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

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 ...

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 ...

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 sometimes growing in stately elegance, a tree-of-heaven, in center background, is a weed tree that shows up everywhere, from forests to cracks in urban pavement. (Lee Reich) Is it thumbs up ...

Tree of heaven (Ailanthus altissima) is a fast-growing, prolific seed producer that was listed in Minnesota as a Restricted Noxious Weed beginning in 2017. It is native to China and was brought to ...

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, ...

Q: I have one pomegranate tree in bad shape. The leaves are turning yellow and then brown; yet underneath the veins are pink. This is one tree out of my 50 that looks like this. The other trees look ...