Dutch elm disease has been reported back in Denver after more than a decade of its absence. The Denver forestry office discovered the disease last month in the old American elms along 17th Avenue ...

Fallen seeds and seed pods can be a major nuisance, but proper identification can make it easier to learn how (and if) you ...

Unfortunately, many of those trees proved to be susceptible to other diseases such as Elm Yellows. Providing that the tree has been identified as an American elm, proper management is required to ...

How do you tell if an elm tree has Dutch elm disease? How do you know if an ash tree is succumbing to emerald ash borer? How do you know if your seemingly healthy tree is about to croak and collapse ...

On the St. Paul campus of the University of Minnesota, rows of tiny elm trees sprout in a test field run by University researchers. These elms are a series of new trees cloned by the University that ...

A devastating and highly contagious tree fungus has been detected in north Edmonton, the latest case of a deadly disease that puts Edmonton's vast canopy of urban elms under threat. In a statement ...

EGREMONT — Berkshire County's most photographed tree got a special injection Friday morning to protect it from Dutch elm disease. Early Friday, before the daily heat could set in, a crew from ...

OGDEN CANYON, Utah — A fungal tree disease, which has destroyed millions of trees in the United States, has been detected in Utah for the first time. “We were sick to our stomachs thinking about what ...

Elm-lined streets were once ubiquitous in America. The trees’ success throwing beautiful, shady canopies over urban environments made them one of the most popular to plant in the country. Then a ...

In this edition of ID That Tree, we’re going to introduce you to yet another native Indiana elm found in the far southwest corner of Indiana, and that is winged elm. It’s named for its prominent corky ...