Château Lacoste
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Château Lacoste, located in Puisseguin, is owned by Grégoire Sublett. Its 7.44-hectare vineyard, south-facing on clay and tuff limestone soils, is planted with Merlot and Cabernet Franc, producing wines under the Puisseguin Saint-Émilion appellation.

Identity
Château Lacoste is located in Puisseguin, in the Gironde. It is owned by Grégoire Sublett.
History and philosophy
The estate is an integral part of the Puisseguin viticultural landscape. Its philosophy focuses on showcasing the local terroir through its wines.
Appellations
Château Lacoste produces wines in the Puisseguin Saint-Émilion appellation.
Practical information
Château Lacoste is located at 12 Lieu-dit Roques, 33570 Puisseguin.
The estate can be contacted by telephone on +33 (0)5 57 74 69 56 or by email at contact@chateau-de-roques.fr.
Cellar-door sales are available. The estate welcomes visitors all year round, Monday to Friday from 9:00 am to 4:30 pm. Visits and tastings are also available by appointment on weekends and bank holidays. French and English are spoken.
Find out more
Frequently asked questions
- Where is Château Lacoste located and who is the owner?
- Château Lacoste is situated in the commune of Puisseguin, in the Gironde. This winegrowing estate is owned by Grégoire Sublett. It is located on the same limestone plateau as the Saint-Émilion terroir, overlooking the Dordogne valley. The estate is an integral part of the Puisseguin wine landscape and covers 7.44 hectares. You can visit it at 12 Lieu-dit Roques, 33570 Puisseguin.
- What are the terroir characteristics and grape varieties of Château Lacoste?
- The Château Lacoste vineyard benefits from south-facing hillside parcels. The clay soils rest on a subsoil of tuff, a light and soft limestone rock. This distinctive soil composition contributes to the uniqueness of the wines. The grape varieties are dominated by Merlot, accounting for 80% of the vines, complemented by 20% Cabernet Franc, both typical varieties of the region.
- What certifications does Château Lacoste hold?
- Château Lacoste is a certified organic estate. This certification demonstrates the commitment of owner Grégoire Sublett to environmentally friendly practices and the expression of the terroir. Vinification follows traditional methods, aligning with this philosophy of producing high-quality wines while respecting the vineyard's ecosystem.
- Is it possible to visit Château Lacoste and taste its wines?
- Yes, Château Lacoste welcomes visitors all year round, Monday to Friday, from 9:00 am to 4:30 pm. On weekends and bank holidays, tours and tastings are available by appointment. Direct cellar-door sales are also available. The team welcomes guests in both French and English. For any enquiries or bookings, you can contact the estate by phone at +33 (0)5 57 74 69 56 or by email at contact@chateau-de-roques.fr.
The vineyard (terroir)
The Château Lacoste vineyard covers an area of 7.44 hectares. The south-facing parcels are situated on hillsides. The soils are clay-based, resting on a subsoil of tuff—a light, soft limestone rock. Facing the Dordogne valley, the vineyard lies on the same limestone plateau that characterises the Saint-Émilion terroir. The grape varieties planted are 80% Merlot and 20% Cabernet Franc.
Signature cuvées
The wines of Château Lacoste are distinguished by traditional vinification. They are typically paired with dishes such as red meats and cheeses.
Vinification and ageing
Vinification at Château Lacoste follows traditional methods.
- Appellation
- Puisseguin-Saint-Émilion
- Commune
- Puisseguin
- Wine region
- Libournais
- Owner
- Grégoire Sublett
- Surface area
- 7.44 ha
- Certifications
- Bio
- Grape varieties
- Merlot 80%, Cabernet Franc 20%
Practical information
- Address
- 12 Lieu-dit Roques, 33570 Puisseguin
- Phone
- 05 57 74 69 56
- Contact form
- Contact the estate
- Visits
- Toute l'année. Du lundi au vendredi de 9h à 16h30. Sur rendez-vous le week-end et jours fériés.
