Great growers......Indian Chief, Quaker Lady, Rameses, and Coronation
"average" growers.....I. germanica , TRD , I. pallida , Elsinore , Dauntless , Queen Of May , Rosy Wings , Wabash, Vishnu, Prairie Sunset , and Frank Adams
poor growers (so far I've had trouble getting them established).......Helen Collingwood, and Crimson King
The others , I either haven't grown long enough to stste an opinion, or don't grow at all