Tomato hornworms, Manduca quinquemaculata, are large green caterpillars that devour tomato plants along with other nightshades including peppers, potatoes, and eggplant. They can also be a little ...

Hundreds of sweet potato hornworms crossed Honoapiilani Highway on Wednesday afternoon, headed in the direction of the Maui Tropical Plantation. Many were squashed but some crossed the road.