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The Emerald Ash Borer and Gypsy Moth are two major tree pests being surveyed for, and kept from being accidentally introduced to Iowa.

This site is designed to be a source of information for Iowans, and other people who may be interested in learning more about these insects. These insects have contributed to the loss of millions of urban and rural forestland trees, throughout infested areas of the United States.

Inside you will find photos, and information to help you identify both of these serious tree pests. This site is maintained by the Entomology and Plant Science Bureau, of the Iowa Department of Agriculture and Land Stewardship, with collaborative efforts between:

For updates on these tree pests and other information coming from the State Entomologist, consider subscribing to our Iowa Insect Blog.