leylandii: meaning, definition, pronunciation and examples
LowInformal / Horticultural
Quick answer
What does “leylandii” mean?
A tall, fast-growing evergreen conifer of the cypress family, commonly used as a hedge or screen.
Audio
Pronunciation
Definition
Meaning and Definition
A tall, fast-growing evergreen conifer of the cypress family, commonly used as a hedge or screen.
A specific hybrid tree (× Cuprocyparis leylandii), notorious for causing disputes between neighbours when used as a fast-growing boundary hedge that can become uncontrollably large.
Dialectal Variation
British vs American Usage
Differences
The word is almost exclusively used in British and Irish English. In American English, the tree is typically referred to by its botanical name (Leyland cypress) or simply as a type of cypress hedge.
Connotations
In British English, it connotes fast, problematic growth and legal disputes. In American English, where it is less common, it lacks these strong cultural connotations.
Frequency
High frequency in UK gardening contexts and tabloid press; extremely low to zero in general American usage.
Grammar
How to Use “leylandii” in a Sentence
[neighbour] + verb + [their/the] Leylandii[The Leylandii] + grew + [adverbial of degree]to have + [a] Leylandii + [removed/cut down]Vocabulary
Collocations
Examples
Examples of “leylandii” in a Sentence
adjective
British English
- The Leylandii hedge is too high.
- We're involved in a classic Leylandii dispute.
Usage
Meaning in Context
Business
Rare. Possibly in landscaping or garden centre contexts.
Academic
Used in botany, horticulture, and environmental law studies.
Everyday
Common in UK/Ireland gardening discussions and neighbourhood complaints.
Technical
Used in arboriculture, gardening manuals, and legal texts concerning the 'Anti-Social Behaviour Act' (UK) and high hedges.
Vocabulary
Synonyms of “leylandii”
Strong
Neutral
Weak
Vocabulary
Antonyms of “leylandii”
Watch out
Common Mistakes When Using “leylandii”
- Spelling: 'Leylandi', 'Leylandie', 'Leylandy'. Plural: 'leylandiis' (incorrect) → 'leylandii' (same as singular) or 'leylandii trees/hedges'. Using as an uncountable noun (e.g., 'some leylandii').
FAQ
Frequently Asked Questions
No, it is a specific type of tree (Leyland cypress) that is very commonly planted to form a dense hedge.
They grow extremely quickly (up to 1 metre per year), can reach over 30 metres, block light, drain soil nutrients, and cause disputes between neighbours, leading to specific laws in the UK.
The word 'leylandii' is typically used for both singular and plural (e.g., one leylandii, several leylandii). Alternatively, you can say 'leylandii trees' or 'leylandii hedges'.
In the UK, under the Anti-social Behaviour Act 2003, local councils can intervene if a neighbour's complaint about a high hedge (often leylandii) is justified. They can issue a formal notice requiring the hedge to be reduced in height.
A tall, fast-growing evergreen conifer of the cypress family, commonly used as a hedge or screen.
Leylandii is usually informal / horticultural in register.
Leylandii: in British English it is pronounced /leɪˈlændi.aɪ/, and in American English it is pronounced /leɪˈlændi.aɪ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “A Leylandii dispute (a bitter neighbour argument over hedge height)”
Learning
Memory Aids
Mnemonic
"Lay land, I!": Imagine a neighbour laying claim to your land because their tall 'leylandii' tree has grown over the boundary.
Conceptual Metaphor
LEYLANDII IS A BOUNDARY INVADER / LEYLANDII IS A SOURCE OF CONFLICT.
Practice
Quiz
In which country is the term 'leylandii' most commonly used and culturally significant?