check out this link -  with great pictures of how the roots are pruned.

http://66squarefeet.blogspot.com/2011/02/root-pruning.html

Thanks, Grasa for the link on root pruning.

Manny

Very nice, easy to understand root-pruning article.

Frank

Looks like a good article I'll need to come back too a little later

Having looked at the pictures, they did not buy nearly enough real estate. Many varieties would fill the new space in a very short period of time.