Biology:Ulmus pumila 'Dropmore'

Ulmus pumila 'Dropmore'
Ulmus pumila 'Dropmore' (right), Ulmus 'Fremont' (U. pumila x U. rubra) (left), 1987
Species	Ulmus pumila
Cultivar	'Dropmore'
Origin	US

The Siberian Elm cultivar Ulmus pumila 'Dropmore' [1] was grown from seed collected by F. L. Skinner, of Dropmore, Manitoba, in Harbin, China.

Description

'Dropmore' is a fast-growing bushy form producing small leaves.

Pests and diseases

See under Ulmus pumila.

Cultivation

The tree remains in commercial cultivation in the United States. Considered cold-hardy far into Canada [2], it did not perform well in the hot, arid, climate of Arizona as part of the elm trials in conducted by the Northern Arizona University at Holbrook[3].

Accessions

North America

• Dominion Arboretum, Ottawa, Ontario, Canada. No acc. details.
• Morton Arboretum, US. Acc. no. 883–85
• University of Wisconsin–Madison Arboretum, US. Acc. details not known

Europe

• Grange Farm Arboretum, Lincolnshire, UK. Acc. no. 1273.

Nurseries

North America

• Lee Nursery Inc. [4], Fertile, Minnesota, US.
• Lincoln Oakes [5], Bismarck, North Dakota, US.