August 20, 2018

Ash dieback detected on new species of tree

ash

The Forestry Commission is urging industry to be vigilant for signs of ash dieback on new tree and shrub species and report suspected sightings through its Tree Alert reporting system. The call comes after three new tree and shrub species in the same family as ash (Oleaceae) tested positive for ash dieback (Hymenoscyphus fraxineus) infection at the Westonbirt Arboretum, Gloucestershire. The findings are unlikely to have a significant impact on the environment as the newly infected species are ornamental and are not widespread or native to the UK. The infection was identified by staff at the arboretum on mock privet,…