So I have my plants vegging 18/6 under 3 - 2 bulb T8s, growing in a 35% Roots Organic, 35% Organic mix from local green house, 20% perlite, and 10% EWC (or very close to that ballpark). I have been using distilled water, ph periodically and runs between 6.2-6.7, and at this time the only thing...