×Cupressocyparis leylandii 'Leighton Green'

Narrowly columnar but becoming broader with age. Foliage coarse, in flat pale yellowish green sprays with the leaves in two ranks, most closely resembling the Nootka Cypress; it often develops cones. J.M. Naylor, Leighton Hall, Wales, 1911, introduced UK c. 1935.