Michigan State University Extension
Ornamental Plants plus Version 3.0 - 00002041
11/12/99
Ulmus x hollandica--Dutch Elm
Hardiness Zones: 4
Height: 55 feet Spread: 40 feet Form: pyramidal
Type: deciduous tree
Annual Growth Rate: more than 18 inches
Comments: Dutch Elms (Vis. 1) are hybrids between U.
carpinifolia and U. glabra. The plant is usually present in
landscapes in the form of a cultivar.
Cultivars:
'Groenveldt' - Reported as resistant to Dutch Elm
Disease.
'Urban' - Upright branching and reported to resist
Dutch Elm Disease and phloem necrosis. U x
hollandica is but one of the elms in its parentage.
References for Cultivars: Lake County Nursery 1999,
Princeton Nurseries 1999.
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This file was generated from data base ZZ on 01/19/00.
Data base ZZ was last revised on 11/12/99.
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