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
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