Oak trees fight caterpillars by delaying spring just long enough to leave them hungry. In spring, forests usually burst to life right as insects hatch. Caterpillars, in particular, emerge when fresh ...

Commentary: As the old saying goes, the best time to plant a tree was 20 years ago; the next best time is now. Do something ...

As Dutch elm disease marched west across Canada, Winnipeg’s trees were decimated. The city is now planting 6,000 trees each ...

About 50 years ago, Dutch elm disease wiped out most of the American elm trees, but some survived. Now, scientists in Vermont ...

Here are some common myths and misconceptions that might seem to make sense but can ruin your garden and waste money.

Soil and tree experts are well aware of the important role that trees play in controlling wind erosion. The question is, do ...

After nearly 300 years watching life in and around Wellsboro, the historic Jailhouse Elm has reached the end of its time.

The annual tilling of garden beds, often done for aesthetic neatness, is another practice best avoided. While it might look ...

The species suffered a mass decline decades ago. Researchers are studying how to restore disease-resistant elm trees, with the goal of increasing biodiversity and flood resilience in the process.

Around 25 people gathered last Saturday, May 17, at the North West Highlands Geopark's Rock Stop Café in Unapool to launch The Elm Action Map (TEAM). The collaborative project brings together ...

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, ...

We normally don’t have higher-than-normal winds at this time of year, but I’ve been collecting a lot of limbs and twigs over the past few weeks. High winds can be a potential problem for those with ...