Tree of heaven, a noxious weed and invasive tree, is making an indelible mark on the Pacific Northwest — and confounding the officials attempting to control its spread. TrendingThe only […] ...

Many gardeners and homeowners are reporting large infestations of the spotted lanternfly right now and are wondering what ...

RAPHINE, Va. — The kudzu of the tree world could one day be controlled by a fungus. Virginia Tech graduate student Rachel Brooks is testing how the fungus verticillium attacks tree of heaven, an ...

Chemical control methods include basal bark applications, hack and squirt applications, cut-stump treatments, and foliar applications. “For very dense or large infestations, using tree and brush ...

Basal bark herbicide treatments are the best control measure for tree of heaven. Treatment timing and following up the second year are critical to success.

“Tree-of-heaven can sprout and grow almost anywhere, including cracks in streets and sidewalks or building foundations, resulting in infrastructure damage and increased costs of maintenance.” In ...

A subset of these newcomers has the potential to spread out of control and cause negative impacts on our environment and/or economy. Usually because they left the predators, grazers, or diseases that ...

Who knew something so sweet-sounding could be incredibly menacing. Tree-of-heaven is obnoxiously noxious, earning it a designation on Washington’s quarantine list, which prohibits its sale or ...

Tree of heaven Small tree of heaven plants can be dug out, but large plants like the ones found along the Chadakoin River require herbicide treatments at a certain time of the year. The herbicides ...

Removing trees of heaven, as the arboretum has done, may help. Even a "circle trap" around a tree's trunk can reduce the number of spotted lanternflies feeding on a tree.