Australian wine important resource in the globalisation of wine and wine critic Matt Kramer notes that "the most powerful influence in wine today" comes from Australia. "GSM" is a name commonly used for a red wine consisting of a blend of Grenache, Shiraz (Syrah), and Mourvèdre. Blends where Shiraz is the main component are sometimes referred to instead as SGM. This blend originated from those used in some Southern Rhône wines, including Châteauneuf-du-Pape, though it is also found in South Australia, California (particularly Paso Robles, originating with Tablas Creek Vineyard), and Washington (Columbia Valley); smaller production exists in Argentina and South Africa.
Syrah departments of Southern of France, but is now widespread. It is believed to be caused by mismatch between the rootstock and scion rather than an infection by a fungus or a virus. In Spain there was an increase in the area cultivated in Syrah grapes from in 1990 to in 2009. The Syrah grape was introduced into Switzerland in 1926 and in 2009 was the 6th most common red wine grape in Switzerland (181 hectares). Mostly grown in Valais, along the upper Rhône valley above Lake Geneva, it produces "unexpectedly concentrated wine from mature vines". The Syrah grape was introduced