Ancient Rome and wine Gaul. The Romans established lucrative trading relations with local tribes of Gaul, despite their potential to produce wine of their own. The Gallic tribes paid high prices for Roman wine, with a single amphora worth the value of a slave. From the Mediterranean coast, the Romans pushed further up the Rhone Valley, to areas where olives and figs were unable to grow but where oak trees were still found. As a result of their experience in what is now northeastern Italy, the Romans knew that regions where "Quercus ilex" were found had climates sufficiently warm enough to allow the full
Ancient Rome and wine Romans brought with them a taste for wine and the impetus to plant vines. Trade was the first and farthest-reaching arm of their influence, and Roman wine merchants were eager to trade with enemy and ally alike—from the Carthaginians and peoples of southern Spain to the Celtic tribes in Gaul and Germanic tribes of the Rhine and Danube. During the Gallic Wars, when Julius Caesar brought his troops to Cabyllona in 59 BC, he found two Roman wine merchants already established in business trading with the local tribes. In places like Bordeaux, Trier and Colchester where Roman garrisons were established,