Tree-Of-Heaven
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Ailanthus altissima |
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| Family Name: |
Simaroubaceae |
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| Class: | C | |
| Other Names: |
stinking quassia, copal-tree |
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| Why is it a noxious weed? |
It is naturalized throughout Washington. It is a fast growing tree, forming thickets that outcompete native plants. It leaches a variety of allelochemicals into the soil that have demonstrated inhibitory or toxic effects on neighboring plants. |
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More Information:
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Visit Washington State Noxious Weed Control Board Here
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