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| Classification |
Populus alba |
| Height: |
20 - 30 m |
| Leaf: |
oviate alternate |
| Bloom: |
March - April, catkins |
| Fruit: |
light-brown catkins |
| Branches: |
first churlish white, later hairy grey |
| Bark: |
first whitish and smooth, later covered
with bark and black |
| Root: |
shallow root, extremely long |
| Location: |
sun to half shade |
| Soil: |
sandy - loamy to very loamy |
| ph-value: |
slightly acidic to strong basic |
| Diseases: |
Populus alba |
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| Leaf necrosis |
| Small black spots that grow together to form larger
spots. Not dangerous for the tree. |
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| Other Broadleaf Foliar Diseases (Melampsora
larici-populina) |
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| Disease of the shoot ends |
| Black colored leaves, dried out shoot ends. |
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| Poplar spiral gall aphid (Pemphigus spirothecae
PASS.) |
| Not dangerous for the tree. |
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| Rust Fungus(Melampsora
larici-tremlea KLEB. II) |
| Not dangerous for the tree. |
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| Canker (Nectria galligena): |
| Fungi that leads to the breaking off of bark. Affected
twigs and branches should be removed and burned. If the trunk is affected,
then an expert should be called to remove canker. |
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| Fungi |
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Aspen Trunk Rot
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Polyporus rheades
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Poria obliqua
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