Coonawarra

Coonawarra Vignerons records that Scottish-born gardener William Wilson chose a block on the red terra rossa around the town of Penola and advised John Riddoch, a fellow Scot who arrived in 1861, to do the same. In 1890 Riddoch divided 800 hectares of terra rossa on his land into the Coonawarra Fruit Colony, offering four-hectare allotments, and 26 colonists began planting in 1891, according to Wynns Coonawarra Estate. Coonawarra's first vintage, the Coonawarra Vineyards Claret, was produced in 1895 by Frederick Wood, and Riddoch commissioned a large tri-gabled stone winery that was completed in time for the third vintage in 1897, according to the Coonawarra Vignerons timeline. After 1901, the year John Riddoch (d. 1901) died, the Fruit Colony fell into financial difficulty; the same timeline records that in 1926 the South Australian Government offered soldier settlers payments to remove their vines and establish dairy farms, leaving 120 of the original 360 hectares of vines within a few years. Bill Redman, who came to work at the Riddoch winery in 1901 at 14, established his own winery in 1908, and Coonawarra Vignerons says that for many years he was the sole red wine producer in the region. Coonawarra Vignerons dates the modern Coonawarra to 1951, when the Wynn family purchased the former Riddoch winery and vineyards; Wynns Coonawarra Estate names the buyers as Samuel Wynn and his son David. Mildara began sourcing Coonawarra wine in 1953, Penfolds purchased 16 hectares in 1957, and Lindemans bought Rouge Homme from the Redman family in 1965, and the Coonawarra Vignerons Association was formed in 1980 with Doug Balnaves as inaugural President, according to the Coonawarra Vignerons timeline.

• 1890: John Riddoch divides terra rossa land into the Coonawarra Fruit Colony (Wynns Coonawarra Estate)
• 1895: Coonawarra's first vintage, the Coonawarra Vineyards Claret, is produced by Frederick Wood (Coonawarra Vignerons)
• 1951: Samuel Wynn and his son David purchase the former Riddoch winery (Wynns Coonawarra Estate)
• 2003: the GI is entered in the Register of Protected Names on 6 January, with the boundary settled in the Federal Court (Wine Australia; Coonawarra Vignerons)

Wine Australia places Coonawarra in the south eastern corner of South Australia and describes a flat region famous for its terra rossa soils, a thin iron-oxide based top soil over limestone. Coonawarra Vignerons describes terra rossa as a type of red clay produced by the weathering of limestone and coloured by iron oxide, averaging 50 centimetres deep over a limestone base and allowing water to drain freely, with a permanent supply of underground water from the limestone aquifer. Local sources give the strip slightly different dimensions: Coonawarra Vignerons gives a length of 27 kilometres, Parker Estate gives 27km long and 2km wide, and Katnook Estate gives 2km wide and 25 km long. Wine Australia attributes a maritime influence to upwelling of cold ocean currents at certain times of the year and lists cold winters, cool summer night temperatures and consistent cloud cover; Coonawarra Vignerons describes the climate as that of a temperate region influenced by maritime breezes off the Southern Ocean. Wine Australia's 2025-26 regional snapshot gives an elevation range of 51 to 127 metres and, as 2006-2025 averages from Bureau of Meteorology data, a mean January temperature of 20.6 ºC, annual rainfall of 595 mm, October to April growing season rainfall of 239 mm and 1571 growing degree days.

• Terra rossa: red clay coloured by iron oxide, averaging 50 cm deep over a limestone base (Coonawarra Vignerons)
• Elevation 51 to 127 metres and a GI area of 400 km2 in Wine Australia's 2025-26 snapshot; Wine Australia's region page gives 398 km2
• Maritime influence from upwelling of cold ocean currents, with cold winters and cool summer night temperatures (Wine Australia)
• 2006-2025 averages: 20.6 ºC mean January temperature, 239 mm growing season rainfall and 1571 growing degree days (Wine Australia snapshot 2025-26)

