Diagnosis Case: Pine
Part of determining which insect causes the damage is knowing when they are most abundant during the season. |
Type of Insect | No. of Generations | Insect Stage | Time they are present | European Pine Sawfly | 1 | Larvae | mid-April through May |
Adults | Emerge through the fall | ||
Introduced Pine Sawfly | 2 | Larvae | 1st generation = late May - early July 2nd generation = late July through late Sept. |
European Pine Shoot Moth | 1 | Larvae | June and July |
Adults | late May and early June | Red Pine Shoot Moth | 1 | Larvae | late summer |
Adults | mid-June through September | Eastern Pine Shoot Borer | 1 | Larvae | June |
Adults | May |
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