
Community identification
Pear Slug (Cherry Leaf Beetle)
Caliroa cerasi
- Order & Family
- Hymenoptera, Tenthredinidae
- Size
- 1/4 to 1/2 inch (6 to 12 mm)
Natural Habitat
Orchards and gardens where host plants like pear, cherry, plum, or hawthorn are present.
Diet & Feeding
Larvae feed on the upper surface of leaves, skeletonizing them by eating the green tissue and leaving only the veins.
Behavior Patterns
Larvae are covered in a sticky, dark slime to resemble a slug. After feeding, they drop to the soil to pupate. They typically produce two generations per year.
Risks & Benefits
Risks: Can cause significant defoliation and aesthetic damage to fruit trees. Benefits: Part of the ecosystem food web, providing a food source for predatory insects and birds.