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Prolonged periods of cool, wet conditions
- Timber rot of tomatoes is encouraged by prolonged periods of cool, wet conditions caused by rain, dew, or sprinklers and the high humidity that builds between the ground and the lowest tomato leaves.
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Mar 14, 2023 · Tomato timber rot, also known as sclerotinia stem rot, is a fungal disease caused by the organism known as Sclerotinia sclerotiorum. It appears sporadically around the time tomatoes start to flower due to the favorable conditions that heavy tomato foliage cover creates.
- Sclerotinia Stem Rot Symptoms
- Favorable Weather For Infection
- The Disease Cycle
- How Your Garden Can Become Infested with Timber Rot
- How to Manage Sclerotinia of Tomato
A classic symptom of this disease is the production of structures called sclerotiathat give the organism its scientific name. These survival structures look like rat droppings – small, black, hard, cylindrical objects. The sclerotia form in or on dead plant tissue. You can find them inside tomato tissue that has turned white and dry due to the dise...
White mold is a disease of cool, wet weather – temperatures from 59 to 70°F. Nighttime temperatures around 60°F are particularly favorable for infection. Spores are most likely to infect tomato plants after 16-72 hours of continuous wetness with a relative humidity that is greater than 90 percent. The plants are most susceptible when they are bloom...
If the environment is warm and dry, the sclerotia can stay in the soil for years – as infectious as ever. Once conditions are cool and favorable for the fungus, the sclerotia within the top inch or two of soil germinate and produce fruiting bodies. You may be able to see these – they look like little mushrooms on the surface of the soil. The fruiti...
The most common way that timber rot is spread is by spores that blow through the air from infected crops or weeds, and land on your unfortunate plants. If successful, the fungus will then produce sclerotia, which can spread the disease further in your garden. The wind can also blow soil or crop debris infested with sclerotia into your garden. Water...
There are some techniques you can use to minimize infection of your plants. Unfortunately, no resistant varieties of tomatoes are available currently, though genetic testing of resistance to this pathogen is underway. When conditions are favorable, it is a good idea to inspect your plants periodically and remove and destroy any that show symptoms o...
Jun 13, 2022 · Timber Rot or Sclerotinia Stem Rot (White Mold)– Timber Rot first affects the plant’s stems and is a more serious issue than powdery mildew. It appears as a raised, white fluff and can be mistaken for insect activity. Unfortunately, Timber Rot isn’t treatable.
May 3, 2024 · White mold (also called timber rot or stem rot) is caused by the fungus Sclerotinia sclerotiorum. A fairly common infection in tomato crops and many other vegetables, white mold can be frustrating to control because once it infects the soil it has the potential to come back year after year.
May 19, 2023 · #3 Bacterial Wilt. #4 Alternaria Stem Canker. #5 Bacterial Canker in Tomatoes. #6 Collar Rot. #7 Severe Early Blight. #8 Didymella Stem Rot. #9 Timber Rot or Sclerotinia Stem Rot (White Mold Disease) #10 Fusarium Crown Rot. #11 Tomato Stem Rot Due To Botrytis Gray Mold. Frequently Asked Questions (FAQs) Can tomato plants recover from stem rot?
Aug 1, 2015 · Timber rot (sometime called “white mold”) is a stem rot disease that is caused by the fungus Sclerotinia sclerotiorum. The latter has a wide host range of over 300 crops and frequently vegetables such as beans, cabbage, lettuce, sunflower, carrots, cucumbers, peas, pumpkins and squash.
Contents. Quick Answer: Most Common/ Serious Tomato Stem Problems. Most Common / Serious Tomato Stem Problems. Bumps And Outgrowths. Black Spots Or Dead Rotten Patches. Lesions. Wilting. White Spots And Grey Molds. Stem Cracking. How To Fix Tomato Stem Problems? FAQs. Summary. Most Common / Serious Tomato Stem Problems.
