hey guys i was wondering if it is adviserble to ph my tap water to a ph of 5.8 before i mist my plants!!! do i need to ph my tap water first, my tap water is a ph of 7.4 straight from the tap!!! will water thats got ph in it corse any burn spots on leaves after misting them over a period of time due to the water having ph in it as i know that ph can and will burn things!!!!!! thanks for your help guys )