Hello Mid-Ohio Valley farmers and gardeners! This week I want to talk about Tree-of-Heaven (Ailanthus altissima), an invasive ...

Hello Mid-Ohio Valley farmers and gardeners! This week I want to talk about tree of heaven (Ailanthus altissima), an invasive ...

For agriculture, forestry or as ornamental plants, humans have brought countless plants to countries or even continents where they did not originally occur. Some of these have become invasive and are ...

Question: I’ve noticed these tall trees growing along the bridge across from Stewart Park. They have interesting seed pods.

Worse yet, the leaves, roots, and bark all contain allelopathic compounds which inhibit the growth of nearby plants. The leaves of tree-of-heaven resemble those of black walnut. The technical term for ...

Sometimes called volunteer trees, weed trees pop up where you least want them to in your yard. Managing them can be ...

If your landscape plants have been sitting and "sulking," the cause might be one of two underlying problems that require a ...

A global study has revealed that insect invasions are being driven by the proliferation of non-native plants. This can can massively disrupt ecological processes, often leading to serious economic ...

While garlic mustard and Japanese stiltgrass can be pulled out of the ground, other invasive plants including tree of heaven, callery pear trees and wineberry have to be cut down and dug up.

Robert Plant braved a rocky past with "Stairway to Heaven" and impressed fans with his recent performance adjustments. Plant ...

Outomuro explained that lanternflies used the “tree of heaven” plant as a host, a species of which Pittsburgh has a “significant amount.” However, Outomuro said the apparent decline in lanternflies ...