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Asian longhorned beetle Preferred Host Trees

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The following is a list of host trees susceptible to attack by the Asian longhorned beetle (ALHB) (also known as starry sky beetle).

The Canadian Food Inspection Agency recommends that these species should not be planted within the Asian longhorned beetle regulated area. This recommendation will be in place until the ALHB has been declared eradicated.

These recommendations are in place only in the regulated area. These species may continue to be planted outside of the regulated area.

Preferred host in Canada: Maple (Acer spp.)

Hosts occasionally attacked in Canada: Birch (Betula spp.), poplar (Populus spp.), willow (Salix spp.)

Hosts rarely attacked in Canada: Elm (Ulmus spp.)

Hosts with no record of attack in Canada (as of 2015): Horsechestnut (Aesculus spp.), sycamore or London plane tree (Platanus spp.), katsura (Cercidiphyllum spp.), moutain ash (Sorbus spp.), silk tree (Albizia spp.), hackberry (Celtis spp.), goldenrain tree (Koelreuteria spp.)

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