Purdue Landscape Report: Despite the sublime name, tree-of-heaven, Ailanthus altissima, is a particularly bad actor when it comes to trees encountered in the Midwest. This native of Asia was ...

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. “Something is definitely ...

(Beyond Pesticides, December 22, 2021) A promising new biocontrol agent for the tree of heaven (Ailanthus altissima)—considered an invasive species in the U.S. and Europe by some—was recently ...

Tree-of-Heaven is an invasive species, but now researchers may have found a way to control it. Researchers at USDA report finding a potential natural enemy for Tree-of-Heaven in France. It’s a mite ...

Hello Mid-Ohio Valley farmers and gardeners! This week I want to talk about tree of heaven (Ailanthus altissima), an invasive species from Asia. It has been in the news lately because it is a major ...