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Château Calon-Ségur Saint-Estèphe 2020

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Château Calon-Ségur Saint-Estèphe 2020 is a red wine from Saint-Estèphe, France, made from Cabernet Sauvignon, Merlot, Cabernet Franc and Petit Verdot. In Maison Apéro’s structured tasting profile, the quality is “Outstanding” and the readiness for drinking is “Can drink, with potential”.

Region
Saint-Estèphe · France
Vintage
2020
France: map with a pin on Saint-EstèpheSaint-Estèphe and its surroundings: map with a pin
Saint-Estèphe · FranceMap: Maison Apéro, based on Natural Earth (public domain)

About Château Calon-Ségur Saint-Estèphe 2020

What grapes is Château Calon-Ségur Saint-Estèphe 2020 made from?

Château Calon-Ségur Saint-Estèphe 2020 is made from Cabernet Sauvignon, Merlot, Cabernet Franc and Petit Verdot.

Where does Château Calon-Ségur Saint-Estèphe 2020 come from?

Château Calon-Ségur Saint-Estèphe 2020 comes from Saint-Estèphe, France. It is made by Château Calon-Ségur.

How does Château Calon-Ségur Saint-Estèphe 2020 taste?

In Maison Apéro’s structured tasting profile, Château Calon-Ségur Saint-Estèphe 2020 is recorded with these levels — Sweetness: Dry; Acidity: Medium+; Tannin: High; Alcohol: High; Body: Full; Flavour intensity: Pronounced; Finish: Long. Aromas: Black fruit, Red fruit, Spice, Mineral, Oak.

When should you drink Château Calon-Ségur Saint-Estèphe 2020?

In Maison Apéro’s structured tasting profile, the readiness for drinking of Château Calon-Ségur Saint-Estèphe 2020 is “Can drink, with potential”.

Château Calon-Ségur is an acclaimed third-growth estate situated in Saint-Estèphe, celebrated for its deep gravel soils over clay and iconic heart emblem. Renowned for structured, Cabernet Sauvignon-driven grand vins, the property combines traditional Médoc power with modern precision, producing wines built for extensive bottle maturation.

Saint-Estèphe, France. Médoc: gravel croupes by the Gironde estuary: Palus, Jalles, Saint-Estèphe, Margaux, Gravel croupes, Atlantic Ocean, Limestone close to the surface, Gironde estuary, Gravel and sand, Eocene and Oligocene limestones and marls, Temperate oceanic climate, moderated by the Atlantic and the Gironde
Saint-Estèphe · FranceDiagram: Maison Apéro Sources: INAO — Cahier des charges de l’appellation d’origine contrôlée « Saint-Estèphe » · INAO — Cahier des charges de l’appellation d’origine contrôlée « Margaux » · Bordeaux Wines (CIVB) — Margaux: the Bordeaux wine appellation guide · La Maison du Vin de Saint-Estèphe — Entre mer et estuaire

Sensory & terroir profile

6-Axis Radar

Acidity Medium+ Tannin High Body Full Alcohol High Flavourintensity Pronounced Finish Long

3-Tier Aromas

● Primary (Varietal, Fruit & Flora):
Black fruitRed fruitSpiceMineral
● Secondary (Vinification, Yeast & Oak):
Oak

Climate & Landscape

Médoc: gravel croupes by the Gironde estuary: Palus, Jalles, Saint-Estèphe, Margaux, Gravel croupes, Atlantic Ocean, Limestone close to the surface, Gironde estuary, Gravel and sand, Eocene and Oligocene limestones and marls, Temperate oceanic climate, moderated by the Atlantic and the Gironde

Schematic block diagram, not to scale: the top shows the relief and the front face a cross-section, coloured by soil and rock type.

