"RustyHinge" wrote in message ...

Clay is generally rather nutritous and apple trees rather like it IME.
Roots rarely have a tough time unless completely contained. Indeed, willows
especially can send roots up to a verylongway.


And invade underground wastewater pipes. We had one that was full of root
for about ten foot of its length. It had to be dug out and replaced. The
willow tree stump is still there
in our field to remind us.

Pete