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Ulmus parvifolia 'Orange Ribbon' 
Summary
The Chinese elm cultivar Ulmus parvifolia 'Orange Ribbon' was tested in the United States for cold-hardiness.[1] The name is considered invalid by some, for want of fuller description.
| Ulmus parvifolia 'Orange Ribbon' | |
|---|---|
| Species | Ulmus parvifolia |
| Cultivar | 'Orange Ribbon' |
| Origin | US |
Description edit
Not available
Pests and diseases edit
The 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 edit
Whether the tree is, or has ever been, in commercial cultivation is unknown.[3]
References edit
- ^ Lindstrom, O. M.; Dirr, M. A. (1991). "Cold hardiness of six cultivars of Chinese elm". HortScience. 26 (3): 290–2. doi:10.21273/HORTSCI.26.3.290. INIST 5458797.
- ^ "Elm Leaf Beetle Survey". Archived from the original on 2011-07-19. Retrieved 2017-07-17.[full citation needed]
- ^ Santamour, Frank S.; Bentz, Susan E. (May 1995). "Updated checklist of elm (Ulmus) cultivars for use in North America". Journal of Arboriculture. 21 (3): 122–31.