The leaves of this ash tree show signs of ash dieback.

This time the tree under threat is ash and the pathogen is ash dieback.

Hot on the heels of ash dieback, it seems that sweet chestnuts are now under threat.

Garden designers have found inspiration in areas varying from the consequences of ash dieback to woodland burials.

After 2012, broadleaf planting did fall, not because of EU funding but because of ash dieback disease.

Hilary and I certainly did take the environment seriously and essentially received the same advice on ash dieback.

The plans aim to help make up for those that could be lost due to the disease ash dieback.

Summer 2012 Outbreaks of ash dieback identified at plantations and nurseries across England and Scotland, from County Durham to Berkshire.

Britain's 80 million ash trees are at deadly risk from ash dieback, a virulent fungal disease that has swept across Europe.

The ban comes after the discovery last week of trees in the wild infected by the fungus behind ash dieback, Chalara fraxinea.

Meanwhile ash dieback is a fungus that attacks its prey with savage speed, killing juvenile trees with the efficiency of an assassin.

However, at that time the fungus causing ash dieback was thought to be already endemic in the UK, meaning no ban was possible.

In addition to warnings from scientists in those countries, ash dieback was found in British nursery tree stocks as far back as February.

Portable DNA tests, that quickly diagnose ash dieback, are now being used in an effort to stop the spread of the deadly fungus.

Norfolk's Lower Wood, in Ashwellthorpe, famous for its spring display of bluebells, is among those areas where ash dieback disease has been discovered.

Eradication of ash dieback disease in Ireland is no longer considered feasible and a review into the national response to it has been launched.