Quick Take The emerald ash borer (Agrilus planipennis) was first identified as an invasive species in the US in 2002. It is ...

In 2002 in Michigan, many ash (Fraxinus sp.) trees started to show obvious signs of decline, and after careful inspections, arborists and biologists soon discovered a pest unknown to the U.S. as the ...

Emerald ash borer confirmed in Robertson County, Tennessee, threatens ash trees. Learn symptoms, prevention tips and how ...

One of the most destructive invasive insects in the United States has been detected in three more Oregon counties this summer, which could be bad news for the state’s ash trees. Federal and state ...

The emerald ash borer, an invasive beetle that’s already killed millions of trees across the country, is spreading in Oregon. The beetle was first detected in Washington County, near Forest Grove, in ...

If you want your ash trees to stand a fighting chance against the emerald ash borer, now through mid-April is the time to treat your trees this invasive pest, say insect and tree experts for the ...

HOLYOKE — A small green beetle burrowing in the city’s ash trees is putting them in danger. Officials are actively combating the emerald ash borer, an invasive species. Sometimes trees can be treated, ...

The Fort Worth Botanic Garden is thanking a group of tree specialists for donating their services to protect ash trees in the sprawling garden from the invasive emerald ash borer beetle. The ...

MANKATO — Take a walk outside today. Look left, look right and then look up. What do you see? Or more importantly, what do you not see? A major urban forestry initiative is reshaping Mankato’s tree ...

PORTLAND, Ore. (KOIN) — Invasive emerald ash borer beetles were discovered in three more Oregon counties this summer, officials said. Emerald ash borers are small metallic-green beetles native to ...