Korean elm 'Frosty'

Ulmus parvifoli 'Frosty'

The Chinese elm 'Frosty' (Ulmus parvifolia 'Frosty') has the following growth characteristics, propagation methods, cultivation methods, garden uses, and pest and disease control methods.

Growth Characteristics:

'Frosty' is a variety of the Chinese elm (Ulmus parvifolia) and features particularly beautiful white leaves with square patterns. It generally grows into a small to medium-sized tree, reaching a height of approximately 10 to 15 meters. It is resistant to pests and diseases and has excellent adaptability to the environment. It is particularly resistant to air pollution.

Propagation Methods:

Propagation is mainly achieved through cuttings and grafting. Cuttings are taken in the spring, where healthy branches are cut and planted in a soil mixture of sand and clay. Grafting is primarily used to obtain varieties desired by the grower.

Cultivation Methods:

The Chinese elm 'Frosty' thrives in well-drained soil and prefers locations with ample sunlight. It is recommended to mix in plenty of compost before planting, and the tree must be watered thoroughly, especially when young. Pruning can be done occasionally as needed to shape the tree.

Uses in the Garden:

This tree is popular as an ornamental plant in the garden and attracts attention particularly for its unique leaf colors and patterns. It can also provide shade or act as a windbreak.

Important Pests and Control Methods:

The Korean elm 'Frosty' is relatively resistant to pests and diseases, but the following preventive and control methods can be used if necessary.
 - Dutch elm disease: Periodically inspect the condition of the branches and remove infected parts as soon as symptoms appear. As a preventive measure, it is recommended to use fertilizers that improve soil quality and boost immunity.
 - Aphids and leaf beetles: Check the leaves frequently and control them using insecticides if necessary.

Generally, with proper care and environmental conditions, it exhibits strong resistance and can grow healthily for a long period.

Plant Type
Plant Family	Elm family
Height	4.5~6m
Spread	3~4.5m
Colors	green
Bloom Period	March to August
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-30°C

Chinese elm 'Seijū'
Ulmus parvifolia 'Seiju'

Glabrane elm 'lutescens'
Ulmus glabra 'Lutescens'