The wines combine concentrated dark cherry and blackcurrant fruit with the eucalyptus mint character that each of the region's sources notes in its own words: Wine Australia lists dark cherry among Coonawarra Cabernet's flavours, Coonawarra Vignerons lists blackcurrant and mint and describes "the fruit purity, ripeness and concentration of Australia", and Decanter's David Sly calls mint and eucalyptus "classic Coonawarra characteristics". Wine Australia says Coonawarra is considered the pre-eminent producer of Cabernet Sauvignon in Australia, describing medium to full-bodied wines with cassis, blackberry, plum and dark cherry flavours and firm but plush tannins, while Coonawarra Vignerons adds dark red berries and violets and describes today's wines as medium bodied with silky supple tannins. Cabernet Sauvignon was 60% of the region's 2026 crush, Shiraz 21%, Merlot 7%, Chardonnay 6% and Sauvignon Blanc 3%, according to Wine Australia's 2025-26 snapshot. Wine Australia notes that up until the 1950s Shiraz was the main variety grown in Coonawarra, describes a medium-bodied style with spice and raspberry-toned fruit, and calls blending Shiraz and Cabernet Sauvignon a Coonawarra tradition; Merlot, it says, does not have a long tradition in Coonawarra but has been a successful blending partner for Cabernet Sauvignon. Coonawarra Vignerons adds that the region produces premium Shiraz and cool climate Riesling, and that Chardonnay, Sauvignon Blanc, Merlot and Cabernet Franc are well suited climatically. The AWRI identifies 1,8-cineole, commonly known as eucalyptol, as the compound responsible for 'eucalypt', 'camphor' and 'minty' characters in some red wines, and its research found that Eucalyptus trees growing close to vineyards are the primary source.

• Cabernet Sauvignon: 60% of the 2026 crush; cassis, blackberry, plum and dark cherry with firm but plush tannins (Wine Australia)
• Shiraz: 21% of the 2026 crush; the main variety until the 1950s, medium-bodied with spice and raspberry-toned fruit (Wine Australia)
• Merlot: 7% of the 2026 crush; a blending partner for Cabernet Sauvignon without a long regional tradition (Wine Australia)
• Mint and eucalyptus: linked by the AWRI to 1,8-cineole, primarily from Eucalyptus trees growing close to vineyards

Wynns Coonawarra Estate dates its vineyards to John Riddoch's first plantings in 1891 and says it has the longest-established vineyards in the region. Its Black Label Cabernet Sauvignon was first produced in 1954 from the top 20 to 25 per cent of its Cabernet Sauvignon fruit, the John Riddoch Cabernet Sauvignon was first made in 1982, and Michael Shiraz, a one-off from the 1955 vintage, was revived with the 1990 vintage. Katnook Estate says Riddoch's second vintage was made in 1896 in the woolshed that still stands at Katnook, that its first commercial vintage was made in 1980 by winemaker Wayne Stehbens, that Daniel McNicol is now at the helm of its winemaking, and that its estate covers 155 hectares. The Coonawarra Vignerons timeline records that Ian and Wendy Hollick established Hollick Wines in 1983, that John and Faye Parker established Parker Coonawarra Estate, and that Parker Estate released its first vintage of First Growth in 1988; Parker Estate says its winemaking team is led by Andrew Hardy. Majella says the Lynn family planted 6 acres of Shiraz on the property in 1968 and sold its first grapes to Wynns Coonawarra Estate in 1980, and Coonawarra Vignerons records Majella's first vintage in 1991 as 10 tonnes of Shiraz. Balnaves of Coonawarra says its vineyard was established in 1975 and that the first wines under the Balnaves of Coonawarra label were produced in 1990. Penfolds purchased 16 hectares in Coonawarra in 1957, according to Coonawarra Vignerons, and its Coonawarra range includes Bin 128 Coonawarra Shiraz and Bin 169 Coonawarra Cabernet Sauvignon.

• Wynns Coonawarra Estate: Black Label Cabernet Sauvignon (first produced 1954), John Riddoch Cabernet Sauvignon (first made 1982), Michael Shiraz
• Katnook Estate: first commercial vintage 1980 in Riddoch's woolshed; 155 hectares; Odyssey first released for public sale in 1991 (Coonawarra Vignerons)
• Parker Coonawarra Estate: established by John and Faye Parker; first First Growth vintage released 1988 (Coonawarra Vignerons)
• Majella: first Shiraz planted 1968; The Malleea, a Cabernet Sauvignon and Shiraz blend, first made in 1996 (Majella)

The Geographical Indication Coonawarra is located within the Limestone Coast zone of South Australia. Wine Australia's register records that it was entered in the Register of Protected Names on 6 January 2003 in response to a direction from the Presiding Member of the Geographical Indications Committee, and Wine Australia notes that the textual description of the boundary is the legal definition. Coonawarra Vignerons says that a debate over where to draw the line followed Australia's move to an appellation system with defined geographical boundaries, with Coonawarra's reputation, land values and grape and wine prices at stake, and its timeline says the boundary was settled in the Federal Court in 2003 after 7 years of debate, slightly expanding it to the north, south and east to accommodate vineyards on established terra rossa soil. Under Wine Australia's blending rules, a GI label claim requires a minimum of 85% of the wine to come from that GI, and compliance with the blending rules is monitored through the Label Integrity Program. Coonawarra Grape and Wine Incorporated, trading as Coonawarra Vignerons, is an amalgamation of the former Coonawarra Vignerons Association and the Coonawarra Grapegrowers Association and officially came into being in December 2013.

