Leylandii (x Cuprocyparis leylandii) is a hybrid cross between two conifers that originate from different parts of America. They are large, fast-growing, dense conifers that usually grow in columns ... The Leyland cypress, Cupressus × leylandii, × Cuprocyparis leylandii or × Cupressocyparis leylandii, often referred to simply as leylandii, is a fast-growing coniferous evergreen tree much used in horticulture, primarily for hedges and screens.

Understanding the Context

Leyland cypress (Cuprocyparis leylandii) is a fast-growing evergreen often used for privacy screens and hedges. Here's how to keep yours healthy. × Cuprocyparis leylandii, commonly called Leyland cypress, is a bi-generic fertile hybrid between Monterey cypress (Cupressus macrocarpa) and nootka false cypress (Chamaecyparis nootkatensis). Green Leylandii (x Cuprocyparis Leylandii or Leyland Cypress) is the quickest growing conifer in the UK.

Key Insights

It will form a hedge faster than any other evergreen plant and, if it is trimmed once or twice a year, it can be kept to any height or shape. Leyland cypress (Cuprocyparis leylandii) is the result of the hybrid cross between the Monterey Cypress (Cupressus macrocarpa ) and false nootka cypress (Chamaecyparis nootkatensis ). The Leyland Cypress (Cuprocyparis leylandii), a fast-growing evergreen hybrid, is one of the most popular trees for privacy screens and hedges, prized for its dense foliage and rapid growth. Botanists searching the remote mountain jungles of Vietnam for rare orchids have stumbled upon a rather more unwelcome specimen – the long-lost cousin of that scourge of suburbia, the leylandii hedge.