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×Cupressocyparis leylandii
Scientific Name: ×Cupressocyparis leylandii
Family: Cupressaceae
Category: Gymnosperm
Growth:
Duration:
Other Names:
Leyland Cypress (Cupressocyparis leylandii)
The Leyland Cypress, scientifically known as Cupressocyparis leylandii, is a fast-growing evergreen tree widely used for hedging and screening. It is also commonly referred to as Leylandii.
Considerations for Pets and Children
- Some parts of this plant may cause skin irritation.
Taxonomy and Nomenclature
- Scientific Name: Cupressocyparis leylandii
- Common Name: Leyland Cypress, Leylandii
- Family: Cupressaceae
- Synonyms: x Cupressocyparis leylandii, Cuprocyparis leylandii, Callitropsis leylandii, also the names of specific cultivars such as x Cupressocyparis leylandii 'Castlewellan Gold' and x Cupressocyparis leylandii 'Galway Gold'.
- Note: When Nootka cypress is classified within the genus Chamaecyparis, the hybrid name becomes Cupressocyparis leylandii. When classified as Xanthocyparis, it results in a different hybrid name (not specified in the provided text).
Distribution and Habitat
- The Leyland Cypress is a hybrid.
- Hardy to zone (UK) 7 and is not frost tender.
Morphological Characteristics and Growth Habits
- Evergreen tree, flame-shaped in outline.
- Can reach up to 40 meters (131 feet) in height and 5 meters (16 feet) in width.
- Small, dark green scale leaves arranged in flat sprays.
- Very fast-growing, putting on up to 1 meter (3.3 feet) of growth per year in the UK.
- Takes well to pruning.
Uses
- Popular as a hedging plant due to its fast growth and evergreen foliage.
- Also used as a screening plant.
- Can be shaped into topiary.
Further Information
- Fact Sheet ST-671, October 1994 x Cupressocyparis leylandii by Edward F. Gilman and Dennis G.