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Juniperus horizontalis

carpet juniper

A ground-hugging, wide-spreading, evergreen shrub of creeping habit with grey-green foliage to 30cm (1ft). Produces small, dark blue, spherical fruit.

Other common names
creeping juniper

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
10–20 years
Ultimate spread
4–8 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Green
Autumn Green
Winter Green
Position
  • Full sun
  • Partial shade
Aspect

East–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Drought resistance
Yes
Hardiness
H7
Botanical details
Family
Cupressaceae
Native to the UK
No
Foliage
Evergreen
Habit
Matforming, Trailing
Potentially harmful
Harmful if eaten/skin allergen. Wear gloves and other protective equipment when handling
Genus

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

Name status

Correct

How to grow

Cultivation

Grow in any well-drained soil, including dry, chalky or sandy soils, preferably in full sun or in light dappled shade.

Propagation

Propagate by seed (tree/shrub). Remove seed from flesh as soon as ripe and sow in containers in a cold frame. Germination may take up to 5 years. Root semi-hardwood cuttings in early autumn.

Suggested planting locations and garden types
  • City and courtyard gardens
  • Rock garden
  • Low Maintenance
  • Banks and slopes
  • Ground cover
Pruning

See pruning group 1

Pests

May be susceptible to aphids, scale insects, conifer red spider mite and caterpillars

Diseases

May be susceptible to phytophthora, canker and honey fungus. See also Conifers: brown patches

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