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Witches' Broom (fungus)

Witches' Broom (fungus)
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Bonide Solutions:
 
Appear as symptom of stress found in woody plants, mainly trees, but also affects shrubs as well. This includes deciduous trees and shrubs as well as conifers and evergreen varieties. The stress results in a deformed mass of twigs and branches, which appear broom-like in appearance.