Elm trees were once stalwarts of the UK countryside that towered out of hedgerows, lined fields and woodlands. Glance at the landscape paintings of John Constable for a vague idea of what has been ...

The North Carolina Forest Service has been receiving reports of scorched-looking elm trees throughout central North Carolina, from Davidson to Johnston counties. But Jim Slye, the service’s Forest ...

A new, invasive insect species has been detected in Ohio for the first time, authorities said. The elm zigzag sawfly was spotted by researchers infesting elm trees in both Franklin and Delaware ...

A new invasive species has been detected in Michigan's St. Clair County.

The devastation of elm trees in Ireland due to Dutch elm disease is one of the most striking but overlooked changes in our ...

It's in the elm zigzag sawfly's caterpillar-like larval stage that you're likely to see it - and the distinctive damage it causes to elm leaves ...

A reader of ERR's Novaator science portal noticed diseased ash and elm trees in their home yard and asked what was causing it and what could be done to help the trees. According to Rein Drenkhan, ...

Getting your Trinity Audio player ready... 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 ...

Elm trees (Ulmus spp.) have endured repeated assaults by fungal pathogens, most notably those causing Dutch elm disease (DED). Infection typically initiates with bark beetle vectors introducing cerato ...

The Forestry Division is leading the effort as Evanston works to protect mature elms from disease.