The
Chinese Elm cultivar ''Ulmus parvifolia'' 'Emer I' or 'Emerald Isle' (
trade designation
A cultivar is a type of cultivated plant that people have selected for desired traits and when propagated retain those traits. Methods used to propagate cultivars include: division, root and stem cuttings, offsets, grafting, tissue culture, ...
: ) was cloned from a tree planted circa 1920 on the
University of Georgia campus at
Athens.
Description
Athena is a small tree rarely exceeding 6 m in height, with a slightly broader, dense and rounded crown.
The leaves are a medium, glossy green, turning drab brown in autumn. The exfoliating, mottled bark is considered very attractive.
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''.
As with the species overall, damage caused by
Japanese Beetle is relatively slight.
[Brady, C., Condra, J., & Potter, D. (2008) Resistance of Landscape-suitable Elm (Ulmus spp.) Cultivars to Japanese Beetle, Leaf Miners, and Gall Makers. ''2008 Research Report, Nursery & Landscape Program'', pp 15, 16. University of Kentucky.]
Cultivation
Athena featured in the elm trial
conducted by
Northern Arizona University
Northern Arizona University (NAU) is a public research university based in Flagstaff, Arizona. It was founded in 1899 as the final public university established in the Arizona Territory, 13 years before Arizona was admitted as the 48th state.
...
at Holbrook,
Arizona, but was unsuited to the hot, arid climate and sustained over 50% mortality in its first year. It is currently being evaluated in the
National Elm Trial
The National Elm Trial was an American volunteer effort to evaluate a range of newly developed elm cultivars as replacements for elms destroyed by Dutch elm disease. The Colorado State University College of Agricultural Sciences coordinated the t ...
br>
coordinated by
Colorado State University
Colorado State University (Colorado State or CSU) is a public land-grant research university in Fort Collins, Colorado. It is the flagship university of the Colorado State University System. Colorado State University is classified among "R1: ...
. Athena was introduced to Australia in 2002 as part of the Australian Urban Street Planting Programme
it is not known to have been introduced to
Europe.
Synonymy
*? 'Athena Classic' (unchecked name)
Accessions
North America
*Bartlett Tree Experts, US. Acc. nos. 96-2159, 2000-076,077,079,081,083,084, 2003-941,942, 00-064, L467, L468.
*
New York Botanical Garden, US. Acc. no. 3934/95
*
University of Idaho arboretum, US. One tree. Acc. no. 1998011
*
U S National Arboretumbr>
Washington, D.C., US. Acc. no. 69142.
Nurseries
;North America
(Widely available)
;Australasia
*Fleming's Nurser
Monbulk
Monbulk is a town in Victoria, Australia, 42 km east of Melbourne's Central Business District, located within the Shire of Yarra Ranges local government area. Monbulk recorded a population of 3,651 at the 2021 census.
The town is the hom ...
,
Victoria, Australia.
References
External links
*http://www.ces.ncsu.edu/depts/hort/consumer/factsheets/trees-new/cultivars/ulmus_parvifolia.htm ''Ulmus parvifolia'' cultivar list.
*https://web.archive.org/web/20030413074605/http://fletcher.ces.state.nc.us/programs/nursery/metria/metria11/warren/elm.htm Return of the Elm - the status of elms in the nursery industry in 2000. Warren, K., J. Frank Schmidt and Co.
{{Elm species, varieties, hybrids, hybrid cultivars and species cultivars , state=collapsed
Chinese elm cultivar
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Ulmus