Emerald ash borer is an invasive pest that causes grave damage to ash trees. A certified arborist shares how to spot the ...

Crews on Friday morning were busy removing ash trees in Burlington’s South End. City Arborist VJ Comai says about nine ...

Researchers studying ash trees in the western U.S. have discovered a set of genetic variations that could protect the species from a devastating threat sweeping across the continent, according to ...

Researchers are studying possible mixes of ash tree species that might resistant to EAB, as well as introducing predators of the beetle, such as non-stinging wasps. First discovered in North ...

The Denver Office of the City Forester is looking for people to sign up for its free tree-planting program called Be a Smart ...