I’ve had quite a few questions about little black caterpillars on hazelnuts this week. These guys are gypsy moth caterpillars, which were quite a problem in many Ontario hazelnut orchards last summer. Gypsy moths overwinter as egg masses on tree trunks, fence posts, buildings and other sheltered locations. The larvae hatch as temperatures warm in […]
via They’re back!! Gypsy moths invade hazelnuts (and lots of other things) — onspecialtycrops
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