Late blight appears to be moving west and already has been confirmed in Pennsylvania and Kentucky in late May.


Extension plant pathologists with Ohio State University are warning Ohio growers that the disease may soon show up in their potato and tomato fields.


Late blight, caused by the fungi Phytophthora infestans, was responsible for the Irish potato famine in the 1840s.


To read the complete article, visit Ohio State University.


For a fact sheet with photos of late blight symptoms and additional disease information, click here.