Betula pendula – Silver Birch (= B. alba; B. verrucosa)
Habit: Usually a large tree, 8-22 (30) m tall, 6-8 m wide; occasionally smaller, asymmetrical; light, highly domed crown with loosely overhanging twigs; fast-growing in the first 20-25 years, 40-60 (80) cm a year, then only growing slightly.
Flowers: Monoecious, yellowish catkins, before leaves shoot, April to May.
Fruits: Inconspicuous, seeds slightly opening.
Bark: White with black grooves; bark always black when injuries heal.
Leaves: Pointed, triangular or diamond-shaped; light green, somewhat fragrant shoots at the beginning of May, later medium-green; bright yellow in October.
Roots: Intense, dense and very shallow , main roots directly under the surface; extremely sensitive to soil compaction, filling in, and paving over.
Demands: Hungry for light, growing crooked in shade; avoids heat, very frost hardy, average wind resistance.
Soil: Not demanding at all, adaptable, sensitive to salt.
Note: Prefers planting in spring.
Hardiness: Zone 2