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Ulmus davidiana var. japonica 'Mitsui Centennial' 
Summary
The Japanese Elm cultivar Ulmus davidiana var. japonica 'Mitsui Centennial' is a cold-resistant selection raised at the Morden Experimental Station, Manitoba, Canada, in the 1970s [1].
| Ulmus davidiana var. japonica 'Mitsui Centennial' | |
|---|---|
| Variety | Ulmus davidiana var. japonica |
| Cultivar | 'Mitsui Centennial' |
| Origin | Canada |
Description edit
Similar in appearance to 'Jacan'. The species does not sucker from roots.[1]
Pests and diseases edit
The tree is more resistant to Dutch elm disease than 'Jacan', and is also resistant to elm leaf beetle Xanthogaleruca luteola [2].[2]
Cultivation edit
Largely restricted to Canada, 'Mitsui Centennial' is represented in Europe by a specimen at the Sir Harold Hillier Gardens in Hampshire, England, where it has grown strongly in a sheltered location on London Clay.[3]
Accessions edit
- North America
- Dominion Arboretum, Ottawa, Ontario, Canada. No acc. details.
- Europe
- Grange Farm Arboretum, Sutton St James, Spalding, Lincolnshire, UK. Acc. no. not known.
- Sir Harold Hillier Gardens, Romsey, Hampshire, UK. Acc. no. 1981.0134
References edit
- ^ Heybroek, Hans M. (1981). "The Japanese elm species and their value for the Dutch elm breeding program" (PDF). Proceedings of the Dutch Elm Disease symposium and workshop, October 5–9, Winnipeg, Manitoba: 78–90.
- ^ Burdekin, D.A.; Rushforth, K.D. (November 1996). "Elms resistant to Dutch elm disease" (PDF). Arboriculture Research Note. 2/96. Revised by J.F. Webber. Alice Holt Lodge, Farnham: Arboricultural Advisory & Information Service: 1–9. ISSN 1362-5128. Retrieved 26 October 2017.
- ^ Sir Harold Hillier Gardens, Ampfield, UK, (2015). Ulmus database