After one season with the Topsy Turvys, I have the following thoughts and recommendations coming from trial and error.  Earlier this season, I had written that I thought the foam pieces were causing the stems to become too wet and cause disease.  I took them out.  It was okay for a few days, but then I put them back in because the dirt was falling away from the plant roots.  The stems and leaves looked like they had a virus.  I sprayed some all-natural disease killer on them.  It cured the fungus.  This spring was very cool and very wet, which didn't help.  Actually, I had to replant...