× Cuprocyparis leylandii 'Castlewellan'
Leyland cypress 'Castlewellan'
A vigorous columnar evergreen conifer to 25m or more, with flat sprays of golden-yellow foliage, sometimes tinged bronze
Synonyms× Cupressocyparis leylandii 'Castlewellan Gold'
× Cupressocyparis 'Castlewellan Gold'
see more× Cupressocyparis leylandii 'Castlewellan'
× Cupressocyparis leylandii 'Galway Gold'
× Cuprocyparis leylandii 'Galway Gold'
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Ultimate heightHigher than 12 metres
Time to ultimate height10–20 years
Ultimate spread2.5–4 metres
pHAcid, Alkaline, Neutral
Colour & scent
- Full sun
- Partial shade
South–facing or North–facing or West–facing or East–facing
ExposureExposed or Sheltered
- Native to the UK
- Columnar upright
- Potentially harmful
- Skin allergen. Wear gloves and other protective equipment when handling
Cuprocyparis are large, very fast-growing evergreen trees of narrowly conical or columnar habit, with tiny scale-like leaves in dense sprays, and small spherical cones
- Name status
How to grow
Grow in well-drained soil in full sun or part shade. Suitable for hedging but requires regular trimming. Fast growing with the potential to become a nuisance
Propagate by semi-hardwood cuttings
Suggested planting locations and garden types
- Hedging and screens
No pruning required, but can be trimmed and shaped as required as long as cuts are confined to young green shoots. Old wood will not resprout. Trim hedges two or three times in the growing season
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