Château Phélan Ségur is a distinguished Saint-Estèphe estate founded in the early nineteenth century by Irishman Bernard O'Phelan, whose son Frank later united the family vineyards under the Phélan Ségur name.

Situated overlooking the Gironde Estuary, the château cultivates 70 hectares across four distinct vineyard blocks, including parcels neighbouring the celebrated estates of Montrose and Calon Ségur.

Since 2018, it has belonged to Belgian businessman Philippe Van de Vyvere, with managing director Véronique Dausse overseeing its continued development.

The estate combines traditional Bordeaux craftsmanship with increasingly precise, environmentally conscious viticulture, encouraging biodiversity, healthy soils and careful parcel selection.

Saint-Estèphe is the northernmost commune of the Médoc, its vineyards hugging the Gironde estuary where breezes temper Bordeaux’s maritime climate and help grapes ripen slowly and evenly. Expect long, gentle seasons with plentiful sunshine and a moderating river influence—ideal for building structure without sacrificing freshness.

The hallmark terroir is a patchwork of gravel croupes over clay and limestone. Compared with its southern neighbours, Saint-Estèphe has a higher proportion of clay, which drains less rapidly, encourages later ripening and lifts the role of Merlot alongside Cabernet Sauvignon; Cabernet Franc and Petit Verdot play supporting parts

Styles are classically Left Bank: deeply coloured, firmly tannic and intensely scented—blackcurrant, graphite, cedar and spice—yet increasingly refined, with vibrant acidity and impressive ageing potential. Many tasters still note the commune’s trademark grip in youth, which mellows into complexity and poise with time in bottle.

In short, Saint-Estèphe marries power with precision: a cooler, clay-rich counterpoint within the Côte de Médoc that delivers characterful wines built to age gracefully.

Cabernet Sauvignon is one of the world’s most widely planted and celebrated red grape varieties, known for its deep colour, firm tannins, and remarkable ageing potential. Originating in Bordeaux, France, as a natural cross between Cabernet Franc and Sauvignon Blanc, it has become a global benchmark for structured, full-bodied red wines.

Viticulturally, Cabernet Sauvignon is a hardy, late-ripening grape that thrives in warm, sunny climates. It produces small, thick-skinned berries, contributing to its bold tannic structure and deep colour. The vine is relatively resistant to disease and adapts well to diverse soils, making it suitable for a wide range of terroirs.

Today, Cabernet Sauvignon is planted extensively across the world—from its French homeland in Bordeaux’s Left Bank, to California’s Napa Valley, Chile’s Maipo Valley, Australia’s Coonawarra, and South Africa’s Stellenbosch. It often forms the backbone of blends, particularly in Bordeaux-style wines, but also shines as a varietal expression.

Flavour profiles typically include blackcurrant (cassis), blackberry, mint, cedar, and tobacco, often developing notes of leather, earth, and spice with age. Styles range from fruit-forward and plush in warmer climates to structured and herbal in cooler ones. Cabernet Sauvignon’s power, elegance, and longevity make it a cornerstone of fine red winemaking worldwide.

Merlot is one of the world’s most widely planted and popular red grape varieties, prized for its soft texture, approachability, and rich fruit character. Originating in Bordeaux, France—particularly prominent in the Right Bank regions of Saint-Émilion and Pomerol—Merlot is often blended with Cabernet Sauvignon and other Bordeaux varieties to add suppleness and ripe fruit.

Viticulturally, Merlot is an early-ripening grape, making it well-suited to cooler climates. It thrives in clay-rich soils, which enhance its plush texture and depth. However, it can be sensitive to frost and overly vigorous if not carefully managed, sometimes leading to high yields and diluted flavours.

Today, Merlot is grown extensively around the world, including in France, Italy, the United States (especially California and Washington State), Chile, Australia, and New Zealand. In each region, it adapts to different styles—from soft and fruity to structured and age-worthy.

Merlot wines are typically medium to full-bodied, with smooth tannins and flavours of plum, black cherry, blackberry, chocolate, and sometimes herbal or earthy notes. In warmer climates, the wines tend to be richer and fruitier, while cooler regions produce more restrained, elegant expressions. Merlot’s versatility and charm make it a staple of both varietal wines and blends worldwide.

