I found what you were talking about deep in page 5, with the high PPM causing the roots to "shut their mouths". I knew a little about this from reading about PPMs and how if you get it too high, the plant can't take up enough water and things get locked out.

I also found this interesting:

Quote Originally Posted by PharmaCan
It seems you are implying that I overfed the plants. I hafta tell ya that I'm too damn stupid for implys. If I made a mistake ya need to just slap me up side the head with the facts. Subtlety and inuendo are completely lost on me.
Looks like we are in the same boat here, buddy. :jointsmile: