Susan - Thanks for that link! You said, "I hope as the clumps get bigger the resistance will be higher." I am wondering that myself. The plants that are the largest clumps are the very ones in my yard that don't seem to have a rust issue. So I am wondering what that is all about.... I, too, will be watching closely this Spring/Summer.
I found this article which mentions the Dawn Dish Soap and other ideas:
http://www.lilyfarm.com/rust.h...
I found the article full of informative ideas!