Cabernet Franc is one of the classic black grape varieties, believed to have originated in southwest France, possibly in the Basque region. Genetically, it is a parent of both Cabernet Sauvignon and Merlot, making it a cornerstone of many of the world’s great red wines. In the vineyard, Cabernet Franc is known for its early ripening, adaptability to cooler climates, and good disease resistance. It thrives in well-drained, gravelly or sandy soils, producing moderate yields with small, thin-skinned berries.

Traditionally associated with the Loire Valley (notably Chinon, Bourgueil, and Saumur-Champigny) and Bordeaux, it is now grown worldwide, including in Italy’s Friuli and Veneto regions, Spain, Hungary, South Africa, the United States (especially California and New York’s Finger Lakes), Canada, Argentina, and New Zealand.

Cabernet Franc’s style varies with climate and winemaking approach. In cooler regions, it produces medium-bodied wines with high acidity, moderate tannins, and distinctive aromas of redcurrant, raspberry, and violets, often with herbal or leafy notes such as green bell pepper. Warmer climates yield riper, fuller expressions with blackberry, plum, and spice. It is frequently used in Bordeaux-style blends for aromatic lift and finesse, but can also shine as a varietal wine, celebrated for its elegance, freshness, and complex, savoury character.

Petit Verdot is a red grape variety originally from Bordeaux, traditionally used in small quantities in blends to add colour, tannin, and aromatic complexity. It plays a supporting role in many classic Left Bank wines, particularly in the Médoc, although its late ripening nature means it is only used in warmer vintages. As climate conditions have changed, Petit Verdot has gained renewed interest both within Bordeaux and in warmer wine regions around the world.

Outside of France, Petit Verdot is successfully grown in countries such as Australia, the United States (particularly California and Washington), Spain, Chile, and increasingly in Argentina and South Africa. In these warmer climates, the grape reaches full maturity more consistently, allowing for varietal expressions as well as blends.

Petit Verdot typically produces deeply coloured, full-bodied wines with firm tannins and good acidity. Aromas often include black cherry, plum, violet, graphite, and spice, with some examples showing notes of dried herbs, leather, and dark chocolate as they age.

Viticulturally, Petit Verdot is known for its late ripening, making it risky in cooler climates or short growing seasons. It can also be prone to uneven fruit set. However, when conditions are right, it adds depth, structure, and ageing potential to red wines.

Cabernet Sauvignon is one of the world’s most widely planted and celebrated red grape varieties, known for its deep colour, firm tannins, and remarkable ageing potential. Originating in Bordeaux, France, as a natural cross between Cabernet Franc and Sauvignon Blanc, it has become a global benchmark for structured, full-bodied red wines.

Viticulturally, Cabernet Sauvignon is a hardy, late-ripening grape that thrives in warm, sunny climates. It produces small, thick-skinned berries, contributing to its bold tannic structure and deep colour. The vine is relatively resistant to disease and adapts well to diverse soils, making it suitable for a wide range of terroirs.

Today, Cabernet Sauvignon is planted extensively across the world—from its French homeland in Bordeaux’s Left Bank, to California’s Napa Valley, Chile’s Maipo Valley, Australia’s Coonawarra, and South Africa’s Stellenbosch. It often forms the backbone of blends, particularly in Bordeaux-style wines, but also shines as a varietal expression.

Flavour profiles typically include blackcurrant (cassis), blackberry, mint, cedar, and tobacco, often developing notes of leather, earth, and spice with age. Styles range from fruit-forward and plush in warmer climates to structured and herbal in cooler ones. Cabernet Sauvignon’s power, elegance, and longevity make it a cornerstone of fine red winemaking worldwide.

Merlot is one of the world’s most widely planted and popular red grape varieties, prized for its soft texture, approachability, and rich fruit character. Originating in Bordeaux, France—particularly prominent in the Right Bank regions of Saint-Émilion and Pomerol—Merlot is often blended with Cabernet Sauvignon and other Bordeaux varieties to add suppleness and ripe fruit.

Viticulturally, Merlot is an early-ripening grape, making it well-suited to cooler climates. It thrives in clay-rich soils, which enhance its plush texture and depth. However, it can be sensitive to frost and overly vigorous if not carefully managed, sometimes leading to high yields and diluted flavours.

