This plant is said to grow outdoors in the following regions:
Richmond, California
Decatur, Georgia
Chicago, Illinois
Barbourville, Kentucky
Owensboro, Kentucky
Medford, Massachusetts
Owosso, Michigan
Plainwell, Michigan
Hopkins, Minnesota
Clifton Park, New York
Elba, New York
Akron, Ohio
Clyde, Ohio
Drexel Hill, Pennsylvania
Lansdowne, Pennsylvania
Bellevue, Washington
Appleton, Wisconsin
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