A perennial deciduous twining shrub or woody climber, found in woodland, scrub and hedgerows, and on shaded rocks. It prefers freely-drained, moderately basic to acidic soils, but also grows on poorly-drained base-rich clays. 0-610 m (Fairfield, Westmorland, and in Co. Down).
The current distribution of L. periclymenum is similar to that shown in the 1962 Atlas.
Suboceanic Southern-temperate element.