Two more Michigan counties have been added to the list of places under quarantine for a bug that can kill hemlock trees, state officials said Friday. The Michigan Department of Agriculture and ...

"It's just a matter of time," a researcher said, before this invasive insect that is an East Coast nuisance pervades Michigan ...

Rhode Island is mobilizing a small army of "tiny but mighty" bugs to help save its majestic hemlock trees. Brought into the Ocean State from Virginia, the predator beetles named Laricobius ...

Hemlock Woolly Adelgid (HWA) is a small aphid-like bug that feeds on hemlock trees, a type of pine. Hemlocks are not native to Washtenaw County. HWA essentially leeches the branches of the tree ...

The tiny insect extracts sap from hemlock trees while slowly killing them. The detection is the northernmost infestation found in Michigan. The trail closure is meant to slow the bug’s spread ...

The hemlock woolly adelgid is a tiny sap-sucking bug that can kill needles, shoots, and branches of hemlock trees, resulting in the tree’s death. The background shows: Clusters of white egg sacs ...

invasive insect that is attacking and killing hemlock trees across Pennsylvania and many eastern states. The insect has been found in Warren, Pa. “They seem to have a pretty good infestation going,” ...

Learn more. Maine forestry officials launched another offensive in an ongoing bug battle to slow the spread of an invasive insect that has been attacking hemlock trees for the past 20 years.

Cold winters are key to curbing an invasive pest that’s depleted Eastern hemlock trees for decades in Connecticut. Warm winters, fueled in part by climate change, allow these insects to spread ...

But with treatment — assuming they are caught in time — the insects are killed and the trees can recuperate. According to the DNR, Michigan is home to more than 170 million mature hemlock ...

The hemlock woolly adelgid ... The study also found that newer nonnative pests caused more tree mortality than older ones, possibly because older pests have already killed the most vulnerable ...