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Thuja plicata 'Atrovirens' AGM

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© RHS 1999

Characteristics

Plant type

Conifer

Habit

Bushy

Fragrance

Leaf

Toxicity

Contact with foliage may irritate the skin

Resilience

Hardiness

H6 (hardy - very cold winter)

Colour

Foliage

Green in Autumn, Spring, Summer and Winter

Stem

Brown and Red in

Size

Ultimate height

Higher than 12 metres

Ultimate spread

wider than 8 metres

Time to ultimate height

20-50 years


Preferred common name

western red cedar 'Atrovirens'

Family

Cupressaceae


Thuja are fast-growing evergreen trees of narrowly conical habit, with flat sprays of tiny, aromatic, scale-like leaves and small knobbly cones

'Atrovirens' is a fast-growing, conical, evergreen conifer making a medium-sized tree with red-brown bark and aromatic, rich green foliage in spreading or drooping sprays

How to grow

Sunlight

  • Full sun

Aspect

  • South-facing, North-facing, West-facing or East-facing
  • Exposed or Sheltered

Cultivation

Grow in moist but well-drained soil. Protect from drying winds especially when young. Suitable for hedging or screening

Soil

  • Moist but well-drained
  • Acid, Alkaline or Neutral
  • Chalk, Clay, Sand or Loam

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

Cottage/Informal Garden, Flower borders and beds or Hedging/Screens


How to care

Pruning

No pruning required

Pests

May be attacked by scale insects and conifer aphids

Diseases

May be subject to coryneum canker