Ulmus parvifolia 'King's Choice'
| Ulmus parvifolia 'King's Choice' | |
|---|---|
 | |
| Species | Ulmus parvifolia |
| Cultivar | 'King's Choice' |
| Origin | Maryland, USA |
The Chinese Elm cultivar Ulmus parvifolia 'King's Choice' is one of the early American selections best known for its winter hardiness, able to withstand temperatures of -30 deg. Celsius. 'King's Choice' was patented in 1985.
Description[]
Bushy in shape, its leaves turn yellow in autumn, but the cultivar lacks the attractive mottled bark for which the species is renowned.[1][2]
Bark
Foliage
Pests and diseases[]
The species and its cultivars are highly resistant, but not immune, to Dutch elm disease, and unaffected by the Elm Leaf Beetle Xanthogaleruca luteola.[3]
Cultivation[]
The tree featured in the elm trials [1] conducted by Northern Arizona University at Holbrook, eastern Arizona. 'King's Choice' is not known to be in cultivation in Europe or Australasia.
Etymology[]
The tree was named for Benjamin J. King, who made the original selection at King's Men Tree Farms, Hampstead, Maryland.
Accessions[]
North America[]
- Arnold Arboretum, US. Acc. no. 287-95
- Holden Arboretum, US. Acc. no. 92-94
References[]
- ^ HortScience, Vol. 26: 290-292 (1991).
- ^ 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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