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ph issues

  1. R

    Help! Whitening of leaves overnight

    First time caretaker grower, & I'm in the 5th week of vegetation. I've had many, many issues with PH balance which has stunted the growth. FYI - aeroponic system 20 gallon soilless 15 min on / 15 min off water pumping into root system 18 hrs flourescent lighting 6 hours darkness good...