| Latin Name | Aonidiella aurantii |
| Common Name | California red scale |
| Biology | Adults are ~2 mm, circular flat scales. Females produce 100-150 live offspring. Crawlers settle on young shoots/fruits. Multiple generations/year. Overwinters as females . |
| Damage | Feeds on citrus, fig, and avocado. Causes yellowing, defoliation, fruit drop, and weakening trees. Transmits viruses . |
| Distribution Regions | Global in subtropical/tropical regions (e.g., California, Mediterranean, Australia) . |
| Monitoring | Visual inspection of scales. Sticky traps. Monitoring crawler activity with water traps . |
| Recommended Traps | Sticky traps. Pheromone traps for males . |
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