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Zelkova serrata

Japanese Zelkova, Keaki Tree

Tree Characteristics

Leaves:

Deciduous

Height:

17 - 24m

Width:

15 - 23m

Growth Rate:

Moderate

Tree Tolerances

Plant Hardiness Zone:

5, 6

Shade Tolerance:

Full Sun

pH Tolerance:

Tolerant of acid to alkaline soil (5.0 to 8.0)

Drought Tolerance:

Very High

Flooding Tolerance:

Low

Salt Spray Tolerance:

Unknown

Soil Salt Tolerance:

Tolerant

Planting site and Native Range

Planting Site:

Parks, Highway, Residential, Wide Median, Restricted Urban Site

Native to Ontario:

No

Native to North America:

No

Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/
Photograph provided by www.ebben.nl/en/treeebb/

Insects and Diseases

No serious or common issues in the urban environment. Highly resistant to Dutch Elm Disease. Can still face problems such as Phloem Necrosis.

Management Notes

Can become vulnerable to branch splitting when older due to narrow branch attachment angles

Cultivars 

City Sprite (JFS-KW1), Green Vase, Green Veil, Halka, Illinois Hardy, Musashino, Schmidtlow, Spring Grove, Village Green