About Larch Sawfly
The most important defoliator of larch in North America. Periodic outbreaks can last for years and cause significant growth reduction.
Did You Know?
Indigenous peoples used outbreaks as a calendar marker, as they occurred with notable regularity.
How to Identify Larch Sawfly
Larch Sawfly (Pristiphora erichsonii) belongs to the order Hymenoptera, family Tenthredinidae. Adults typically measure 8-12 mm (adult).
Larch Sawfly Habitat
Larch Sawfly is found in forests habitats, particularly across North America, Europe. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Larch Sawfly Diet and Feeding
Larch Sawfly has an omnivorous diet, feeding on both plant and animal matter. This dietary flexibility allows it to exploit a wide range of food sources in its environment.
Where Is Larch Sawfly Found?
Larch Sawfly can be found in North America, Europe, where it inhabits forests environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Larch Sawfly can be found
Is Larch Sawfly Dangerous?
Larch Sawfly belongs to the order Hymenoptera, which includes many stinging insects. While not typically aggressive, it may sting if threatened or handled. Stings can cause pain and swelling, and in rare cases may trigger allergic reactions in sensitive individuals.
Larch Sawfly Role in Nature
Larch Sawfly plays a role in its ecosystem as part of the food web, serving as both consumer and prey. Insects like Larch Sawfly are a vital food source for birds, bats, and other wildlife, and contribute to the overall health and balance of their environment.
Seasonal Activity
Frequently Asked Questions About Larch Sawfly
What does Larch Sawfly look like?
The Larch Sawfly typically measures 8-12 mm (adult).
Where is Larch Sawfly found?
The Larch Sawfly is found in North America, Europe and typically inhabits forests environments.
What does Larch Sawfly eat?
The Larch Sawfly has an omnivorous diet, feeding on both plant and animal matter.
Is Larch Sawfly dangerous to humans?
The Larch Sawfly belongs to the order Hymenoptera, which includes stinging insects. While not typically aggressive, it may sting if threatened or handled.
Is Larch Sawfly endangered?
The Larch Sawfly is currently classified as Not Evaluated by conservation assessments. Habitat loss and environmental changes are among the primary threats to its population.
What is an interesting fact about Larch Sawfly?
Indigenous peoples used outbreaks as a calendar marker, as they occurred with notable regularity.
Cite This Page
APA:
InsectDiscover. (2026). Larch Sawfly (Pristiphora erichsonii). Retrieved from https://insectdiscover.com/insect/larch-sawfly
MLA:
"Larch Sawfly." InsectDiscover, https://insectdiscover.com/insect/larch-sawfly.