''Ulmus americana'' 'Beaverlodge'

Ulmus americana 'Beaverlodge'
Species Ulmus americana
Cultivar 'Beaverlodge'
Origin Morden, Manitoba, Canada

The American Elm cultivar Ulmus americana 'Beaverlodge' was selected as a seedling in 1925 at the Beaverlodge Experimental Farm, Morden, part of the Lacombe Research Centre, Alberta, for its hardiness and vigour, and released in 1954.

Description

'Beaverlodge' had an upright, moderately spreading canopy.[1]


Cultivation

It is not known whether the tree remains in cultivation in North America or beyond.

Pests and diseases

No specific information available, but the species as a whole is highly susceptible to Dutch Elm Disease and Elm Yellows; it is also moderately preferred for feeding and reproduction by the adult Elm Leaf Beetle Xanthogaleruca luteola [2], and highly preferred for feeding by the Japanese Beetle Popillia japonica [3] [4] in the United States. U. americana is also the most susceptible of all the elms to verticillium wilt.[5]

Etymology

The tree is named for the Beaverlodge Experimental Farm.

References

  1. ↑ Green, Peter Shaw (1964). "Registration of cultivar names in Ulmus". Arnoldia. Arnold Arboretum, Harvard University. 24 (6–8): 41–80. Retrieved 16 February 2017.
  2. ↑ Miller, Fredric; Ware, George (2001-02-01). "Resistance of Temperate Chinese Elms (Ulmus spp.) to Feeding by the Adult Elm Leaf Beetle (Coleoptera: Chrysomelidae)". Journal of Economic Entomology. Oxford University Press (OUP). 94 (1): 162–166. doi:10.1603/0022-0493-94.1.162. ISSN 0022-0493.
  3. ↑ Miller, Fredric; Ware, George; Jackson, Jennifer (2001-04-01). "Preference of Temperate Chinese Elms ( Ulmus spp.) for the Adult Japanese Beetle (Coleoptera: Scarabaeidae)". Journal of Economic Entomology. Oxford University Press (OUP). 94 (2): 445–448. doi:10.1603/0022-0493-94.2.445. ISSN 0022-0493.
  4. ↑ "Elm Leaf Beetle Survey". Archived from the original on 2011-07-19. Retrieved 17 July 2017.
  5. ↑ Pegg, G. F. & Brady, B. L. (2002). Verticillium Wilts. CABI Publishing. ISBN 0-85199-529-2
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