Robert Oatley Signature Series GSM, as the more acronymically keen will be aware, is a a blend of Grenache Shiraz and Mourvedre grapes. Of course there are (and were) plenty of GSM red wine blends in Australia, but it Robert Oatley who first began using the term “GSM” for such blends in the early 1990s and is largely responsible for the popularity GSMs today.
Robert Oatley Vineyards, was founded by wine industry legend Bob Oatley in 2006, has vineyards in Western Australia, South Australia and New South Wales. Director of Winemaking, Larry Cherubino is one of Australia’s most awarded wine makers and has made vintages all over the world. Under his guidance Robert Oatley Vineyards has identified some of the best vineyards in their respective regions that show a true sense of the land. The Signature Series embodies the grape varietal and region in which it was grown. The vineyards in the McLaren Vale, some 45 minutes to the south of Adelaide are the source for the grapes for this wine. Grenache Shiraz and Mourvedre grapes share a long history in McLaren Vale with this triple blend emulating the wines of Cotes du Rhone.
Robert Oatley Signature Series GSM 2014 is a blend of 50% Grenache, 45% Syrah and 5% Mourvedre (also known as Mataro in Australia). The grapes come from the southern part of McLaren Vale. After harvest the grapes are fermented on their skins in a combination of open and closed fermenters and matured in French oak for 10 months prior to bottling.