Where is Botrytis cinerea found?

The disease, gray mold, affects more than 200 dicotyledonous plant species and a few monocotyledonous plants found in temperate and subtropical regions, and potentially over a thousand species. Serious economic losses can be a result of this disease to both field and greenhouse grown crops.

Is Botrytis cinerea harmful?

A: While most people will not have a problem, botrytis cinerea can cause an allergic reaction. Known as “winegrower’s lung”, this is a form of hypersensitivity pneumonitis. It is often not lethal, but it can be very uncomfortable and may require treatment by a doctor to resolve it.

What causes Botrytis cinerea?

Causal Organism and Disease Cycle Botrytis bunch rot is caused by the fungus Botrytis cinerea. The fungus overwinters in grape mummies, dead grape tissues, and other organic debris in and around the vineyard, as well as on a multitude of alternate plant hosts.

Who discovered Botrytis cinerea?

The name Botrytis cinerea goes back to von Haller (1771) in his “Synopsis Methodica Fungorum”, published in Zurich in Switzerland. Finally in 1866, de Bary discovered the genetical connection between B. cinerea and Botryotinia fuckeliana (de Bary) Whetzel, the sexual stage.

Is gray mold harmful to humans?

Is Grey Mold Dangerous? Depending on what type of species the grey mold is, it may be dangerous. A few types of mold will produce something called mycotoxins, which can harm you. Grey mold can sometimes be harmless, while if it’s actively growing on water-damaged building materials, it can off-gas.

Can Botrytis affect humans?

Background: Botrytis species are well known fungal pathogens of various plants but have not been reported as human pathogens, except as allergenic precipitants of asthma and hypersensitivity pneumonitis.

How do you control Botrytis cinerea?

Treatment

  1. Prune or stake plants to improve air circulation between plants.
  2. If growing indoors use a small clip-on fan to improve air flow.
  3. Keep the soil under plants clean and rake up any fallen debris.
  4. Add a good amount of organic compost or mulch under plants.

Can Botrytis be cured?

Treatment of Botrytis Blight on Plants Prune off and destroy infected parts of the plant. Disinfect pruners with a ten percent solution of household bleach between cuts to avoid spreading the disease. Destroy infected plant material by burning or bury the debris under at least a foot (31 cm.)

What is the fungicide for Botrytis?

We have found chlorothalonil (Daconil, Syngenta Professional Products, and Spectro, Cleary Chemical), fenhexamid (Decree, SePRO), fludioxinil (Medallion, Syngenta Professional Products) and iprodione (Chipco 26019 and 26GT, Bayer Environmental Science) to be the most effective fungicides for prevention and eradication …

What is Botrytis cinerea?

Botrytis cinerea is a necrotrophic fungus that affects many plant species, although its most notable hosts may be wine grapes. In viticulture, it is commonly known as “botrytis bunch rot”; in horticulture, it is usually called “grey mould” or “gray mold”.

How does Botrytis cinerea affect wine production?

Some winemakers are known to use the German method of fermentation and prefer having a 5% bunch rot rate in their grapes and will usually hold the grapes on the vine a week longer than normal. Botrytis cinerea affects many other plants. It is economically important on soft fruits such as strawberries and bulb crops.

How bad is Botrytis cinerea mold?

This single mold causes crop losses of $10 billion to $100 billion worldwide each year. It’s also the most common pathogen responsible for the post-harvest decay of fruits and vegetables. In most circumstances, botrytis cinerea is bad.

Is UV-C treatment effective against Botrytis cinerea?

In greenhouse horticulture, Botrytis cinerea is well known as a cause of considerable damage in tomatoes . The infection also affects rhubarb, snowdrops, white meadowfoam, western hemlock, Douglas-fir cannabis, and Lactuca sativa. UV-C treatment against B. cinerea was investigated by Vàsquez et al 2017.