Associated Press How do I know if I have ash trees on my property?There are four species of ash native to the eastern United States white, green, black and blue. Branches and leaves always grow in ...

The Common Ash tree is one of the most recognizable species in the UK, reaching heights of up to 30 meters. In this video, we ...

Cornell is at the forefront of determining how "invisibility cloaks" and walls of protection may give ash trees hope of revival.

Trees growing near roads are to be cut down in response to the spread of ash dieback. Cumberland Council has found several areas where ash trees have been infected with the disease and need ...

Winter isn’t the ideal season for pruning trees in Upstate New York, but it’s the best time to cut scion or twigs from ash trees in parts of the state where the species has been all but wiped out.

Scientists have identified candidate resistance genes that could protect ash trees from the emerald ash borer (EAB), a deadly pest that is expected to kill billions of trees worldwide. An ...

For the past decade the outlook has been gloomy for European ash trees devastated by ash dieback and facing the threat of more invasive pests. For the past decade the outlook has been gloomy for ...