Purdue University

ID That Tree: Learn to Identify Hoptree/Wafer Ash

In this edition of ID That Tree, Purdue Extension forester Lenny Farlee takes us through the different characteristics of Hoptree, a relatively common shrub here in Indiana. This is a unique native ...
OPB

State scientists are planting thousands of Oregon Ash trees in invasive beetle territory, hoping to find rare natural resistance

The destructive Emerald Ash Borer beetle has been increasing its range in the U.S. for decades. After being found near Forest Grove in 2022, it’s been confirmed in five Oregon counties, as of ...
OPB

Invasive emerald ash borer has reached Portland, dooming ash trees

An invasive, tree-killing pest has made its way to Portland, spelling trouble for the many ash trees that cool residential neighborhoods on hot summer days. On Wednesday, Oregon forestry officials ...
KOIN 6

How to protect Portland’s trees from invasive emerald ash borer

PORTLAND, Ore. (KOIN) – The dreaded emerald ash borer has made its way into Portland, and it poses a threat to every ash tree in the city. The invasive beetle from East Asia has already had a ...