Plagionotus detritus
Long-horned beetle Plagionotus detritus
Larvae feed in the phloem of damaged, drying trunks and thick branches as well as logs. Sun-exposed breeding sites are preferred. Mature larvae bore into sapwood for pupation. Adults (size 10-20 mm) emerge May-July. Larval development may take up to 2 years. Deciduous forests, preferably of unmanaged character.
Brightly colored, yellow-black beetles sitting on cutted stams. Galleries under the bark.
Tree Species: Oak
Part of a plant- attacked: Tree trunk
Pest Category: Insects
Invasive Species: No
Present in EU: Yes
Pest group: Insect
Affected part of wood: Sapwood
Depth of damages: Bark, Under bark only, Up to 0,5 cm depth, Up to 2 cm depth, Up to 5 cm depth
The extent of damage: Whole trunk
Prevalence in Europe: Very common
Damaged products: Firewood, Furniture, Lumber, boards and prisms, Wooden house constructions
Roundwood size: Branches and twigs, Diameter 50+, Diameter from 10 up to 50 cm, Diameter up to 10 cm
Wood discoloration: No
Exit holes: Oval
Pest subcategory: Wood-boring insect
Similar pests
Plagionotus detritus
Cerambyx cerdo
