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Ulmus davidiana var.japonica 'Freedom'

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Elm cultivar
Ulmus davidiana var.japonica 'Freedom'
VarietyUlmus davidiana var.japonica
Cultivar'Freedom'
OriginCanada

TheJapanese ElmcultivarUlmus davidianavar.japonica 'Freedom' is another cold-resistant selection from Canada, raised along with'Discovery' in the 1980s by Dr Wilbert Ronald, of Jeffries Nurseries Ltd., and Rick Durand of Shade Consulting Services,Portage la Prairie,Manitoba[3]Archived 2003-04-13 at theWayback Machine.

Description

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Little descriptive information is available, beyond its comparison with the'Discovery' clone in the latter's patent application, in which it is noted that 'Freedom' has an open crown with codominant lateral branching, and leaves tinged reddish-purple in autumn.[1][2][3] The species does not sucker from roots.[4]

Pests and diseases

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The tree has a similar resistance toDutch elm disease and elm leaf beetleXanthogaleruca luteola as 'Discovery'.

Cultivation

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'Freedom' is not known to be in cultivation beyond Canada.

Accessions

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None known.

Nurseries

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North America

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References

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  1. ^Photograph of 'Freedom' elms,[1].
  2. ^[2] Photograph of 'Freedom', Todd P. West, 'Elms: the Good, the Bad and the Ugly'; North Dakota State University Department of Plant Sciences; November 2022; p.26
  3. ^Japanese elm tree named 'Discovery'; freepatents online.com
  4. ^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.


Species, varieties and subspecies
Disputed species, varieties and subspecies
Hybrids
Speciescultivars
American elm
Cedar elm
Chinese elm
European white elm
Field elm
Japanese elm
Siberian elm
Winged elm
Wych elm
Hybridcultivars
Dutch elm
U. ×intermedia
Unconfirmed derivation cultivars
Fossil elms


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