• GI entered in the Register of Protected Names on 6 January 2003, within the Limestone Coast zone (Wine Australia)
• Boundary settled in the Federal Court in 2003 after 7 years of debate (Coonawarra Vignerons)
• GI label claims require a minimum of 85% fruit from the named GI (Wine Australia blending rules)
• Wine Australia publishes the boundary as a textual description and states that the textual description is the legal definition

Coonawarra Vignerons places the region approximately 380km south of Adelaide and 427km west of Melbourne, and says the Coonawarra Strip is home to more than 25 cellar doors. Its timeline says the region was officially named Coonawarra in 1897, a name believed to derive from the Pinechunga/Boandik word for swan and previously thought to mean honeysuckle, and Coonawarra Vignerons acknowledges the Pinechunga people as the traditional custodians of the land. Coonawarra Cabernet Celebrations, held each October, is described by Coonawarra Vignerons as a month long wine festival; the 2026 edition runs 1 to 18 October with over 40 free and ticketed tastings and events. Other fixtures on its calendar include the Coonawarra Vignerons Cup at Penola Racecourse in January, the Penola Coonawarra Arts Festival in May, and Coonawarra Cellar Dwellers in July, when wineries offer back vintage, cellared wines to taste and buy. Coonawarra Vignerons notes that Naracoorte and Mount Gambier are both within 30 minutes drive of Penola and Coonawarra, and suggests the seaside towns of Robe, Beachport, Kingston and Port McDonnell for a coastal stay.

• Approximately 380km south of Adelaide and 427km west of Melbourne, with more than 25 cellar doors on the Coonawarra Strip (Coonawarra Vignerons)
• Coonawarra Cabernet Celebrations: each October; 1 to 18 October in 2026
• Coonawarra Cellar Dwellers: back vintage, cellared wines to taste and buy at wineries in July
• Naracoorte and Mount Gambier are both within 30 minutes drive of Penola and Coonawarra

Primary sources (Wine Australia and its Register of Protected GIs, the Australian Wine Research Institute, Coonawarra Vignerons, and producers' own sites for their own wines and history): https://www.wineaustralia.com/labelling/geographical-indicators/labelling-gi-coonawarra, https://www.wineaustralia.com/labelling/geographical-indicators/labelling-gi-limestone-coast, https://www.wineaustralia.com/market-insights/regions-and-varieties/south-australia-wines/coonawarra, https://www.wineaustralia.com/getmedia/d6752f07-dcfb-43ee-b6d4-504e52f2e971/MI_Coonawarra-Region-Snapshot-2025-26.pdf, https://www.wineaustralia.com/labelling/the-blending-rules, https://www.wineaustralia.com/getmedia/fb571392-5d0c-4f9e-95fd-b7501076280a/REG_BlendingRules_v2.pdf, https://www.awri.com.au/wp-content/uploads/eucalyptus_character_in_wine.pdf, https://coonawarra.org/timeline/, https://coonawarra.org/2018/02/coonawarra-story/, https://coonawarra.org/our-landscape/, https://coonawarra.org/about/, https://coonawarra.org/about-cgwi/, https://coonawarra.org/ccc-october-2026/, https://coonawarra.org/annual-events/, https://coonawarra.org/2026/02/coonawarra-cabernet-sauvignon/, https://coonawarra.org/discover-coonawarra/, https://www.wynns.com.au/en-au/wine/black-label/, https://www.wynns.com.au/en-au/wine/john-riddoch/, https://www.wynns.com.au/en-au/discover/our-wine/, https://www.wynns.com.au/en-au/black-label-cabernet-sauvignon-2024-8123182.html, https://www.wynns.com.au/en-au/john-riddoch-cabernet-sauvignon-2022-gift-box-8122213.html, https://www.wynns.com.au/en-au/discover/our-heritage/timeline.html, https://katnookestate.com.au/pages/our-story, https://katnookestate.com.au/products/2022-katnook-odyssey-cabernet-sauvignon, https://parkercoonawarraestate.com.au/our-story-2/, https://parkercoonawarraestate.com.au/wine/first-growth-cabernet-sauvignon/62224, https://www.majellawines.com.au/about-us/history, https://www.majellawines.com.au/resources/tasting-notes, https://www.majellawines.com.au/files/657_21_malleea.pdf?v=131, https://www.majellawines.com.au/files/677_23_the_musician.pdf?v=624, https://www.balnaves.com.au/our-story/, https://www.balnaves.com.au/our-wine/, https://www.balnaves.com.au/wine/2022-the-tally-reserve-cabernet-sauvignon/56234, https://us.penfolds.com/collections/coonawarra. Secondary: https://www.decanter.com/premium/coonawarra-cabernet-15-top-bottles-from-the-2022-vintage-566165/. Last verified 2026-09-28