Skip to main content
U.S. flag

An official website of the United States government

USA-NPN Pheno Forecast of emerald ash borer adult emergence.

By Ecosystems 2019 (approx.)
USA-NPN Pheno Forecast of emerald ash borer adult emergence.
Original Thumbnail Medium

Detailed Description

USA-NPN Pheno Forecast of emerald ash borer adult emergence. Yellow areas indicate locations that will have reached the accumulated temperature requirements for adult emergence as of April 1, 2019.

Sources/Usage

Public Domain.