Diseases

Fusarium wilt, a soil-inhabiting fungus, causes tomato plant leaves to turn yellow and wilt.

Fusarium wilt, a soil-inhabiting fungus, causes tomato plant leaves to turn yellow and wilt.

2010 Foliar Fungicide Spray Guide for Tomatoes in North Carolina (PDF)

There are several diseases that attack tomato leaves and fruit during tomato production in North Carolina. This publication, developed by N.C. State University and updated annually, provides a suggested weekly spray schedule to help control those tomato diseases.

N.C. State University Plant Disease Information Notes

The following are one-pagers that provide insight into the symptoms, causes and control measures associated with a variety of diseases that affect tomatoes.

Field Production

Greenhouse Production

Power Point’s
Tomato Disease Workshop (PDF)
This PowerPoint presentation from N.C. State University identifies some of the most common N.C. tomato diseases and offers guidance on how to manage them. The document includes plenty of pictures to provide examples of crops infected with various diseases.

Fact Sheets
Fusarium and Verticillium Wilts of Tomato, Potato, Pepper and Eggplant
Tomatoes may be infected at any age by the fungi that cause Fusarium wilt and Verticillium wilt. This site from Ohio State University discusses the symptoms (including photos), causes and management of wilt.

Vegetable MD Online: Tomato Disease Fact Sheets
This Ohio State University Web site lists a number of fact sheets dealing with tomato diseases and their treatment. At the bottom of the page, you will find links to several news articles pertaining to tomato diseases. Note that some of the sheets are outdated and no longer viewable; however, the site does contain resources of value.

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