6/16/20: Worrisome signs of pH issues perhaps with CalMag lockout? I adjusted pH to 6.56 RO+MegaCrop (1/4 teaspoon/gal) @ 185 PPM. 400mL total vol
Measured runoff water @ 6.38 pH
6/17/20. Plant perked up after watering. Still bad marks on leaves. Do I need CalMag?