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AGM plants have been through a rigorous trial and assessment programme. They are:
This plant will provide nectar and pollen for bees and the many other types of pollinating insects.
It is included in an evolving list of plants carefully researched and chosen by RHS experts. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually.
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Other common names juniper 'Compressa' Noah's ark juniper
Synonyms Juniperus compressa 'Compressa'
Family Cupressaceae
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
Details 'Compressa' is a slow-growing, dense evergreen dwarf conifer of columnar habit, with prickly, dark grey-green foliage
Foliage Evergreen
Habit Columnar/Upright
Fragrance Foliage
Toxicity Foliage may cause skin irritation
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H7
Full Sun
Partial Shade
Aspect North-facing or South-facing or West-facing or East-facing
Exposure Exposed or Sheltered
Chalk
Clay
Loam
Sand
MoistureWell-drained
SoilChalk, Clay, Loam, Sand
pHAcid, Alkaline, Neutral
Ultimate height 0.5-1 metres
Ultimate spread 0.1-0.5 metres
Time to ultimate height 20-50 years
Cultivation Grow in any well-drained soil. Junipers need little if any pruning. Useful in hot sunny sites. Slow growing. Suitable for rock garden
Propagation Propagate by semi-hardwood cuttings
Suggested planting locations and garden types Low Maintenance Architectural Patio & Container Plants Rock Garden
Pruning No pruning required
Pests May be attacked by aphids, juniper scale and caterpillars
Diseases May be affected by a canker
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