Ulmus parvifolia 'Seiju'

Ulmus parvifolia
Seiju Elm bonsai
Details
Cultivar	'Seiju'
Origin	USA

The Chinese Elm Ulmus parvifolia cultivar 'Seiju' is a dwarf variety, a sport of 'Hokkaido'.^[1]

Contents 1 Description 2 Pests and diseases 3 Cultivation 4 Accessions 4.1 North America 4.2 Europe 5 Nurseries 5.1 North America 5.2 Australasia 6 References

Description

'Seiju' is described as smaller than Catlin and faster growing than Hokkaido, distinguished from the latter by its larger leaves.^[2]

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 [1].

Cultivation

The tree is commercially available in the USA and Australia where it is popular as a bonsai subject.^[3] The tree was also listed in the UK until 2002.

Accessions

North America

• Bartlett Tree Experts. Acc. no. 2004-519
• Missouri Botanical Garden, St. Louis, Missouri. Acc. nos. 1999-1924, 1999-1925, 2003-2731.
• Smith College. Acc. no. 29788

Europe

• Grange Farm Arboretum [2], Sutton St. James, Spalding, Lincs., UK. Acc. no. 836.

Nurseries

North America

(Widely available)

Australasia

• Yamina Rare Plants [3], Monbulk, Melbourne, Australia.

References