  • In Saint-Estèphe, Quaternary terraces rest on Eocene and Oligocene marls and limestones, which come to the surface mainly in the west of the commune; the jalles and esteys that drain the land towards the Gironde have cut the terraces into gravel croupes.
  • On the croupes the soils are mainly sandy-gravel or clay-gravel; in the west, hard limestone is covered in places by sandy-gravel soils and thin rendzinas, and recent alluvium, the palus, lines the estuary.
  • In Margaux the gravel terraces lie on the left bank of the Gironde; the gravel is thickest at the summit of the croupes and rests on a Tertiary limestone or clay-marl terrace.
  • The climate is temperate and oceanic; the waters of the Atlantic and the Gironde regulate temperature.
  • The subsoil of Saint-Estèphe rests on a limestone base of Ludian (Tertiary) age.

Sources

Médoc: estuary, forest and gravel: The Gironde estuary and the ocean, The Landes forest, Gravel croupes by the river → Vineyards

The Gironde estuary, the Landes forest and gravel mounds give the Médoc its temperate, well-drained vineyards.

  • The Gironde estuary and the ocean

    Water on two sides moderates the climate: the estuary and the nearby Atlantic soften spring frost and summer extremes.

  • The Landes forest

    The pine forest to the west shelters the vineyards from Atlantic winds.

  • Gravel croupes by the river

    Gravel mounds near the estuary drain quickly and hold daytime warmth, helping Cabernet Sauvignon ripen.

Sources: Château Calon-Ségur — Unique terroir · Bordeaux Wines (CIVB)

Terroir at a glance

Climate
Temperate oceanic climate, moderated by the Atlantic and the Gironde

Tasting review

From the review saved in Maison Apéro for this wine and vintage.

Structured tasting profile

How to read this profile: each attribute is recorded as one level on a fixed scale, for example Acidity: Low · Medium− · Medium · Medium+ · High. Attributes without a saved level are left out; nothing is estimated.

Clarity
Clear
Intensity
Deep
Color
Purple
Aroma intensity
Pronounced
Development
Youthful
Sweetness
Dry
Acidity
Medium+
Tannin
High
Alcohol
High
Body
Full
Flavour intensity
Pronounced
Finish
Long
Quality
Outstanding
Readiness for drinking
Can drink, with potential
Primary

Black fruit, Red fruit, Spice, Mineral

Secondary

Oak

Quality markers

✓ Balance, ✓ Length, ✓ Intensity, ✓ Complexity

Up to 8 aromas across all three categories, with a target of 4–5 palate flavours. Only supported descriptors are listed; absences do not count as aromas. Red check counts are not scores.

Expert commentary

The 2020 vintage demonstrates remarkable purity and density, exhibiting rich cassis and blackberry fruit underpinned by Saint-Estèphe's trademark graphite edge. Muscular, finely sculpted tannins and brisk acidity support the generous alcohol, delivering exemplary focus and a sustained finish.

Serving and ageing guide

This wine is of outstanding quality, achieving remarkable balance between immense tannic power, ripe concentration, and energetic acidity. Aroma intensity on the nose is high, offering focused cassis, blackberry, cedar, and graphite. Flavour intensity on the palate is likewise high, aligning seamlessly with the nose as dense dark fruit fully absorbs the firm oak tannins and high alcohol, culminating in a persistent, complex finish. The wine can drink now but has potential for ageing. Although open and expressive after decanting, its dense structural framework will evolve positively over the next 20 to 30 years. Serve at 16–18°C, decanting for at least two hours if opening in youth. It makes an ideal partner for roasted venison, grilled ribeye steak with shallot reduction, or braised lamb shank.

Appearance

Phrases the assessment is based on

The wine is clear, deep purple in appearance.

Advanced analysis Grand

Nose

Tasting Review Example Réserve

Advanced analysis Grand

Palate

Tasting Review Example Réserve

Advanced analysis Grand

Quality

Tasting Review Example Réserve

Advanced analysis Grand

Readiness for drinking

Tasting Review Example Réserve

Advanced analysis Grand

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Maison Apéro uses a multi-stage validation process. This tasting review is data-driven reference information created from wine information and analytical signals. Actual aromas, flavours and condition may vary by bottle, storage, service and individual perception, so it is not a definitive assessment.

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