A witches’ broom is an abnormal, brush-like growth of many weak shoots. It often looks somewhat similar to broom bristles on a plant. Insects, fungi, bacteria, or viruses can cause witches’ brooms.

The term “witch’s broom” probably conjures up images of Harry Potter playing quidditch or the Wicked Witch of the West berating ... plant pests or diseases, call 415-473-4204 from 9 a.m ...

World cocoa production could decline if diseases ravaging South American crops spread to other major cocoa producing regions, UK scientists have warned. Tens of thousands of people have lost their ...

Cassava witches’ broom disease is quickly spreading across Northeastern South America, threatening a critical food staple for ...

J. M. Pardo et al, First report of cassava witches' broom disease and Ceratobasidium theobromae in the Americas, New Disease Reports (2024). DOI: 10.1002/ndr2.70002 Journal information: Scientific ...

Zombie plants, witches' brooms and the curse that might contain a cure Date: September 17, 2021 Source: ... Pathogen Effector Characterization for a Devastating Plant Disease.

Cassava Witches’ Broom Disease (CWBD), a harvest-reducing pathogen originating in Southeast Asia, has crossed the Pacific and has been detected in French Guiana and Brazil . Researchers have.

By Mary Grace Padin A disease which could reduce cassava yield is infesting plantations particularly in Mindanao, prompting the government to create a technical working group that would craft ...

Commonly, they referred to it as the Cassava Witch’s Broom disease, ... there was no problem about this disease because people plant cassava on a subsistence level or backyard production only.

Rose Rosette Disease is a problem affecting roses across the country, and it is here at Minnetrista. This virus, also called witches’-broom, infects rose plants and is spread by the eriophyid mite.

Mites and viruses also can cause brooms, as well as bacteria-like intracellular parasites called phytoplasmas that cause diseases of deciduous trees, which can lead to broom formation.