Today, Merlot is grown extensively around the world, including in France, Italy, the United States (especially California and Washington State), Chile, Australia, and New Zealand. In each region, it adapts to different styles—from soft and fruity to structured and age-worthy.

Merlot wines are typically medium to full-bodied, with smooth tannins and flavours of plum, black cherry, blackberry, chocolate, and sometimes herbal or earthy notes. In warmer climates, the wines tend to be richer and fruitier, while cooler regions produce more restrained, elegant expressions. Merlot’s versatility and charm make it a staple of both varietal wines and blends worldwide.

Cabernet Franc is one of the classic black grape varieties, believed to have originated in southwest France, possibly in the Basque region. Genetically, it is a parent of both Cabernet Sauvignon and Merlot, making it a cornerstone of many of the world’s great red wines. In the vineyard, Cabernet Franc is known for its early ripening, adaptability to cooler climates, and good disease resistance. It thrives in well-drained, gravelly or sandy soils, producing moderate yields with small, thin-skinned berries.

Traditionally associated with the Loire Valley (notably Chinon, Bourgueil, and Saumur-Champigny) and Bordeaux, it is now grown worldwide, including in Italy’s Friuli and Veneto regions, Spain, Hungary, South Africa, the United States (especially California and New York’s Finger Lakes), Canada, Argentina, and New Zealand.

Cabernet Franc’s style varies with climate and winemaking approach. In cooler regions, it produces medium-bodied wines with high acidity, moderate tannins, and distinctive aromas of redcurrant, raspberry, and violets, often with herbal or leafy notes such as green bell pepper. Warmer climates yield riper, fuller expressions with blackberry, plum, and spice. It is frequently used in Bordeaux-style blends for aromatic lift and finesse, but can also shine as a varietal wine, celebrated for its elegance, freshness, and complex, savoury character.

Petit Verdot is a red grape variety originally from Bordeaux, traditionally used in small quantities in blends to add colour, tannin, and aromatic complexity. It plays a supporting role in many classic Left Bank wines, particularly in the Médoc, although its late ripening nature means it is only used in warmer vintages. As climate conditions have changed, Petit Verdot has gained renewed interest both within Bordeaux and in warmer wine regions around the world.

Outside of France, Petit Verdot is successfully grown in countries such as Australia, the United States (particularly California and Washington), Spain, Chile, and increasingly in Argentina and South Africa. In these warmer climates, the grape reaches full maturity more consistently, allowing for varietal expressions as well as blends.

Petit Verdot typically produces deeply coloured, full-bodied wines with firm tannins and good acidity. Aromas often include black cherry, plum, violet, graphite, and spice, with some examples showing notes of dried herbs, leather, and dark chocolate as they age.

Viticulturally, Petit Verdot is known for its late ripening, making it risky in cooler climates or short growing seasons. It can also be prone to uneven fruit set. However, when conditions are right, it adds depth, structure, and ageing potential to red wines.

Cabernet Sauvignon is one of the world’s most widely planted and celebrated red grape varieties, known for its deep colour, firm tannins, and remarkable ageing potential. Originating in Bordeaux, France, as a natural cross between Cabernet Franc and Sauvignon Blanc, it has become a global benchmark for structured, full-bodied red wines.

Viticulturally, Cabernet Sauvignon is a hardy, late-ripening grape that thrives in warm, sunny climates. It produces small, thick-skinned berries, contributing to its bold tannic structure and deep colour. The vine is relatively resistant to disease and adapts well to diverse soils, making it suitable for a wide range of terroirs.

Today, Cabernet Sauvignon is planted extensively across the world—from its French homeland in Bordeaux’s Left Bank, to California’s Napa Valley, Chile’s Maipo Valley, Australia’s Coonawarra, and South Africa’s Stellenbosch. It often forms the backbone of blends, particularly in Bordeaux-style wines, but also shines as a varietal expression.

Flavour profiles typically include blackcurrant (cassis), blackberry, mint, cedar, and tobacco, often developing notes of leather, earth, and spice with age. Styles range from fruit-forward and plush in warmer climates to structured and herbal in cooler ones. Cabernet Sauvignon’s power, elegance, and longevity make it a cornerstone of fine red winemaking worldwide.

