Aesthetic functions of greenery in urban public space are examined using examples of cities in Slovakia, focusing on periods of changes of aesthetic principles. Greenery, tree alleys and public parks notably enter urban public space in the 19th century, with application of contemporary aesthetic principles. During the 20th century, bio-ecological values of vegetation rather than aesthetic functions move to the centre of interest. Today, lack of maintenance and conceptual planning are often reflected in poor aesthetic appeal of greenery.
The work concerns city parks in Poznan and their importance in the structure and landscape of the city. The research included 38 park objects of various origin , size and nature . There were evaluated the uniformity of parks’ distribution within the agglomeration, the shape of the outline of the plan ( the nature of the border line) and their surroundings.
The article focuses on the beneficial effects of revitalisation processes and their impact on public green areas, creation of spatial order and upholding the tradition of the place. Selected examples presented effects of the revitalization of parks in the towns of various kinds: industrial (Skawina) and resort spa (Szczawnica), paying attention to the positive outcomes of this process. Additionally, we analyzed the history of the parks and the process of adapting their functions to modern social needs.