awaytogarden.com
21.07.2023 / 22:37
Making friends with late-summer caterpillars
Lately I have a lot of little fuzzy black and white creatures eating the leaves of my cannas (above), which is what got me started wondering who’s who. Turns out that’s the larval form of a hickory tussock moth, I think, whose usual diet is ash, elm, oak, hickory, maple, willow, and other trees.Though he looks velvety, look but don’t touch, apparently: The long “lashes” of the hickory tussock moth, Lophocampa caryae, are hollow tubes connected to poison glands, and can give susceptible people a stinging nettle-like rash or other reaction. The rest of the bristles, or setae, may also be irritating.This extensive University of Wisconsin-Milwaukee article offers a full portrait of the life of the hickory tussock moth, which apparently will spend the winter in a silk cocoon under tree bark or on the ground, then eventually works its way gradually n