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Calocedrus decurrens AGM

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© RHS 1999

Characteristics

Plant type

Tree or Conifer

Habit

Columnar/Upright

Resilience

Hardiness

H6 (hardy - very cold winter)

Colour

Foliage

Green in Autumn, Spring, Summer and Winter

Fruit

Brown and Green in Autumn, Spring, Summer and Winter

Size

Ultimate height

Higher than 12 metres

Ultimate spread

4-8 metres

Time to ultimate height

20-50 years


Preferred common name

incense cedar

Family

Cupressaceae


Calocedrus are evergreen trees with tiny, scale-like leaves arranged in ranks on the shoots, forming flattened sprays of foliage, with small ovoid cones

C. decurrens is an evergreen conifer of narrowly columnar habit, with flaking bark. Foliage rich, glossy green, in short sprays, occasionally with small cones which soon fall

Other common names

  • incense cedar
  • white cedar

Synonym(s)

  • Libocedrus decurrens

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

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

Cultivation

Grows well in any well-drained soil. Good as specimen tree

Soil

  • Well-drained
  • Acid, Alkaline or Neutral
  • Chalk, Clay, Sand or Loam

Propagation

Propagate by seed or semi-hardwood cuttings

Suggested planting locations and garden types

Architectural or Low Maintenance


How to care

Pruning

No pruning required

Pests

Generally pest free

Diseases

Generally disease free