description Spruce budworm moth Overview
The eastern spruce budworm, Choristoneura fumiferana, is a tortricid moth native to North America. Its caterpillars feed mainly on balsam fir and white spruce, also using red and black spruce, and periodic outbreaks can defoliate extensive areas of boreal and northern forest. Several consecutive years of severe defoliation can kill trees, which makes the species important to forest managers and the timber sector.
help Spruce budworm moth FAQ
What is the spruce budworm moth's scientific name?
The spruce budworm moth is Choristoneura fumiferana. It is a tortricid moth native to North America.
Which trees do spruce budworm caterpillars eat?
The caterpillars feed mainly on balsam fir and white spruce. They also use red spruce and black spruce, among other conifers.
Why is the spruce budworm considered a forest pest?
Periodic outbreaks can defoliate large areas of boreal and northern forest. Repeated loss of needles can weaken or kill heavily affected fir and spruce trees.
Where does the damage come from in the spruce budworm life cycle?
The damaging stage is the caterpillar, which eats conifer foliage. The adult moth is mainly involved in reproduction and does not cause the same feeding damage.
explore Explore More
Reviews & Comments
Write a Review
Be the first to review
Share your thoughts with the community and help others make better decisions.
