Zelkova serrata: A Hardy and Graceful Tree for any Landscape

Commonly known as Japanese zelkova, Zelkova serrata is a deciduous tree with an upright and spreading growth habit. This tough and versatile tree is native to Japan, China, and Taiwan, and has become a popular ornamental tree worldwide.

Description

Common Name: Japanese zelkova

Mature Height (meters): 20 - 25 m

Mature Width: 15 - 20 m

Spacing: 10 - 12 m

Foliage: Deciduous

Flowering period: Spring

Form/ Habit: Upright, spreading growth habit with a vase-shaped crown.

Uses

Japanese zelkova is a great shade tree, and its graceful vase-like shape and attractive foliage make it an excellent choice for a specimen tree in any landscape. It is also suitable for parks, golf courses, and street planting. Due to its dense branching, it provides an excellent canopy cover, making it perfect for shading large areas.

Evergreen/ Deciduous

Deciduous.

Tolerates

Japanese zelkova is a hardy tree that can tolerate a wide range of soil conditions, including acidic, alkaline, sandy, loamy, and clay soils. It also tolerates urban pollution and drought conditions.

Drought Hardy

Yes, it is drought-tolerant once established.

Sun

Japanese zelkova prefers full sun to partial shade.

Maintenance

Zelkova serrata is a low maintenance tree that requires minimal pruning. Pruning should only be done to remove dead or diseased branches or to maintain the shape of the tree.

Water requirement

Water regularly during the first few years after planting to help establish a strong root system. Once established, Japanese zelkova is drought-tolerant and only requires watering during extended periods of drought.

How to Plant

Japanese zelkova is easy to grow and requires minimal care. It prefers well-drained soils and full sun to partial shade. When planting, dig a hole that is twice as wide as the root ball and slightly shallower. Backfill the hole with soil and water thoroughly to settle the soil. Mulch around the base of the tree to help retain moisture and suppress weed growth.

Frequently asked questions

• Q: How fast does Japanese zelkova grow?

• A: Japanese zelkova is a slow-growing tree, typically growing 30-60 cm per year.

• Q: Does Japanese zelkova have any pest problems?

• A: Japanese zelkova is generally resistant to pests and diseases, although it can occasionally be affected by scale insects and Japanese beetle. Regular inspection and treatment as needed will keep the tree healthy.

• Q: Is Japanese zelkova tolerant of urban pollution?

• A: Yes, Japanese zelkova is tolerant of urban pollution and is often planted as a street tree.