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105.‘Accolade’ Smoothleaf Elm

Ulmus carpinifolia ‘Accolade’

Tree Details

Hardiness zone:
4 to 5
70 to 90 ft.
Somewhat pyramidal
Straight trunk and slender, ascending branches




Landscape use:
Very good Dutch elm disease resistance, good elm leaf beetle and leaf miner resistance
A Morton Arboretum introduction in 1924
None noted
Significant Features:
American Elm-like exceedingly glossy dark green foliage, rich golden yellow fall color


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Arboretum Consultant

Michael A. Dirr

Dr. Michael A. Dirr is a horticulturist associated with the University of Georgia. Dr. Dirr has published over 300 scientific and popular publications and has authored seven books, including A Manual of Woody Landscape Plants: Their Identification, Ornamental Characteristics, Culture and Propagation and Uses. It has sold more than 250,000 copies.

Arboretum Consultant

Richard C. Webel

Richard C. Webel is managing director of Innocenti & Webel LLC, a renowned firm that specializes in architecture, landscape architecture and strategic planning. He collaborated on A Landscape of Continuity: The Practice of Innocenti & Webel, published by Harvard University in 1997. In addition to presenting lectures throughout the United States, he has also appeared on CNBC and CNN.