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www.reference.com/world-view/treatments-tree-fungus-2c183d639e9bd0e5

Methods of treating tree fungus include cultural, chemical and biological means. In some cases, controlling fungus is not possible and management requires the services of an arborist. For a do-it-yourself approach, spray the fungus with over-the-counter 3-percent hydrogen peroxide.

www.planetnatural.com/pest-problem-solver/plant-disease/black-knot-fungus

Black knot is a widespread fungal disease that attacks plum and cherry trees, both fruiting and ornamental. The fungus, Apiosporina morbosa, (also identified as Dibotryon morbosum and Plowrightia morbsum), singles out trees of the genus prunus, which includes peach, apricot, and chokecherry.Once established, black knot is easily identified with its hard, uneven, black galls that seem to enwrap ...

extension.colostate.edu/topic-areas/yard-garden/cytospora-canker-2-937

The fungus attacks trees or parts of trees that are injured or in a weak or stressed condition. The fungus grows in the living bark (phloem) and wood (xylem) and kills by girdling the branch or tree. The fungus can attack tree bark during the fall-winter spring seasons when temperatures are warm but the tree is dormant and cannot defend itself.

www.treeremoval.com/common-tree-bark-diseases

The infections happen either because of bark injuries or near the junction of live and dead tree branches. The fungus will grow gradually in the bark over fall and winter. You can recognize these cankers in the growing season by the bull’s-eye-like growth rings of the fungus and the tree as the tree tries to respond to the infection.

www.doityourself.com/stry/identifying-and-treating-harmful-dogwood-diseases

Cankers are essentially dead spots on a tree wherein the plant’s nutrition supply has been stopped. Dogwood cankers are commonly found on the main trunk area. A particular kind of canker disease called the Diffuse Canker is typical to dogwoods. It is caused by the canker fungus that spreads inside the bark, sucking-away the bark’s nutrition.

www.savatree.com/tree-disease-treatment.html

Tree Disease Treatment. There’s nothing worse than watching a healthy tree gradually succumb to disease, only to become a safety hazard. Thankfully, properly timed treatment can prevent the production, growth, and spread of the spores that cause tree diseases.

gardenerdy.com/tree-fungus-identification

Canker diseases: If any part of a tree is injured, be it the branches or the trunk, there are chances that fungus may enter the plant causing canker disease. Initially, it infects the bark tissue, which results in the barks becoming discolored or sunken.

www.treecarescience.com/tree-problems/tree-diseases

Learn about common tree diseases with our diagnostic guides. Each one contains signs and symptoms, treatment strategies, and treatment expectations designed to help you properly diagnose diseases and provide effective solutions. We will continuously be adding to this list.

ask.extension.org/questions/280300

Cherry tree fungus or bark issue. Asked September 23, 2015, 11:18 PM EDT. I have a weeping cherry in which case the branches are slowing starting to die off. The tree may have been hit by lightening causing the bark to split as pictured. The fungus is a white crusty item, and there may be another darker fungus on it as well.

www.austintreeexperts.com/tools/fungus-finder

Welcome to the fungus finder guide. This tool is designed help you learn about important tree fungi. The tabs across the top of the lists separate the fungi into categories. The icons to the right of the fungi names are buttons; mouse over them to see what they do.