According to USDA's Asian soybean rust website, soybean rust was found on kudzu in Mobile County in Alabama on May 3rd. The disease had most recently been detected on kudzu in the Florida panhandle in Leon County on April 17th. Soybean rust has now been found in three counties in Alabama; two counties in Florida; and one county each in Louisiana and Texas.
In 2011, soybean rust was reported in 22 counties in four states in the continental U.S. It was found in Georgia (four counties), Florida (16 counties), Texas (one county), and in Louisiana (one county), and in parts of Mexico and Puerto Rico earlier in the year with reports from San Luis Potosi, Veracrus-Llave and Tamaulipas, Mexico.