American elm trees are being feasted on by larvae of the larger elm leaf beetle, Slye said. This native half-inch beetle has blueish-black stripes across its orange back and its larvae have a ...

"This one leaf here is a little concerning," he said ... The disease spreads from tree to tree by way of an insect, the elm bark beetle, or through the roots of trees growing close together.

They’re members of a group of 40,000 species of leaf beetles, the Chrysomelidae, one of the most species-rich branches of the vast beetle order, Coleoptera. “You have your weevils, longhorns ...

To prevent further spread, the city is removing trees in the area to help reduce beetle habitat. “City-owned elm trees with significant leaf death at the top of the tree, small elm trees ...

Adult elm zigzag sawfly on an elm leaf. The state Department of Environmental Conservation is alerting residents to an invasive pest species that is new on the scene in New York: the elm zigzag ...