Bacterial wilt and Southern blight have been showing up in SC over the last couple weeks. While both diseases cause indistinguishable wilting in the infected plant, it is important to determine which disease is present in order to appropriately manage it. The test shown below is a quick field test that will help distinguish between bacterial wilt and Southern blight.
For in-depth information on managing Southern blight, see this publication by Clemson Plant Pathologist Tony Keinath.
For information on managing bacterial wilt, see this page from our colleagues north of the state line.
The South Carolina Grower 