Foxfarm ocean forest mix with happy frog and straight ocean forest at bottom half of pot, 3 gallon fabric pots folded down to handles with bout 2 and 1/2 gallons soil filled, ph between 6.5-7.0, using probe in soil meter, feeding distilled water and spring water with little cal mag every other watering, 2.5ml/gallon when used, ph water going in 6.8, I do have ph meter but using these pots make very difficult to catch run off to check ph, I just water till I feel the bottom of the fabric pot get wet, sitting under 1000w mh running at 75%, temps at 77-80 degrees, humidity 45%, both strains showing symptoms, has improved I think since feeding cal mag but still seems to be popping up on other plants, see pics below, please if anyone can give def answer what to do that'd be so great