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Cryptomeria japonica 'Sekkan-sugi'
  • RHS AGM

Japanese cedar 'Sekkan-sugi'

'Sekkan-sugi' is a small, conical evergreen tree, to 10m tall, with semi-pendulous branches. The soft, awl-shaped leaves are a pale creamy-yellow colour when young, maturing to a dark green with yellow tints in winter

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Size
Ultimate height
8–12 metres
Time to ultimate height
20–50 years
Ultimate spread
2.5–4 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Cream Yellow Green
Summer Cream Yellow Green
Autumn Cream Yellow Green
Winter Green Yellow
Position
  • Full sun
  • Partial shade
Aspect

South–facing or North–facing or West–facing or East–facing

Exposure
Sheltered
Hardiness
H6
Botanical details
Family
Cupressaceae
Native to the UK
No
Foliage
Evergreen
Habit
Columnar upright
Genus

Cryptomeria are large evergreen trees with attractive red-brown bark and dense foliage consisting of short awl-shaped leaves arranged spirally around the branchlets; cones are spherical

Name status

Accepted

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How to grow

Cultivation

Grows in any moist but well-drained soil in a sheltered position

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types
  • City and courtyard gardens
  • Architectural
  • Low Maintenance
Pruning

None required

Pests

Generally trouble free

Diseases

Generally trouble free

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