Did some reading on EC - confess it didn't help much. Seems a high EC canbe moderated through flushing and MJ is fairly tolerant of a moderate EC. Heres the additive info.
According to the company state law prevents an NPK anaylsis on the bag. Its composed of all the usual stuff like fir bark humus, coconut coir, peat, pumice,sandy loam,worm castings,cow and horse manure, oyster shell lime, gypsum, bat quano, fist meal,greensand, kelp meal, as well as chicken poop.
Going to call Roots see if I can get analysis of their soil for comparison.