In the late 1700s, the tree of heaven plant was introduced to the U.S. by horticulturists who sought it out as a unique ornamental tree. While the tree may be handsome and provide shade in the summer ...

Invasives: The Tree of Heaven smells like rotten peanut butter, makes soil toxic for native plants and might be in your front yard. What to know.

Rarely do you find such irony in nature. This so-called Tree-of-heaven, with its invasive nature and pungent stench, makes life hell for some folks who have it growing in their landscape. This tree, ...

Here in the high desert, gardeners and nature lovers learn to regard almost anything that grows well on its own with respect and admiration. But there are exceptions. When a non-native plant is so ...

I hope it doesn’t seem like cheating to include a tree on my list of worst offenders of the weedy variety. It may challenge the presumption of what qualifies as a weed, but it seems that Ailanthus, or ...