Ralstonia solanacearum race 3 biovar 2 is a bacterial pathogen not known to occur in the US. It causes a wilt disease in several important agricultural crops such as potatoes, tomatoes, peppers and eggplant. The disease it causes is known as Southern wilt, bacterial wilt, and brown rot of potato.

Introductions in greenhouse production geraniums occurred in several states in 2003, introduced from Kenya, and 2004, introduced from Guatemala, which were subsequently eradicated. (more)

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Lynn Evans-Goldner
National Policy Manager
Telephone: 301-851-2286
E-mail: Lynn.Evans-Goldner@aphis.usda.gov