These pests pose problems for your elm trees.

Looking upward into the branches of a very large elm tree. - Alex Cristi /Getty Images Summertime shade might be the most obvious benefit trees provide, but they also improve air quality, cool the air ...

A new invasive species has been detected in Michigan's St. Clair County.

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. An invasive, elm tree-damaging fly from Asia was discovered in Michigan for the first time, the Michigan Department of Agriculture ...

In between beach days and backyard barbecues, the end of summer is a good time to examine your trees for signs of hazardous invasive insects. The USDA has named August as Tree Check Month to encourage ...

Half a century ago, summertime in Blue Hill was shaded by hundreds of American elm trees forming a canopy over its downtown streets. Though hundreds of them are gone now, victims of widespread disease ...

The Department of Environmental Conservation (DEC) just announced that a new invasive insect called the elm zigzag sawfly (Aproceros leucopoda) is threatening New York’s elm trees. The exotic pest was ...

A new six-legged creature has taken up residence in Grand Junction and appears to be here to stay. You'll have to squint a bit to see it, since it's roughly the size of a grain of rice. Chances are ...