A scanning electron microscope reveals nematodes (highlighted in green) inside the spongy mesophyll of a European beech (Fagus sylvatica) leaf infected with beech leaf disease (BLD). Eggs are marked ...

A new long-term study reveals alarming insights into the impact of climate change on European beech (Fagus sylvatica), one of Europe's most widespread and ecologically important tree species.

This transnational property includes 93 component parts in 18 countries. Since the end of the last Ice Age, European Beech spread from a few isolated refuge areas in the Alps, Carpathians, Dinarides, ...

Over the years Ohio trees have had a continuing list of problems. Oak wilt is currently affecting oak trees. Before that, there was the Emerald Ash Bore for ash trees and earlier there was Dutch Elm ...