Merlot is one of the world’s most widely planted and popular red grape varieties, prized for its soft texture, approachability, and rich fruit character. Originating in Bordeaux, France—particularly prominent in the Right Bank regions of Saint-Émilion and Pomerol—Merlot is often blended with Cabernet Sauvignon and other Bordeaux varieties to add suppleness and ripe fruit.

Viticulturally, Merlot is an early-ripening grape, making it well-suited to cooler climates. It thrives in clay-rich soils, which enhance its plush texture and depth. However, it can be sensitive to frost and overly vigorous if not carefully managed, sometimes leading to high yields and diluted flavours.

Today, Merlot is grown extensively around the world, including in France, Italy, the United States (especially California and Washington State), Chile, Australia, and New Zealand. In each region, it adapts to different styles—from soft and fruity to structured and age-worthy.

Merlot wines are typically medium to full-bodied, with smooth tannins and flavours of plum, black cherry, blackberry, chocolate, and sometimes herbal or earthy notes. In warmer climates, the wines tend to be richer and fruitier, while cooler regions produce more restrained, elegant expressions. Merlot’s versatility and charm make it a staple of both varietal wines and blends worldwide.

Cabernet Franc is one of the classic black grape varieties, believed to have originated in southwest France, possibly in the Basque region. Genetically, it is a parent of both Cabernet Sauvignon and Merlot, making it a cornerstone of many of the world’s great red wines. In the vineyard, Cabernet Franc is known for its early ripening, adaptability to cooler climates, and good disease resistance. It thrives in well-drained, gravelly or sandy soils, producing moderate yields with small, thin-skinned berries.

Traditionally associated with the Loire Valley (notably Chinon, Bourgueil, and Saumur-Champigny) and Bordeaux, it is now grown worldwide, including in Italy’s Friuli and Veneto regions, Spain, Hungary, South Africa, the United States (especially California and New York’s Finger Lakes), Canada, Argentina, and New Zealand.

Cabernet Franc’s style varies with climate and winemaking approach. In cooler regions, it produces medium-bodied wines with high acidity, moderate tannins, and distinctive aromas of redcurrant, raspberry, and violets, often with herbal or leafy notes such as green bell pepper. Warmer climates yield riper, fuller expressions with blackberry, plum, and spice. It is frequently used in Bordeaux-style blends for aromatic lift and finesse, but can also shine as a varietal wine, celebrated for its elegance, freshness, and complex, savoury character.

Petit Verdot is a red grape variety originally from Bordeaux, traditionally used in small quantities in blends to add colour, tannin, and aromatic complexity. It plays a supporting role in many classic Left Bank wines, particularly in the Médoc, although its late ripening nature means it is only used in warmer vintages. As climate conditions have changed, Petit Verdot has gained renewed interest both within Bordeaux and in warmer wine regions around the world.

Outside of France, Petit Verdot is successfully grown in countries such as Australia, the United States (particularly California and Washington), Spain, Chile, and increasingly in Argentina and South Africa. In these warmer climates, the grape reaches full maturity more consistently, allowing for varietal expressions as well as blends.

Petit Verdot typically produces deeply coloured, full-bodied wines with firm tannins and good acidity. Aromas often include black cherry, plum, violet, graphite, and spice, with some examples showing notes of dried herbs, leather, and dark chocolate as they age.

Viticulturally, Petit Verdot is known for its late ripening, making it risky in cooler climates or short growing seasons. It can also be prone to uneven fruit set. However, when conditions are right, it adds depth, structure, and ageing potential to red wines.

Cabernet Sauvignon is one of the world’s most widely planted and celebrated red grape varieties, known for its deep colour, firm tannins, and remarkable ageing potential. Originating in Bordeaux, France, as a natural cross between Cabernet Franc and Sauvignon Blanc, it has become a global benchmark for structured, full-bodied red wines.

Viticulturally, Cabernet Sauvignon is a hardy, late-ripening grape that thrives in warm, sunny climates. It produces small, thick-skinned berries, contributing to its bold tannic structure and deep colour. The vine is relatively resistant to disease and adapts well to diverse soils, making it suitable for a wide range of terroirs.

