Tens of millions of ash trees across Europe are dying from the Hymenoscyphus fraxinea fungus - the most visible signs that a tree is infected with ash dieback fungus are cankers on the bark and ...

The ash dieback disease caused a dramatic decline of the common ash, but the spread of the emerald ash borer pest is now ...

A: Your ash tree has a common foliage disease called ash anthracnose, which is showing up in the area because of the cool, wet spring. Leaves become distorted and some drop.

Ash is susceptible to a number of insects and diseases, some not easily diagnosed. Ash yellows, caused by a tiny organism called a phytoplasma, produces symptoms similar to those observed and, in the ...

This ash tree is probably infested with emerald ash borer. Woodpeckers strip chunks of bark, looking for the larvae (boring stage). Borers make D-shaped tunnels that are not always clear, but your ...

The Woodland Trust estimates ash dieback could claim 90% of ash trees in ... all native ash trees to succumb to a fatal tree disease. ... of the tree and diamond-shaped lesions on the bark.

Q. I have a Mountain ash tree that has some dead branches in it. In May of this year, there were small birds eating on the sap and as they did, they made a lot of holes in the tree. What can I do ...

Still, unlike the emerald ash borer that has drastically impacted ash trees in the state, Wismer said the beech leaf disease is a bit different. “The ash borer is a death sentence for any ash tree.

Recent sightings of invasive species and a tree disease in and near Washington have state officials asking the public to keep their eyes open and report anything that seems out of the ordinary.

Ash tree genome aids fight against disease Date: December 26, 2016 Source: University of Queen Mary London Summary: Researchers have successfully decoded the genetic sequence of the ash tree, to ...