Posted 12/8/2012 07:47 (#2739604 - in reply to #2738620) Subject: RE: AgrowSil- anyone use it?
N FLA
it says calcium silicate. I thought it takes carbonate CaCO3 to bind with H+ yielding Ca +C+ 3H2O to raise pH. Calcium in every form won't raise pH. Just my first thoughts. Never heard of it.