The principal functions of ancient and medieval cities were dwelling, manufacture, fortification and seat governance. Green areas at the city territory have served aesthetic recreation and social functions above all. Cultivation of fruit trees vegetables and medical plants were rare inside city areas. Predominantly were grown in rural country out of city territory. Industrial revolution has open cities for allocation of mainly small form agriculture activities. There were production gardens at residential houses, vineyards, fruit orchards and allotment gardens. Successive city area enhancing, much agriculture land remain at the internal urban structure e.g. pasture, arable land, vineyards and fruit orchard. As in rural country, at city territory has had agriculture land use areas also specific historical development and background. It has marks of historical agriculture structure and also current progressive technology ones. There are reasons, when urban agriculture areas have been obtained high international recognition and authority, create substantial content of European project COST Action TD 1106 Urban Agriculture Europe (2012 – 2016), where is participating Slovak University of Agriculture in Nitra as well.