How do Gypsy Moths travel?
Caterpillars hang in trees on a silk strand and can be carried a great distance by the wind. Humans also move egg masses or pupal cases on travel trailers, firewood, cars, etc. Vehicular travel is how they came to Macomb County! Make sure you do not give the Gypsy Moth a ride! How do I know if I have the Gypsy Moth? A number of MSU Extension bulletins can help you identify the Gypsy Moth and caterpillar. You can also use the Macomb County MSU Extension diagnostic facility. There is a small fee for some services. For insect identification: Call Macomb MSU Extension Gardening Hotline:(586) 469-5063, Monday, Wednesday, Friday, from 9 a.m. to 4 p.m. What does gypsy moth damage look like? Gypsy moth caterpillars feed on tree leaves creating “Swiss Cheese” type holes. They do not cause pre-mature leaf drop, browning, or curling of leaves. They do not make a web or tent in trees. What happens when trees are defoliated? Trees defoliated more than 40% become stressed by using next year’s energy
