That depends if you're referring to the fruit or the cocktail!Peaches are grown in China, Spain, Italy, Greece, and the US. A Southern peach would refer to the fruit that is famously grown in the state of Georgia, located in the southern US near the Gulf of Mexican.But there's also an alcoholic drink by the same name, making use of one of Georgia's other famous products — bourbon! Combine that with peach schnapps and fresh juice, and you've got yourself a Southern Peach drink.