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 ...

Is it thumbs up or thumbs down for tree-of-heaven (Ailanthus altissima), now standing out among the general greenery for the mops of yellowish or orangeish seeds capping its stout branches? Thumbs ...

Although athletes thrive on strong competition, tree nut orchard managers become frustrated when their orchard’s floors face ...

Throughout Madison County, much of our forest is dominated by a tall, pale-barked tree that grows ramrod straight. Often called “yellow poplar” by loggers and sawmill owners, it’s also known as “tulip ...

A weed grows in a Toledo, Ohio, intersection — and no one is there to tend to it. Save for one family, who decided to decorate the plant like a Christmas tree making it a local landmark, ...

We have a 3- or 4-year- old orange tree planted in our yard which has suddenly dropped all its leaves. Earlier this spring I applied a weed and feed to the yard. Did this cause the problem? Since you ...