Wines made using organic and biodynamic methods are marked in the exhibitor catalogue, making it easy for visitors to pinpoint them. Some 2,415 hectares of Wines made using organic and biodynamic methods are marked in the exhibitor catalogue, making it easy for visitors to pinpoint them. Some 2,415 hectares of Loire Valley vines are organically cultivated (including 968 hectares undergoing conversion), spread between 205 domaines. In 2008, this area rose 14.8% year-on-year. In the marketplace, organic wines are attracting new buyers/consumers. They contributed 10% of organic-product sales in 2008, and within the organic family, wine is enjoying the highest rate of take-up: 29% of consumers have begun to drink it in the past year.vines are organically cultivated (including 968 hectares undergoing conversion), spread between 205 domaines. In 2008, this area rose 14.8% year-on-year. In the marketplace, organic wines are attracting new buyers/consumers. They contributed 10% of organic-product sales in 2008, and within the organic family, wine is enjoying the highest rate of take-up: 29% of consumers have begun to drink it in the past year.