Downy birch
Betula pubescens · Betulaceae
The gardener's calendar
In autumn, ease off feeding and take the chance to clean up around downy birch and prepare for winter.
ID card
- Foliage
- Deciduous
- Blooming
- Spring (catkins)
- Adult size
- 50 to 80 feet tall
- Growth
- Fast
- Hardiness
- -40 °C, very hardy
- Origin
- Northern and central Europe
- Soil type
- Acidic to neutral, well-drained
- Exposure
- Full sun to partial shade
Care
Exposure
Downy birch thrives in full sun or partial shade. It adapts well to open areas and tolerates wind exposure. Good light promotes a balanced form and dense foliage.
Soil
Plant in acidic to neutral, well-drained and slightly moist soil. This tree appreciates poor soils and can colonize less fertile ground. Avoid waterlogged conditions that can promote root rot.
Watering
Once established, downy birch is undemanding and tolerates moderate drought. During the first two years, keep the soil regularly moist. In periods of severe drought, occasional watering remains beneficial.
Pruning and training
Perform light pruning in winter or late autumn to maintain a good structure. Remove dead, broken or poorly positioned branches. Avoid severe pruning that weakens the tree and leaves major wounds.
Fertilizer
Downy birch generally doesn't need fertilizer if planted in acceptable soil. A compost application at the base at planting time is quite sufficient for the first few years.
Diseases and pests
This tree is generally hardy against diseases. Occasionally watch for cankers or lichens on the trunk, which remain benign. Some insects feed on it but cause no major damage.
Did you know?
Downy birch gets its name from the tiny hairs that cover its young twigs and leaves. Its male and female catkins, which appear in spring, have long been used in traditional herbal medicine. It's also a pioneer tree: it colonizes degraded land and prepares the soil for other forest species, playing a major ecological role in forest regeneration.
Where to buy it
Best planted in autumn so the roots settle in before summer, or in early spring once the frost has passed. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, October, November.
Add this plant to my garden →Plants from the same family
- Silver birchBetula pendula
- Grey alderAlnus incana
- Dwarf birchBetula nana
- European Hop-hornbeamOstrya carpinifolia
- Turkish hazelCorylus colurna
- Italian AlderAlnus cordata
Tips generated and checked by Viridia — adapt them to your local climate.