Branch symptom in where a black, powdery substance is covering parts or all of a branch.

Abnormal growths on a tree, especially on the trunk or branches. It can also occur on the tree leaves.

Small cavities that penetrate the branch of a tree.

Material pushed out by insects as they bore into a branch, stem or trunk. Often seen near entry holes.

Webbing structure created typically by various catepillar species.

Any webs present on parts of a tree.

Branch deformity in which the structure of a branch appears weakened or reduced.

Branch deformity where a density of shoots creates a leafy mass in the canopy of a tree.