First report of Hymenoscyphus fraxineus in Spain
In August 2021, mature and young Fraxinus excelsior trees with typical symptoms of ash dieback (shoot dieback, wilting of leaves, necrotic rachises and lenticels, and fungal fruiting bodies) were observed in the localities of Oviedo and Bulnes in the autonomous region of Asturias in North-Western Spain. Symptomatic samples were collected and tested in the laboratory (morphological and molecular methods). Results confirmed the presence of Hymenoscyphus fraxineus (formerly EPPO Alert List).
The situation of Hymenoscyphus fraxineus in Spain can be described as follows: Present, only in some areas, first found in 2021 in 2 sites in Asturias.
Sources
Stroheker S, Queloz V, Nemesio-Gorriz M (2021) First report of Hymenoscyphus fraxineus causing ash dieback in Spain. New Disease Report 44, e12054. https://doi.org/10.1002/ndr2.12054