The beetle, native to China, was first detected officially near Detroit in 2002 and was observed in South Carolina in 2017. Tens of millions of trees have died. The ash borer can fly several miles ...

Begin by examining the trunk and lower branches of ash trees for insect exit holes. The exit holes created by these three insect pests are approximately ¼ inch in diameter.

The emerald ash borer, an invasive beetle from Asia, is damaging trees in the Upstate. Suspected sightings should be reported to local authorities or Clemson University.

In 2006, Kathleen Knight was walking through a forest in northwest Ohio. She's a researched ecologist with the U.S. Forest Service. All around her were big, beautiful ash trees, tall trunks with ...

Emerald ash borers emerge from trees between April and early July, with peak activity occurring in June. The adult beetles create D-shaped exit holes about 3/16 inch wide as they leave the tree.

Grow With KARE Emerald ash borer's toll: Replacement options after removing your tree If your favorite ash isn’t dead or dying yet, it will be soon as new communities are becoming infested daily.

Millions of ash trees across the U.S. and Canada have already been killed, the Minnesota Department of Agriculture says. The invasive pest was found for the first time in Minnesota in 2009.