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This plant is said to grow outdoors in the following regions:
Rock Falls, Illinois
Durham, Maine
Hagerstown, Maryland
Deer River, Minnesota
Concord, North Carolina
Very hardy and prolific in my zone. Survived the ice storm 2003 and lives anywhere I place it including the raised wooden beds.
Awards: American Iris Society Honorable Mention 1956; Award of Merit 1958; Dykes Medal 1961
Very hardy and prolific in my zone. Survived the ice storm 2003 and lives anywhere I place it including the raised wooden beds.
Awards: American Iris Society Honorable Mention 1956; Award of Merit 1958; Dykes Medal 1961