Ulmus Davidiana Var. Japonica 'Validation'

The Japanese Elm cultivar ''Ulmus davidiana'' var. ''japonica'' 'Validation' is a selection made by Kunso Kim and Bethany Brown of the Morton Arboretum released in 2011; propagation is by grafting onto Siberian Elm '' Ulmus pumila'' rootstocks. Morton Arboretum plant database, 2015

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Description

'Validation' is a vase-shaped tree, the trunk bark smooth and gray. The current year's twigs are light green, contrasting with the previous year's, which are greenish brown.

Pests and diseases

Not known.

Cultivation

The tree is very rare in cultivation beyond the Morton Arboretum.

Accessions

;North America
* Morton Arboretum, Illinois, US. Acc. No. 22-2008, one plant.
;Europe
* Grange Farm Arboretum, Lincolnshire, UK. Acc. no. 1126.

References

{{DEFAULTSORT:Ulmus Davidiana Var. Japonica 'Validation'
Japanese elm cultivar
Ulmus articles missing images
Ulmus