no distilled water is crap./ there is absolutly nothing in it,. we need some of what is in the water, its food to. calcium,copper and so on. in small amounts as it isnt the best source and is harder for the plant to intake.
distilled isnt ro water. distilled is water boiled to a steam then recollected again in pure form. ro is a diff animal. ya no water is ballanced and all will rise ph once the bottle is open waste of money.
distilled i should say isnt bad, just not a choice id use. and costs a fortune. waste of money. what is the tap water there at for ph and ec. if you cant read it look it up at a city web site. should tell you all elements in it and if they use chlorine or chloramine to clean with. if chlorine then use that and evap for 24 hour and its gone. if not need ro and an upgrade filter. ro dosnt stop chloramine as most think. only partialy it does.