Each week, the Intro to Trees of Indiana web series will offer a sneak peek at one species from the book, paired with an ID That Tree video from Purdue Extension ... First up, we introduce the white ...

Since 2002, emerald ash borers have killed anywhere from 80% to 99% of mature ash in Southeast Michigan and Northeast Ohio.

In most cases, those who own an ash tree won’t be able to identify the red flags that come along with an infected tree until ...

It bursts with miniature white flowers in late ... bother other types of mountain ash trees. Ideal for USDA hardiness zones 3 through 7, this cool-climate tree relative prefers full sun, damp ...