Silver Birch
Betula pendula · Deciduous Broadleaf
Plant Family
Betulaceae
Tree Category
Ornamental / Forest Tree
Variety / Cultivar
Species type (Native)
Hardiness Zones
USDA Zones 2-7; highly cold-hardy and well-suited to the maritime climate of the East Coast of Ireland.
About This Tree
A graceful, slender deciduous tree with a light, open canopy and characteristic weeping outer branchlets at maturity. Growth rate is fast when young, moving into a pyramidal form before becoming more rounded and irregular with age.
Leaf Characteristics
Small (3-7cm), triangular/ovate shaped with a pointed tip and doubly serrated margins. Bright green in spring/summer, turning golden yellow in autumn; arranged alternately on slender stalks.
Bark Characteristics
Smooth and reddish-brown on very young saplings (as seen in the image), developing the iconic silvery-white papery texture with dark, diamond-shaped fissures and crevices as it matures.
Growing Information
Origin Region
Native to Ireland, Europe, and Northern Asia; well-adapted to temperate climates with cool summers.
Growing Season
Leafs out in mid-spring (April); produces catkins in spring; enters dormancy in late autumn (October/November); notable for yellow autumn foliage.
Sunlight & Water Needs
Requires full sun to partial shade. Prefers well-drained soil but is highly adaptable to most soil types; requires consistent moisture during establishment but possesses moderate drought tolerance once mature.
Mature Size
Typically reaches 15-25 meters in height with a spread of 5-8 meters. Growth is rapid for the first 20 years; life expectancy is relatively short for a tree, often 60-100 years.
Special Characteristics
Pioneer species; known for striking white winter bark and yellow fall color. Highly tolerant of air pollution; wood is used for high-quality plywood, flooring, and broom handles.
Wildlife & Ecology
Critical ecological value; supports over 300 insect species. Seeds provide food for small birds like siskins and redpolls; provides nesting sites for woodpeckers and food for various moth larvae.
Notes
East coast of Ireland