Top forest insects and diseases in Canada
Read profiles of some common forest insects and diseases in Canada for information on status, influencing factors, outlook, impact, links to scientific research and more.
- Asian longhorned beetle
- Birch leafminer
- Brown spruce longhorn beetle
- Butternut canker
- Emerald ash borer
- Forest tent caterpillar
- Mountain pine beetle
- Spruce budworm
- Western spruce budworm
Find more information
- Trees, insects and diseases of Canada's forests (database)
Search the Trees, insects and diseases of Canada's forests database for information on more than 200 native tree and shrub species, and on almost 300 insects and 200 diseases found in Canada's forests.
- Forest invasive alien species (portal)
Find more information about forest invasive alien species, including lists and databases with descriptions and details about alien species that are established in Canada and species that are undesired in Canada.
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