Tree Control
Tree Care
Tree Evaluation
new! APPS

 

Deciduous Trees
Tree Fungi
Tree Diseases
Search
Tree Fungi Index
Fungi on the tree Tree fungi and their effects. More tree fungi, specific to trees can be found under the Deciduous Trees index.

alder braket
Alder Bracket (Inonotus radiatus)
Fruiting bodies: June - September
Area of infection: trunk
Wood decomposition: white rot
Comment: often fruting bodies are very high at trunk
Efect: Enters the tree through trunk/branches injuries
and decomposes heartwood
Recommandation: Tree should be evaluated.
More photos
smoky bracked
Smoky Bracket (Bjerkandera adusta)
Fruiting bodies:
Area of infection: trunk
Wood decomposition: white rot
Comment: rapid wood decomposition Effect: Enters the tree through trunk injuries in weaker trees the sapwood and heartwood decomposes considerable danger of breaking.
Recommendation: If a vital tree is infected then it should be evaluated.
More photos.
robustus conk
Robustus Conk (Phellinus robustus)
Fruiting bodies: January / December
Area of infection: trunk and crest
Wood decomposition: white rot
Comment: Numerous woodpecker holes are found on affected trees.
Effect: First attacks the sapwood and later the heartwood. The cambium is also attacked
Recommendation: Tree should be evaluated. More photos.
reishi ling zhi
Reishi, Ling zhi (Ganoderma lucidum)
Fruiting bodies: January / December, annual
Area of infection: trunk / trunk base
Wood decomposition: white rot

