Small landownership had an outstanding role in determining the process of viticultural specialization that some well-defined territories known as “comarcas” experienced in eighteenth and nineteenth-century Catalonia. The net product these small landholdings yielded was not enough to safeguard the reproduction of the peasant family units closely linked to those small areas devoted to vineyards. It is for this reason that this article analyzes the different strategies these families developed in order to guarantee their reproduction, either as consumption or production units.