Friday, August 24, 2018

Leyland Cypress - Cypressus x leylandii

The Leyland Cypress - Cypressus x leylandii is usually in tree form and can be planted as both a specimen and in mass plantings as a living fence or screen.  The Leyland Cypress originated from cultivation as a hybrid between the Alaska Yellow Cedar (C.nootkatensis D.Don) and the Monterey Cypress (C.macrocarpa Hartw.) and is a member of the Cupressaceae or Cypress family. 

Image Citation: John Ruter, University of Georgia, Bugwood.org

The Leyland Cypress is one of the most popular and diverse ornamental conifers, with a huge variability in it's size, appearance and uses.  The Leyland Cypress can grow as much as 50 ft in a 15 year period and is considered to be a very fast growing speciman.

Image Citation: John Ruter, University of Georgia, Bugwood.org

The bark is fibrous in texture and gray in color.  The leaves are scalelike ranging in size from 1.5-2.5 mm long, lacking conspicuous glands, waxy underneath with white X shaped marks on the stomata. The Seed Cone in many cultivars is sterile, the seed cone when present are globose and 1.5-2 cm in diameter slightly waxy and composed of 4 pairs of woody scales.  
Image Citation: John Ruter, University of Georgia, Bugwood.org

Cupressaceae or Cypress' in general are monoecious or diocious and either deciduous or evergreen.  Many Genera within the family contain only one single species.  The Cupressaceae or Cypress family was once more wide spread and contained many more members.
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