Pest on crop
Navel Orangeworm on almond
Amyelois transitella
Moth whose larvae infest mummified almonds and continue feeding into the new crop. The dominant almond pest in California, also a vector for Aspergillus aflatoxin contamination.
- Pest
- Navel Orangeworm
- Scientific name
- Amyelois transitella
- Crop
- Almond
- Total hosts
- 1
Navel Orangeworm on almond
Detailed guidance for this section is being prepared. Check back soon.
Signs on almond
- ▸ Webbing and frass in almond shells
- ▸ Tunneled kernels with frass
- ▸ Mummy nuts in tree crotches and on ground harboring overwintering larvae
IPM controls
- ✓ Winter sanitation: remove all mummy nuts before March (the single most effective control)
- ✓ Pheromone-based mating disruption
- ✓ Targeted sprays at peak flight (early hull split)
- ✓ Prompt harvest at hull split before larval entry
Other crops affected by navel orangeworm
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