The 19-hectare vineyard of Château Grand Pontet is planted to 70% Merlot, 17.5% Cabernet Franc, 5% Cabernet Sauvignon. Located right off the main road that runs in and out of the Saint Emilion village, the vineyard is planted in 1 large block of vines. The terroir is thin clay and sand over limestone soils. The vines are planted to a density that runs from 5,500 to 8,000 vines per hectare. The vines are old averaging close to 40 years of age.
To produce the wine of Château Grand Pontet, vinification of Château Grand Pontet takes place in small, temperature-controlled, stainless steel vats that range in size. The smallest vat is 27 hectoliters. The tanks increase in size from that point up to 100 hectoliter tanks. Malolactic fermentation takes place in a combination of barrel and tank. The wine of Château Grand Pontet is aged in 80% new, French oak barrels for between 12 to 18 months. The amount of age and percentage of new oak varies, depending on the vintage conditions and characteristics.