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This plant is said to grow outdoors in the following regions:
GARBERVILLE, California
Sherman, Connecticut
Lake Orion, Michigan
Crown Point, New York
Belfield, North Dakota
, Ontario
Grants Pass, Oregon
Hybridized/registrant: C.G. van Tubergen. Registration in 1953 Received prestigious AGM (Award of Garden Merit) fro...Read Morem Royal Horticultural Society.
Big & beautiful, but in my experience short-lived.
Hybridized/registrant: C.G. van Tubergen.
Registration in 1953
Received prestigious AGM (Award of Garden Merit) fro...Read More
Big & beautiful, but in my experience short-lived.