Eutypella sorbi

0.3-0.5 cm wide perithecia are placed in large numbers in a convex stroma. The stroma forms round pads, up to 4 mm in width. The conidial stage is Cytospora which creates red ribbons on the bark surface at the time of conidia releasing. It is a relatively common fungus which can be found on dead branches and trunks.

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0.3-0.5 cm wide perithecia are placed in large numbers in a convex stroma.

Tree Species: Rowan, Whitebeam

Part of a plant- attacked: Tree trunk

Pest significance: Less harmful

Pest Category: Fungi

Invasive Species: No

Present in EU: Yes

Pest group: Fungi

Affected part of wood: Sapwood

Depth of damages: Under bark only, Up to 0,5 cm depth, Up to 2 cm depth, Up to 5 cm depth

Prevalence in Europe: Common

Damaged products: Firewood, Fresh timber logs (water still in the sapwood), Furniture, Lumber, boards and prisms, Wood chips, Wooden house constructions

Roundwood size: Branches and twigs, Diameter 50+, Diameter from 10 up to 50 cm

Wood discoloration: Yes

Pest subcategory: White-rot