On Tue, 14 Aug 2012 17:44:41 -0700 (PDT), Higgs Boson wrote:
***Before getting into the specifics, I am puzzled by the term "acidic
clay". I thought clay was always alkaline. Did a quick check on-
line, which bears out my idea.
Also agreed with water-logging comment.

??

pH of 5.4 here. Calcium is well leached out in this climate.

I've seen some clays down as far as 4.2

Kay