Ash Dieback (Hymenoscyphus fraxineus,
previously known as Chalara fraxinea
) is a fungal disease was first identified in 2006 and has since spread rapidly across the majority of Europe. Its main victim is common ash but other ash species are also susceptible. Ash Dieback has a few symptoms in which it can be identified, these include:
- Foliage wilt and discolouration.
- Brown/orange discolouration of bark with diamond shape.
- Dieback of shoots, twigs or main stem resulting in crown dieback.
- Necrotic lesions and cankers along the bark of branches or main stem.
- Epicormic branching or excessive side shoots along the main stem.
Discolouration of bark (left) and dieback of shoots (right). Source: Teagasc
The Reconstitution and Underplanting Scheme was launched by the Department of Agriculture, Food and the Marine in 2013 and was later reviewed in 2018.