Comment: White rot in the roots and stump area in the end the tree falls over. Noticeable through the stemmed fruiting bodies.
Recommendation: Tree should be evaluated. More photos.
boot lace fungus
Honey fungus, bootlace fungus (Armillaria mellea)
Fruiting bodies: July / November
Area of infection: roots and trunk base
Wood decomposition: white rot
Mycelium: between sapwood and bark, glows in the dark
Comment: Counts as the largest living thing because the mycelium can stretch over hundreds of hectare.
Effect: Vessels are interrupted thinning of the crest and flaking of the bark dying of the tree.
Recommendation: Tree should be evaluated. More photos.
hen of the wood
Hen of the Woods (Grifola frondosa)
Fruiting bodies: August / October
Area of infection: trunk base / roots area
Wood decomposition: white rot
Comment: Parasite. Edible in the youngest form. The genus Grifola is only comprised of one type.
Recommendation: Tree should be evaluated. Photo.
artists conk
Artists conk (Ganoderma lipsiense)
Fruiting bodies: January / December
Area of infection: roots and trunk base
Wood decomposition: white rot
Comment: This happens frequently grows very slowly.
Effect: White rot in the roots and in the trunk area in the end the tree falls over.
Recommendation: Tree should be evaluated. More photos.
southern bracket
Southern Bracket (Ganoderma adspersum)
Fruiting bodies: January / December
Area of infection: roots and trunk base
Wood decomposition: white rot
Comment: This happens frequently grows very slowly.
Effect: White rot in the roots and in the trunk area in the end the tree falls over.
Recommendation: Tree should be evaluated. More photos.
** PLEASE DESCRIBE THIS IMAGE **
Thick-maze oak polypore (Deadalea quercina)
Fruiting bodies: January / December
Area of infection: trunk / branches
Wood decomposition: brown rot
Comment: Saprophyt and wound parasite. The stability and break resistance is no longer guaranteed with yearly infections.
Recommendation: The tree should be evaluated. Photos
southern bracket
Beefsteak fungus (Fistulina hepatica)
Fruiting bodies: June / October
Area of infection: roots and trunk
Wood decomposition: brown rot / dry-rot
Effect: Weak parasite on older trees. Causes intensive brown-rot in heart wood.
Recommendation: Tree should be evaluated. Photo
southern bracket
Giant Polypore (Meripilus giganteus)
Fruiting bodies: June / October
Area of infection: trunk base
Wood decomposition: white rot
Comment: At first it is very hard to recognize.
Effect: Weak parasite Enters into the trunk through dead roots damages the roots, rootstock, and trunk base
Recommendation: Tree should be evaluated. More photos.
red banded polypore
Red-banded Polypore (Fomitopsis pinicola)
Fruiting bodies: January / December
Area of infection: trunk
Wood decomposition: brown rot
Comment: Saprophyt and wound parasite. The fruiting bodies are perennial and vary greatly in appearance.
Recommendation: Tree should be evaluated. Photo
bleeding broadleaf crust
Bleeding Broadleaf Crust (Stereum rugosum)
Fruiting bodies: January / December
Area of infection: trunk
Wood decomposition: white rot
Comment: Causes large wounds on the trunk.
Recommendation: Tree should be evaluated.
shaggy scalycap
Shaggy Scalycap (Pholiota squarrosa)
Fruiting bodies: September / November
Area of infection: roots and trunk base
Wood decomposition: white rot
Comment: This is often confused with honey fungus.
Effect: Weak parasite - Vessels become interrupted thinning of the crest and flaking of the bark dying of the tree.
Recommendation: Tree should be evaluated. More photos.
turkey tail
Turkeytail (Trametes versicolor)
Fruiting bodies: January / December
Area of infection: tree-stump and large wounds
Wood decomposition: white rot
Comment: frequently Saprophyt and wound parasite
Effect: Quick wood decomposition rot is frequently confined to wound area with theturkeytail there is a large area of wood decomposition.
Recommendation: Tree should be evaluated.
dryads saddle
Dryad s Saddle (Polyporus squamosus)
Fruiting bodies: April / August
Area of infection: trunk
Wood decomposition: white rot
Comment: Wound parasite. It is not uncommon for the diameter of the fruiting bodies to be 40 cm.
Effect: Enters through wounds in the trunk and decomposes the heartwood.
Recommendation: Tree should be evaluated. More photos.
chicken of the wood
Chicken of the woods - Sulphur shelf (Laetiporus sulphureus)
Fruiting bodies: May / September
Area of infection: trunk and crest
Wood decomposition: brown rot
Comment: Very aggressive fungus.
Effect: Causeses intensive brown rot in the heartwood. Infected trees collapse very quickly.
Recommendation: Tree should be evaluated. More photos.
hairy curtain crust
Hairy Curtain Crust (Stereum hirsutum)
Fruiting bodies: January / December
Area of infection: dead wood, frequently on the front.
Wood decomposition: white rot
Comment: Saprophyt frequently occurs. Does not discolor when squeezed. Likes to settle on the front of firewood.
Recommendation: none
cinnabar red polypore
Cinnabar-red polypore (Pycnoporus cinnibarius)
Fruiting bodies: January / December
Area of infection: mostly dead wood
Wood decomposition: white rot
Comment: Cinnabar-red , half round hardly regional. The mycelium is also red. Infected wood also discolors to red.
Recommendation: If a healthy tree is infected the tree should be evaluated. More photos.
shaggy bracket
Shaggy Bracket (Inonotus hispidus)
Fruiting bodies: June / September
Area of infection: trunk
Wood decomposition: white rot
Comment: Fruiting bodies are found frequently high on the trunk. In the fall, dead fruiting bodies are black and found on the ground.
Effect: Enters through wounds on the branches and trunk and decomposes the heartwood.
Recommendation: Tree should be evaluated. More photos.
tinder fungus
Tinder or hoof fungus (Fomes fomentarius)
Fruiting bodies: January / December
Area of infection: trunk / crest
Wood decomposition: white rot
Comment: Fruiting bodies can be as wide as 50 cm. Dried nice as decoration.
Effect: Aggressive wound parasite / weak parasite enters through injuries to the tree.
Recommendation: Tree should be evaluated. More photos.
oyster fungus
Oyster Mushroom (Pleurotus ostreatus)
Fruiting bodies: November / January
Area of infection: trunk
Wood decomposition: white rot
Comment: rapid wood decomposition
Effect: Enters the tree through trunk injuries in weaker trees the sapwood and heartwood decomposes considerable danger of breaking.
Recommendation: Tree should be evaluated.
More photos.
birch polypore
Birch Polypore (Piptoporus betulinus)
Fruiting bodies: July / November
Area of infection: trunk
Wood decomposition: brown rot
Comment: This affects only the birch trees.
Effect: Enters through wounds in the trunk and then spreads downward considerable danger of breaking.
Recommendation: Tree should be evaluated.
More photos.
brittle cinder
Brittle Cinder (Ustulina deusta)
Fruiting bodies: January / December
Area of infection: roots
Wood decomposition: white rot
Comment: Fruiting bodies are hardly visible.
Effect: Enters through root injuries and settles in the roots, trunk base, and the lower are of the trunk. The tree will fall over under the burden.
Recommendation: Tree should be evaluated. Photo