Betula pendula
European White Birch
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Should be sited with care in our gardens because of the typical Ontario summer drought. Prolonged stress exposes the plant to the greater risk of birch borer infestations.
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| Family |
| Betulaceae |
| Genus |
| Betula |
| Species |
| pendula |
| Category |
| Woody |
| Type |
| Tree (deciduous) |
| Pronunciation |
| USDA Hardiness Zone |
| 2 - 6 |
| Canadian Hardiness Zone |
| 0a - 5b |
| RHS Hardiness Zone |
| H7 |
| Temperature (°C) |
| -46 - (-21) |
| Temperature (°F) |
| -50 - (-5) |
| Height |
| 25 m |
| Spread |
| 15 m |
| General Description |
| Graceful pendulous branching tree. This tree has been placed on the IUCN Red List as least concern. |
| Landscape |
| Once a popular tree in the landscape the dreaded birch borer has destroyed its reputation. The better choice is now Betula nigra |
| Cultivation |
| Transplants easily but should be moved in the spring. Needs a lot of moisture but site should be well drained. |
| Shape |
| Drooping with a somewhat rounded crown. |
| Growth |
| Medium |
| ID Characteristic |
| Pure white bark and delicate diamond-shaped leaves that droop. |
| Pests |
| Suffers from extensive Bronze Birch Borer and Leaf Miner and unless adequate moisture is supplied will experience stress. |
| Bark/Stem Description |
| White, does not exfoliate as much as B.papyrifera. B. pendula at maturity can become blackened with a small amount of white. |
| Flower/Leaf Bud Description |
| Imbricate, curved, pointed, brownish black. |
| Leaf Description |
| Alternate, simple, broadly ovate, 2.5-5.5 cm long to 2.5 cm wide, dark green, leafs out early in spring. |
| Flower Description |
| Staminate 3.5-8.5 cm long usually in pairs. |
| Fruit Description |
| Small nutlet in cylindrical catkins, shed in autumn. |
| Colour Description |
| Glossy green in summer changing to yellow in autumn. |
| Texture Description |
| Medium to fine in leaf. |
| Notable Specimens |
| Westonbirt, The National Arboretum, Tetbury, Gloucestershire, England. |
| Propagation |
| Seed will germinate with proper light treatment or 2-3 months of stratification at 5°C. |