Emerald ash borer larva cut these feeding galleries on the trunk of a dead ash tree in Michigan. corfoto via Getty Images The emerald ash borer (Agrilus planipennis) is a deceptively attractive ...

After seeing my article last week on the efficacy of systemic insecticides for bark beetles and borers in pines, a reader, Ken, wondered whether a product he was using against bronze birch borers was ...

I usually begin our weekly gardening chats with a little humor, because most of us are in a pretty good mood talking about our yards, vegetable gardens, houseplants and flowerbeds. It’s difficult to ...

I got an email from a reader of our column who asked why their iris was rotting fast at the root. This question caused me to think about a friend of mine who passed away a few years ago. Unfortunately ...

An invasive insect from Europe and the Middle East is attacking several Oregon white oak trees in the Wilsonville area, and state researchers say it's been found in other pest traps in the past few ...

Q: Something is eating small round holes in my first crop of Earlitreat peaches. I was really looking forward to eating those peaches. What could it be? Also, is now the time to put out peach twig ...

The emerald ash borer (Agrilus planipennis) is a deceptively attractive metallic-green adult beetle with a red abdomen. But few people ever actually see the insect itself — just the trail of ...

CARBONDALE — Carl Meinecke sidles up to an ash tree and wraps a tape measure around the trunk, gathering both circumference and diameter in one move. “Diameter is 17.9 inches,” Carbondale’s town ...