Source: Winemaker,

Chateau du Tertre (Margaux AOC): This Classified Growth in 1855 is the first label of Chateau du Tertre. It is of great sweetness and flavour. Silky and freshness are combined in this flask to bring you the elegance expected of a great Margaux wine. The aging potential of this great wine is between 8 and 20 years or even more for the most exceptional vintages.

The vineyard:
Soil: Perfectly drained gravelly knolls from 3 to 5 m
Planted area: 52 ha
Grape varieties: 43 % Cabernet Sauvignon - 33 % Merlot - 19 % Cabernet Franc ? 5 % Petit Verdot
Age of vines: Old vines planted between 1961 and 1965
Density: 6 500 a 9 100 stocks /ha
Vineyard management: regular soil working, traditional thinning and manual leaf removal (18 ha grown in biodynamic)
Pruning: Double Guyot
Harvest: Hand-picked followed by hand
sorting ? Optical sorting
Average yield: 35 a 45 hL/ha

The vinification:
Tanks: Concrete, wood and stainless steel
Temperature management: Thermoregulation
Pumping over: varies according to the lots
Temperature during the alcoholic fermentation: 25?C
Vatting time: 18 to 28 days
Pressing: horizontal pneumatic
Average alcohol content: from 13 % to 13,5 % of alc./vol.
Selection : plot by plot management according to the ages of the vines and the different terroirs

Ageing:
Type of barrels: 100 % French oak barrels(fine grain and medium toast)
Age of barrels: 45% new oak , 55% oak of 1 wine
Ageing time: 15 to 17 months
Racking: Every 5 months with candle
Fining: Egg white albumen