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Large Crabgrass

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/weeds/large-crabgrass

Large Crabgrass, Digitaria sanguinalis Other names: Finger grass, hairy crabgrass, hairy fingergrass, digitaire sanguine Crab Grass Blade Origin and distribution According to many sources, large crabgrass is native to Europe; however, USDA-PLANTS (pl ...

Powdery Mildew

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/diseases/powdery-mildew

Powdery Mildew Fruiting bodies of fungus Powdery mildew is a common disease of grapes, caused by the fungus Erysiphe necator. Unlike most fungi, the powdery mildew fungus does not need free water, such as rain or dew, to cause infections. Temperatu ...

Diseases

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/diseases

To produce high-quality wine grapes in Ohio, effective disease management is essential. While most diseases will not kill a vine outright, vine vigor and quality can be drastically reduced. Grape growers will be most successful if they are vigilant in pre ...

Weeds

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/weeds

As part of IPM, it is important to scout for and correctly identify the weeds. Weeds are a problem to the main crop as they compete for nutrients, sunlight, and moisture and can also serve as an excellent host for other pathogens. Large Crabgrass Canada T ...

Grape Phylloxera

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/insects/grape-phylloxera

Grape Phylloxera, Daktulosphaira vitifoliae (Fitch) Figure 1. Grape Phylloxera Life Cycle Description and Life Cycle Phylloxera is one of the most destructive grape pests worldwide. This small aphid-like insect has a complex life cycle that involves sur ...

Multicolored Asian lady beetle

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/insects/multicolored-asian-lady-beetle

Multicolored Asian lady beetle, Harmonia axyridis (Pallas) Figure 1. Multicolored Asian lady beetle with eggs Description and Life Cycle The multicolored Asian lady beetle (MALB) was first introduced in California by USDA agricultural research scien ...

Downy Mildew

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/diseases/downy-mildew

Downy Mildew Downy mildew is a fungal-like disease caused by Plasmopara viticola. The disease is most severe during seasons that are excessively wet and warm. All Vinifera vitis cultivars are susceptible to downy mildew. Susceptibility within North Ameri ...

IPM

https://ohiograpeweb.cfaes.ohio-state.edu/ipm

What is Integrated Pest Management (IPM)? IPM is a pest management program that integrates multiple practices for pest control. These systems aim to suppress pest populations below a predetermined economic injury level (EIL). IPM extends the concept of in ...

Insects

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/insects

The world is home to more than 1 million identified species of insects. Some insects cause damage to cultivated crops and wild plants, while others are beneficial insects that contribute to pollination and pest control. Here you will find information abou ...

Sour Rot

https://ohiograpeweb.cfaes.ohio-state.edu/ipm/diseases/sour-rot

Sour rot Sour rot is a condition characterized by the rapid decomposition of ripening berries. Berries affected by sour rot exude a vinegar-like odor. Different types of bacteria are associated with the disease. However, the acetic acid bacteria, Acetoba ...

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