Unfortunately, it’s likely you brought them home yourself. Most pantry moth infestations probably start when we inadvertently bring home eggs and caterpillars in our dried foods.
Efforts to manage the invasive caterpillar L. dispar have cost billions of dollars in Canada and the United States.
(Chris MacQuarrie)
The caterpillar, Lymantria dispar, has eaten through 17,000 square kilometres of trees since the 1980s. The invasive insect was imported in the 1880s to launch a North American silk industry.
A caterpillar of the cabbage looper moth (Trichoplusia ni), a pest that feeds on vegetables.
(Shutterstock)