Today, Cabernet Sauvignon is planted extensively across the world—from its French homeland in Bordeaux’s Left Bank, to California’s Napa Valley, Chile’s Maipo Valley, Australia’s Coonawarra, and South Africa’s Stellenbosch. It often forms the backbone of blends, particularly in Bordeaux-style wines, but also shines as a varietal expression.

Flavour profiles typically include blackcurrant (cassis), blackberry, mint, cedar, and tobacco, often developing notes of leather, earth, and spice with age. Styles range from fruit-forward and plush in warmer climates to structured and herbal in cooler ones. Cabernet Sauvignon’s power, elegance, and longevity make it a cornerstone of fine red winemaking worldwide.

Merlot is one of the world’s most widely planted and popular red grape varieties, prized for its soft texture, approachability, and rich fruit character. Originating in Bordeaux, France—particularly prominent in the Right Bank regions of Saint-Émilion and Pomerol—Merlot is often blended with Cabernet Sauvignon and other Bordeaux varieties to add suppleness and ripe fruit.

Viticulturally, Merlot is an early-ripening grape, making it well-suited to cooler climates. It thrives in clay-rich soils, which enhance its plush texture and depth. However, it can be sensitive to frost and overly vigorous if not carefully managed, sometimes leading to high yields and diluted flavours.

Today, Merlot is grown extensively around the world, including in France, Italy, the United States (especially California and Washington State), Chile, Australia, and New Zealand. In each region, it adapts to different styles—from soft and fruity to structured and age-worthy.

Merlot wines are typically medium to full-bodied, with smooth tannins and flavours of plum, black cherry, blackberry, chocolate, and sometimes herbal or earthy notes. In warmer climates, the wines tend to be richer and fruitier, while cooler regions produce more restrained, elegant expressions. Merlot’s versatility and charm make it a staple of both varietal wines and blends worldwide.

Cabernet Franc is one of the classic black grape varieties, believed to have originated in southwest France, possibly in the Basque region. Genetically, it is a parent of both Cabernet Sauvignon and Merlot, making it a cornerstone of many of the world’s great red wines. In the vineyard, Cabernet Franc is known for its early ripening, adaptability to cooler climates, and good disease resistance. It thrives in well-drained, gravelly or sandy soils, producing moderate yields with small, thin-skinned berries.

Traditionally associated with the Loire Valley (notably Chinon, Bourgueil, and Saumur-Champigny) and Bordeaux, it is now grown worldwide, including in Italy’s Friuli and Veneto regions, Spain, Hungary, South Africa, the United States (especially California and New York’s Finger Lakes), Canada, Argentina, and New Zealand.

Cabernet Franc’s style varies with climate and winemaking approach. In cooler regions, it produces medium-bodied wines with high acidity, moderate tannins, and distinctive aromas of redcurrant, raspberry, and violets, often with herbal or leafy notes such as green bell pepper. Warmer climates yield riper, fuller expressions with blackberry, plum, and spice. It is frequently used in Bordeaux-style blends for aromatic lift and finesse, but can also shine as a varietal wine, celebrated for its elegance, freshness, and complex, savoury character.

Petit Verdot is a red grape variety originally from Bordeaux, traditionally used in small quantities in blends to add colour, tannin, and aromatic complexity. It plays a supporting role in many classic Left Bank wines, particularly in the Médoc, although its late ripening nature means it is only used in warmer vintages. As climate conditions have changed, Petit Verdot has gained renewed interest both within Bordeaux and in warmer wine regions around the world.

Outside of France, Petit Verdot is successfully grown in countries such as Australia, the United States (particularly California and Washington), Spain, Chile, and increasingly in Argentina and South Africa. In these warmer climates, the grape reaches full maturity more consistently, allowing for varietal expressions as well as blends.

Petit Verdot typically produces deeply coloured, full-bodied wines with firm tannins and good acidity. Aromas often include black cherry, plum, violet, graphite, and spice, with some examples showing notes of dried herbs, leather, and dark chocolate as they age.

Viticulturally, Petit Verdot is known for its late ripening, making it risky in cooler climates or short growing seasons. It can also be prone to uneven fruit set. However, when conditions are right, it adds depth, structure, and ageing potential to red wines.