The Plum Curculio (Conotrachelus nenuphar) is a destructive weevil that attacks stone fruit trees including plums, peaches, and cherries.
Taxonomy and Classification
- Order: Coleoptera
- Family: Curculionidae
- Genus: Conotrachelus
- Species: Conotrachelus nenuphar
Physical Description
- Length: 4–6 mm
- Color: Dark brown with rough texture
- Distinctive Feature: Curved snout typical of weevils
Distribution and Habitat
- Eastern North America
- Orchards
- Fruit-growing regions
Behavior and Damage
Female beetles cut crescent-shaped scars into fruit while laying eggs. The larvae feed inside developing fruit, causing premature drop.
Management and Prevention
- Sanitation of fallen fruit
- Monitoring orchards
- Integrated pest management strategies
Conservation and Research
The plum curculio is a major focus of research in orchard pest management.