The elm trees on my street downtown have been infested the past couple of years with what I think are elm leaf beetles. We can see little striped worms climbing up the bark, and the leaves are chewed ...

American elms, Ulmus americana, are native to North America from Saskatchewan to Nova Scotia and from Texas to Florida. They grow 60 to 80 feet tall, with a thick trunk, the shape of a vase and a ...

BECKET — There’s a tiny insect new to Berkshire County that is munching on leaves, giving some trees a ghostly, wintry appearance even in the midst of summer — entirely defoliating elms. The elm ...

Elm leafminers and elm leaf beetles are having their way with elm trees in the Treasure Valley right now. If you’ve noticed brown, falling leaves on the elms, it’s very possible it’s one of these ...

North Carolina has a new insect resident, one that poses a unique risk to elm trees. The elm zigzag sawfly (Aproceros leucopoda Takeuchi) was first detected in the United States for the first time in ...

El Paso, Texas — This is a follow-up to last week's "Just Ask John" segment in which a viewer wanted to know why so many Chinese elm trees seem to be dying in El Paso's Upper Valley. As I reported ...

DALLAS — The winter freeze this February was a tough test for trees across North Texas, and we're still seeing the impact months later. If your trees appear to be dying now, there's a good chance it ...

American elms, Ulmus americana, are native to North America from Saskatchewan to Nova Scotia and from Texas to Florida. They grow 60 to 80 feet tall, with a thick trunk, the shape of a vase and a ...