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Juniperus communis 'Hibernica' AGM

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© RHS 1999

Characteristics

Plant type

Conifer or Shrub

Habit

Columnar/Upright

Fragrance

Leaf

Toxicity

Foliage may cause skin irritation

Resilience

Hardiness

H7 (very hardy)

Colour

Foliage

Green and Grey/Silver in Autumn, Spring, Summer and Winter

Size

Ultimate height

2.5-4 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

20-50 years


Preferred common name

Irish juniper

Family

Cupressaceae


Juniperus can be prostrate or erect, evergreen shrubs or trees with aromatic, scale-like or sharply pointed awl-shaped leaves, and small globose fruits

'Hibernica' is a dense evergreen conifer forming a large, columnar shrub with erect branches bearing needle-like, grey-green foliage

Synonym(s)

  • Juniperus communis var. hemisphera 'Hibernica'

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

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

Cultivation

Grow in any well-drained soil. Junipers need little if any pruning. Useful in hot sunny sites. Useful specimen in a formal landscape

Soil

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

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

Architectural, Low Maintenance or Rock Garden


How to care

Pruning

No pruning required

Pests

May be attacked by aphids, juniper scale and caterpillars

Diseases

May be affected by a canker