The fungal disease Ash Dieback is expected to decimate the population of Ash trees across Britain ... Ash dieback is easiest to identify when the tree is in leaf. Although there are numerous acute ...
Ash dieback is a fungal infection that blocks a tree's access to water, causing it to die. Signs of the disease, such as dark patches or black leaves, can be spotted between June and September. The ...
Just as Dutch elm disease all but eliminated elm trees ... "As you look around you'll notice that not only do the ash trees not have any leaves on them, but some of the branches are dead as ...
In the decades since, the wood-boring beetle has spread east and west across the U.S. and Canada, killing tens of millions of ash trees, causing one of the costliest forest insect invasions to date.
National Highways said many ash trees were "deteriorating" and the disease was "significant" across the South West. "It has spread rapidly to the trees alongside our roads over recent years," said ...