Originally Posted by
puglogic
I would not personally use that water on any edibles, no......but that's a personal choice I make (we also don't use toxic house cleaning chemicals, or soaps/shampoos/cosmetics with unpronounceable chemical names). Most moss killers are ferrous sulfate, but some are more toxic chemicals that I personally wouldn't want to end up as part of the cell structure of my fruits & veggies. I know they say that rainwater is probably contaminated before it ever hits the roof, but I don't believe in adding insult to injury, myself. In the PNW, it seems like a rain barrel wouldn't save you too much money anyway, would it? As much precipitation as you get?