Ulmus pumila 'Harbin' explained

Ulmus pumila 'Harbin'
Species:	Ulmus pumila
Cultivar:	'Harbin'
Origin:	Manchuria, China

The Siberian Elm cultivar Ulmus pumila 'Harbin' is an older Manchurian selection,^[1] grown from seed collected from an area with a similar climate to that of the Great Plains,^[2] and superseded in the United States by 'Dropmore'. Green reported (1964) a suggestion to merge 'Harbin' and the Siberian elm cultivar 'Manchu' with 'Dropmore', as all came from the Harbin area.^{[3] [4]}

Description

'Harbin' is a rounded or umbrella-headed tree growing to between 9 and 12 m in height, with fine branchlets bearing narrow leaves 5 cm long.^[1]

Pests and diseases

See under Ulmus pumila.

Cultivation

'Harbin' is known to be hardy in the American prairies.^[1]

Notes and References

1. Book: Andrews, Brian . 1987 . Northern Gardens . Lone Pine Publishing . 229 . 9780919433359 . registration .
2. http://www.sdgs.usd.edu/naturalsource/flora/treesandshrubs/SiberianElm.pdf 'Siberian Elm', South Dakota Dept. of Agriculture, Forestry Div., Pierre, S.D.; sdgs.usd.edu
3. https://archive.org/details/arnoldiaarno_21/page/40/mode/2up Arnoldia : Bulletin of the Arnold Arboretum, 24 July 1964, Vol 24 Nos 6-8, pp.40-80
4. Santamour, Frank S.; Bentz, Susan E. (May 1995). 'Updated Checklist of Elm (Ulmus) Cultivars for use in North America', Journal of Arboriculture. 21 (3); pp.122–131.