American fog tree

Cotinus obovatus

American Smoke Tree (Cotinus obovatus) is a deciduous shrub popular in gardens due to its beautiful autumn foliage and unique flower shape. The following describes the characteristics and care methods for this plant.

Growth Characteristics
- Height and Width: Mature trees typically reach a height and width of 6 to 10 meters each.
- Leaves: The oval leaves are green in the summer but turn yellow, orange, or red in the autumn.
- Flowers: Unique, fluffy flowers bloom between spring and summer.

Propagation Methods
- Seeds: It can be propagated by seeds, but the germination rate is low. To promote germination, a period of vernalization in a refrigerator may be necessary.
- Cuttings: It can be propagated by taking semi-hardwood cuttings during the summer. This is a widely used method due to its high success rate.

Cultivation Methods
- Soil: It prefers well-drained soil. It is recommended to maintain an acidic to neutral pH.
- Sunlight: It thrives in full sun. It tolerates partial shade, but grows best when exposed to ample sunlight.
- Watering: It tolerates dry conditions well, but care must be taken to prevent the soil from drying out immediately after planting.

Garden Use
- Landscape Creation: Suitable as a centerpiece or background plant.
- Environmental Adaptability: Adapts well to urban environments and large flowerbeds in parks.
- Major Pests and Control Methods
- Powdery Mildew: A disease characterized by white powder on the leaves; it can be controlled using appropriate fungicides in the early stages.
- Aphids: Can occur on leaves and branches; control them using soapy water or garden insecticides.
- General Care: It is recommended to maintain healthy growth through regular pruning and leaf cleaning.

With proper care based on this information, the American Smoke Tree (Obobatus) can grow beautifully and healthily, becoming a wonderful focal point in your garden.

Plant Family	Anacardiaceae
Height	6~9m
Spread	6~9m
Colors	green
Bloom Period	April to August
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-20°C

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