Invasive species are non-native species that can cause harm to the environment, the economy or to human health. Invasives come from all around the world. As international trade increases, so does the rate of invasive species introductions. Invasive species are one of the greatest threats to New York's biodiversity. They cause or contribute to: habitat degradation and loss; the loss of native fish, wildlife and tree species; the loss of recreational opportunities and income; and crop damage and diseases in humans and livestock ( from the New York Dept. of Environmental Conservation).
The Hemlock Woolly Adelgid lives and feeds on hemlock trees. Infested trees can die within 2 years, although 10-12 years is more common.
Learn how to identify the Emerald Ash Borer, monitor your Ash trees, detect and report possible EAB in your trees, and more, with resources we've compiled on this site.
Corn, sorghum, and other plants of the grass family are preferred hosts of the Armyworm but it also attacks other crops. Learn how to identify and control this destructive pest.
Last updated February 2, 2022