Plant Disease Identification and Control

Information on plant disease identification and control, including rot, freeze damage, rust, blight, mold, scales, bacteria, viruses, fungus, wilt, mildew, gall, mites, moths and cankers. Tips on integrated pest management and herbicide summaries.

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Strawberry Disease - Verticillium Wilt
Strawberry Disease - Verticillium Wilt - Articles Articles
Verticillium wilt of strawberry, caused by the soilborne fungus Verticillium albo-atrum, infects more than 300 kinds of cultivated plants. More
Left: gray mold; right: anthracnose fruit rot.
Strawberry Disease - Fruit Rot Protection Begins at Bloom - Articles Articles
Our two main targets for bloom time protection of strawberries are gray mold/ Botrytis fruit rot, and, if you are growing susceptible varieties like Chandler, anthracnose fruit rot. More
Strawberry Disease Photos - Angular Leaf Spot Bacterium
Strawberry Disease Photos - Angular Leaf Spot Bacterium - Articles Articles
Angular leaf spot is caused by the bacterium Xanthomonas fragariae. More
Source: SCRI-Dundee , Scottish Crop Research Institute, Bugwood.org
Strawberry Disease - Red Stele - Articles Articles
Red stele, or red core, Phytophthora fragariae, is the most serious disease of strawberry in areas with cool, moist soil conditions. More
Photo by Kathy Demchak.
Strawberry Disease - Powdery Mildew - Articles Articles
Powdery mildew, Sphaerotheca macularis, occurs on a wide range of hosts and almost everywhere the strawberry is grown. More
Source: Frank Louws, NCSU.
Strawberry Disease - Leather Rot - Articles Articles
Leather, or crown rot, Phytophthora cactorum, infection is favored by warm, wet weather and poorly drained soil. The fungus attacks berries in the field at all stages of growth. More
Source: Edward Sikora, Auburn University, Bugwood.org
Strawberry Disease - Leaf Spots - Articles Articles
A wide array of leaf spots infect strawberries, including birds-eye leaf spot, black leaf spot, septoria leaf spot, cercospora leaf spot, alternaria leaf spot, red spot, and angular leaf spot. More
Photo by Kathy Demchak.
Strawberry Disease - Gray Mold - Articles Articles
Gray mold, or botrytis blight, Botrytis cinerea, causes a greater loss of strawberry flowers and fruit than any other disease. It is found on green as well as ripening and harvested fruit. More
Photo by Kathy Demchak.
Strawberry Disease - Black Root Rot - Articles Articles
Black root rot is known as a "disease complex," meaning that it can be caused by several factors. More
Photo by Kathy Demchak.
Strawberry Disease - Anthracnose - Articles Articles
Anthracnose, caused by species in the genus Colletotrichum, can manifest as a fruit rot, crown rot, and/or leaf spots, as well as lesions on petioles and runner stolons. More
Photo by Kathy Demchak.
Strawberry Disease - Angular Leaf Spot - Articles Articles
Angular leaf spot, caused by the bacterium Xanthomonas fragariae, is frequently problematic in strawberry plantings. More
Angular leaf spot close up. (Photo by K. Demchak)
Strawberry Disease - Angular Leaf Spot Favors Cold, Wet Conditions - Articles Articles
Angular leaf spot, caused by the bacterium Xanthomonas fragariae, is most prevalent in cold, wet conditions. More
John Hartman, University of Kentucky, Bugwood.org
Home Fruit Gardens: Table 8.2. Strawberry Disease Control Strategies - Articles Articles
Informational table showing summary of strawberry disease control strategies. More
on Ferrin, Louisiana State University Agricultural Center, Bugwood.org
Home Fruit Gardens: Table 8.3. Efficacy of Fungicides on Strawberries - Articles Articles
Informational table showing efficacy of fungicides on strawberries. Always consult the label before making pesticide applications. More
Home Fruit Gardens: Table 8.6. Pesticide Recommendations for Strawberries
Home Fruit Gardens: Table 8.6. Pesticide Recommendations for Strawberries - Articles Articles
The important insects and diseases to be controlled, except for viruses, root rot, verticillium wilt, and nematodes, are listed in the right-hand column in the spray schedule. More
Home Orchard: Table 2.3. Pesticide Application Amounts
Home Orchard: Table 2.3. Pesticide Application Amounts - Articles Articles
Informational table showing pesticide application amounts on fruit. More
Black Root Rot on Strawberries in Home Fruit Plantings
Black Root Rot on Strawberries in Home Fruit Plantings - Articles Articles
Black root rot is known as a "disease complex," meaning that it can be caused by several factors. More
Strawberry Insect and Disease Control - Good Practices
Strawberry Insect and Disease Control - Good Practices - Articles Articles
The following practices will help reduce damage from insects and diseases. More
Scott Bauer, USDA Agricultural Research Service, Bugwood.org
Gray Mold on Strawberries in Home Gardens - Articles Articles
Gray mold, or botrytis blight, is a common disease of a number of nonwoody plants worldwide and causes a greater loss of strawberry flowers and fruit than any other disease. More
Powdery Mildew of Strawberries in Home Fruit Plantings
Powdery Mildew of Strawberries in Home Fruit Plantings - Articles Articles
Powdery mildew is observed mostly as a foliage disease, but it occasionally causes a serious fruit rot. Severe foliar infection can damage leaves and reduce photosynthesis. More
Leaf Spots in Strawberries in Home Fruit Plantings
Leaf Spots in Strawberries in Home Fruit Plantings - Articles Articles
A wide array of leaf spots infect strawberry species, including birds-eye leaf spot, black leaf spot, septoria leaf spot, cercospora leaf spot, alternaria leaf spot, red spot, and angular leaf spot. More
Red Stele in Strawberries in Home Fruit Plantings
Red Stele in Strawberries in Home Fruit Plantings - Articles Articles
Red stele is the most serious disease of strawberry that develops primarily in soils that are heavy in clay content and saturated with water during cool weather. More
Leather Rot of Strawberries in Home Fruit Plantings
Leather Rot of Strawberries in Home Fruit Plantings - Articles Articles
Leather or crown rot occurs in most temperate regions of the world on a wide variety of plants. Infection is favored by warm, wet weather and poorly drained soil. More
Verticillium Wilt in Home Strawberry Plantings
Verticillium Wilt in Home Strawberry Plantings - Articles Articles
Verticillium wilt of strawberry, caused by the soilborne fungus Verticillium albo-atrum, occurs throughout the temperate zones of the world, infecting more than 300 kinds of cultivated plants. More
Anthracnose on Strawberries in Home Gardens
Anthracnose on Strawberries in Home Gardens - Articles Articles
Anthracnose is caused by several different species in the genus Colletotrichum. These fungi cause a fruit rot, crown rot, and/or leaf spots, as well as lesions on petioles and runner stolons. More
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