The elm zigzag sawfly was spotted by researchers infesting elm trees in both Franklin and Delaware counties, according to the Ohio Department of Natural Resources.

COLUMBUS, Ohio (WKRC) - A researcher recently discovered a population of an invasive pest species in two different parts of Ohio. While inspecting the area, the researcher found that the elm ...

The State Forest Service officials say that a small beetle is responsible for damage that is making elm trees appear as if they've been scorched by fire.

An invasive insect, known as the elm zigzag sawfly, has arrived in North Carolina, according to researchers at NC State.

Officials have confirmed that a new invasive insect, the elm zigzag sawfly, has been gnawing on elm trees in Vermont, including in Alburg, North Hero and Milton.

BECKET — There’s a tiny insect new to Berkshire County that is munching on leaves, giving some trees a ghostly, wintry appearance even in the midst of summer — entirely defoliating elms. The elm ...

Dutch elm disease has wiped out the majority of adult elm trees growing along the Mississippi River, robbing them of their role.

I read your column in Central Texas. My house was built in 2017 and I bought it in 2021. I had two beautiful elm trees in my ...

Elm trees are important for many reasons, including the soft seeds they produce that provide food for wildlife like migratory birds and squirrels.

The oldest elm tree in Portland and possibly all of Oregon has suffered a rough 2024 so far — and city officials say they have no choice but to cut it down next month, about 150 years after it ...

Killing a Siberian elm is easier said than done. When people talk about taking out the invasive tree, the methods for extermination sometime sound more like methods to kill a movie monster than a ...