Recent content by psycho jim

I would like to find out if using a phosphoric acid can lower my water's pH is okay my water fluctuates between 7.4 and 7.8 and I try to get it down to between 5 1/2 and 6 1/2 6 is perfect I've heard that before Spirit acid kills roots but I think it's a 34% solution and I use a half a teaspoon...