• a very important wine-producing region in the southeast of South Australia, noted especially for its red wines made with the Cabernet Sauvignon grape variety and for the ‘terra rossa’ soils on which the vines are grown. Coonawarra’s first vines were planted in the late 19th century, but it was only when Wynns and Penfolds bought land in the 1950s that it began to establish its reputation.