What is unique about these grapes? The Cumbum valley located at the Western Ghats in Tamil Nadu is known as the ‘Grapes city of South India’ and cultivates the Panneer Thratchai. This variety ...

However, the grape variety’s yield has taken a drastic ... Sangam coordinator Pon Katchi Kannan said over 300 farmers in Cumbum Valley cultivate panneer thiratchai on nearly 5,000 acres.