Phytophthora cambivora
Root and crown rot
A soil-borne fungal pathogen, infecting fine or thicker roots of transplants, young plantations and mature trees as well as their trunk bases. The main symptoms of infection are tarry stains, flame-shaped necrotic cambium and degradation of the whole forest stand. They prefer mainly wet (streamside) and gleyed soils. Its population may spread by water runoff or by being carried in mud from the infected forest stands on wheels of forest vehicles, etc.
Wet spots on the trunk.
Tree Species: Beech, Oak, Chestnut, Alder
Part of a plant- attacked: Tree trunk, Roots
Pest significance: Harmful, Very harmful
Pest Category: Fungi
Present in EU: Yes
Pest group: Others (birds, bacteria etc.)
Affected part of wood: Heartwood, Sapwood
Depth of damages: Under bark only, Up to 0,5 cm depth, Up to 2 cm depth, Up to 5 cm depth
The extent of damage: Lokally
Prevalence in Europe: Rare
Damaged products: Firewood, Wood chips
Roundwood size: Diameter from 10 up to 50 cm
Wood discoloration: Yes
Pest subcategory: Partly brown and partly white rot
Similar pests
Phytophthora alni
Armillaria ostoyae
