Ulmus parvifolia 'D. B. Cole' is a Chinese Elm cultivar[1] that was listed in the Arborvillage Farm Nursery (which ceased trading in 2006) Holt, Missouri, Catalogue of Fall 1991–Spring 1992, p. 21.
| Ulmus parvifolia 'D. B. Cole' | |
|---|---|
| Species | Ulmus parvifolia |
| Cultivar | 'D. B. Cole' |
| Origin | US |
Description
edit'D. B. Cole' is described as smaller growing with a dense head.
Pests and diseases
editThe species and its cultivars are highly resistant, but not immune, to Dutch elm disease, and unaffected by the Elm Leaf Beetle Xanthogaleruca luteola.[2]
Cultivation
editThe tree is not known to be in cultivation beyond North America.
Accessions
editNone known.
References
edit- ^ Santamour, Frank S.; Bentz, Susan E. (May 1995). "Updated Checklist of Elm (Ulmus) Cultivars for use in North America". Journal of Arboriculture. 21 (3): 122–131. Retrieved 20 June 2016.
- ^ "Elm Leaf Beetle Survey". Archived from the original on 2011-07-19. Retrieved 17 July 2017.
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