on the grow.