Emerald ash borer, or Agrilus planipennis, is an invasive insect native to Asia that arrived in Minnesota around 1990. As of ...

The Royal Horticultural Society explains: "Apple canker is a disease caused by a fungus, Neonectria ditissima, which attacks the bark of ... as are ash, beech, and some other trees less frequently.

a fungal disease that kills ash trees. Claire McDougall, chief executive of mental health and learning disability charity Phoenix Enterprises, whose group helped plant 76 trees in February ...

Trees affected by ash dieback disease are set to be felled over concerns they could fall on to public footpaths. Reading Borough Council said more than 100 trees at Clayfield Copse nature reserve ...

Parts of Ickworth Estate near Bury St Edmunds, Suffolk have been affected by ash dieback disease, which causes the deterioration and eventual death of trees. Rangers worked through the winter ...