Thuja Plicata Atrovirens (Western Red Cedar)

Key Characteristics of Thuja plicata ‘Atrovirens’:

Growth Habit:

Size and Spread: Typically grows to a height of 10-15 meters (30-50 feet) with a spread of 3-4 meters (10-13 feet) in maturity. When pruned regularly as a hedge, it can be maintained at a desired height.

Growth Rate: A fast grower, with an average annual growth rate of 30-60 cm (12-24 inches), making it ideal for quickly establishing privacy hedges or windbreaks.

Form: Upright, columnar growth with a dense, compact structure.

Foliage:

Type: Evergreen, retaining its vibrant color throughout the year.

Appearance: Flat, scale-like leaves with a rich, dark green color that can deepen in winter. The foliage emits a pleasant, resinous fragrance when crushed.

Seasonal Interest: Offers year-round greenery and texture.

Bark:

Appearance: Reddish-brown bark that peels in thin strips, adding visual interest in mature specimens.

Sunlight and Soil Requirements:

Light: Thrives in full sun to partial shade. It prefers sunny locations for optimal growth but tolerates light shade.

Soil: Adaptable to a wide range of soils, including sandy, loamy, and clay soils, provided they are well-drained. Prefers fertile, moist soils but tolerates occasional dryness once established.

Hardiness and Climate:

Hardiness Zones: making it tolerant of cold winters and temperate climates.

Drought Resistance: Moderate drought tolerance once established but benefits from consistent watering in dry spells.

Wind Resistance: Highly resistant to wind, making it an excellent choice for windbreaks or exposed sites.

Maintenance and Care:

Pruning: Responds well to pruning, which can be done in late spring or summer to maintain its shape and size. Regular trimming promotes a dense, bushy growth habit.

Watering: Requires regular watering when young to establish deep roots. Once mature, it becomes more drought-tolerant.

Fertilizing: Annual feeding with a balanced fertilizer in spring encourages healthy growth.

Pests and Diseases:

Pest Resistance: Generally pest-free, though it may occasionally attract aphids or spider mites.

Disease Resistance: Susceptible to root rot if planted in poorly drained soils; proper drainage is essential.

Landscape Uses:

Hedging: Ideal for dense, formal hedges or natural privacy screens.

Windbreaks and Shelterbelts: Its height and density make it excellent for protecting gardens and properties from strong winds.

Specimen Planting: Can be used as a standalone specimen in larger landscapes.

Noise Reduction: Dense foliage helps reduce noise pollution in urban or roadside gardens.

Conclusion: Thuja plicata ‘Atrovirens’ is a versatile, fast-growing evergreen that combines beauty and practicality. Whether used as a hedge, screen, or windbreak, its dense growth, ease of care, and year-round greenery make it a valuable addition to any garden. Its adaptability and resistance to challenging conditions ensure it thrives in a variety of settings.