Date: 08/25/2024
Number: 1
Final instar larva detected on swamp milkweed that had gone to seed. Stand of milkweed had been observed closely for aphid-management prior without detection of larva, suggesting possibility of larval migration from adjacent common milkweed suffering deterioration from oleander aphid feeding.
St. Catharines, ON
Latitude: 43.2 Longitude: -79.3
Observed by: Christoff
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