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Hackberry Disease

Informational table showing disease name, symptoms, pathogen/cause, and management of Hackberry diseases.

Updated:

November 15, 2023

Hackberry blossoms

Disease	Symptoms	Pathogen/Cause	Management
Witches' broom	Many short twigs develop close together from a swelling on a branch. The tree may be covered with witches' brooms.	Sphaerotheca phytophila (a powdery mildew) and an eryophyid mite (Eriophyes celtis)	Remove unsightly trees.