• Standard rose with witches broom

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Witches Broom

Witches' broom disease is a condition found in many shrubs and trees. The affected plants form dense tufts of stunted growth resembling a broom head. It is caused by a variety of fungi, viruses and mites.


Witches' broom is a symptom of several rust fungal diseases, viral diseases and infestation of mites. It is seen on roses, kakabeak, kowhai, silver beech and many other plants. It is important to establish the cause of the witches' broom so that appropriate action can be taken.


Identify the cause of the condition.

Did you know

Witches' broom is a symptom or condition which is a response by a plant to infection by a disease or infestation by a bug, usually a mite.

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