 Peat Bogs in the commune were used particularly to supply several cognac distilleries in "Aigrefeuille" as wood, which was usually used in the "roasters", had become a rare commodity in "Aunis".At the beginning of the Second Empire, "Aigrefeuille" had 1,664 inhabitants – it had increased its population by more than one sixth since the beginning of the century when the town had 1,367 inhabitants.Meanwhile, the town recorded its first peak of population with 1,720 inhabitants recorded in 1836.