Tree-of-heaven was introduced to North America as early as the late 1700s and has since become invasive in most areas of the United States. Tree-of-heaven can be found, sometimes in abundance, in both ...

As many as two million brown tree snakes are believed to now live on the tiny Pacific island of Guam Scientists tallying the economic damage wrought by invasive pests across the world found two ...

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 ...

Over the last three months, the Big Island Invasive Species Committee has received ... could cause significant damage to citrus and other trees. The larvae tunnel through living wood creating ...

Clearing alien trees from mountain catchments is a more ... they could be at risk of flowering when it’s too cold and become dormant. Invasive plants have an impact on native species and unless ...

Even though green ivy climbing up your tree can look visually appealing, invasive vines are not so great for your tree's ...

The researchers wondered whether an aspen tree's defenses—rallied against marauding, invasive spongy moth caterpillars—might do unusual harm to native species that have evolved to feed on ...

Since it was discovered in the US in 2002, the invasive insects have wiped out tens of millions of ash trees. The findings will appear in the journal Forest Ecology and Management. Since it was ...

It’s one of a group of invasive pests and plant diseases that costs the nation some $40-billion each year in losses to trees, plants, and crops. For more information or to report the insect or ...

In the castle gardens of Muskauer Park, which straddles both banks of the German-Polish river border, caretakers have mounted ...

LANSING, MI – Michigan agricultural officials issued an interior quarantine for Missaukee County this week to slow the spread of an invasive pest ... that attacks fir trees, eventually weakening ...