Western Red Cedar 'Golden Smaragg'

Thuja occidentali 'Golden Smaragd'

Thuja occidentalis 'Golden Smaragd' is an ornamental tree with golden-colored leaves and is very popular for landscaping. This variety has a relatively slow growth rate and reaches a height of approximately 3 to 5 meters when fully grown. It grows in a pyramid shape and is widely used in gardens and parks due to its excellent growth characteristics.

Growth Characteristics:
- Sunlight Requirements: It thrives in full sun and can tolerate partial shade.
- Soil Requirements: It prefers well-drained soil and grows well in soil with a pH of slightly acidic to neutral.
- Cold Hardiness: It has very high cold hardiness and can overwinter in most regions of Korea.

Propagation Methods:
- Seeds: Propagation by seeds is possible, but it is not commonly used due to its very slow growth rate.
- Cuttings: A commonly used propagation method; in autumn or winter, cut a healthy stem 10 to 15 cm in length and plant it in a potting mix of sand and peat moss. Cultivation Method:
- Planting: Maintain a planting spacing of approximately 1 to 1.5 meters. Use sufficient compost before planting to enhance soil nutrition.
- Watering: Regular watering is necessary, especially during the initial stages. Care must be taken to ensure the soil does not dry out completely.
- Fertilizer: Use slow-release fertilizer in the spring to help supply nutrients.

Uses in the Garden:
- Hedges: It is excellent for forming hedges through group planting and is utilized for boundaries or privacy.
- Solitary Planting: It can be planted alone as a focal point or mixed with other plants to create color contrasts in landscaping.

Major Pests and Diseases & Control Methods:
- Diseases: The most common issue is leaves turning brown and falling off; this can be caused by overwatering or poor drainage. To prevent these problems, adjust watering schedules and attempt to improve drainage.
- Pests: The plant may be damaged by aphids or spider mites. In such cases, control can be achieved using eco-friendly pesticides or natural predators. With proper care and maintenance, the Western Red Cedar 'Golden Smaragg' maintains a healthy condition for a long time and provides beauty.

Plant Type
Plant Family	Cupress family
Height	4~6m
Spread	100~150cm
Colors	green
Bloom Period	March to April
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-40°C

Western Red Cedar 'Golden Turpet'
Thuja occidentalis 'Golden Tuffet'

Western Red Cedar 'Golden Globe'
Thuja occidentalis 'Golden Globe'