5 Dendrological Diversity in Santa Marina Holiday Village
Silva Balcanica, 19(1)/2018 DENDROLOGICAL DIVERSITY IN SANTA MARINA HOLIDAY VILLAGE - SOZOPOL AS AN EXAMPLE OF CONTEMPORARY LANDSCAPE DESIGN TRENDS IN BULGARIA Svetlana Anisimova Faculty of Ecology and Landscape Architecture, University of Forestry – Sofia Abstract The paper presents dendrofloral characteristics of Santa Marina Holiday Village, situated on the Southern Bulgarian Black Sea coast. The systematic structure and species composition of woody ornamentals, the absolute and relative quantitative participation of each species were analyzed. A total number of 227 woody species, 315 species and intraspecific taxa, respectively of 110 genera, belonging to 54 families, were recorded. Furthermore, 44.4% of the families were represented by only one species. The results indicate a significant tree and shrub diversity, competitive with the one displayed in some Bulgarian historical parks famous for their dendrological collections. Some of them have been rarely cultivated in the green spaces in Bulgaria so far. A trend of a large scale use of alien species and cultivars was established. Consequently, the participation of autochthonous species is insignificant (5.9%). A relatively high percentage of coniferous and evergreen woody species provides the constant ornamental effect of the holiday village green spaces. Key words: urban green spaces, alien species, woody ornamentals, landscape planning INTRODUCTION The ornamental tree and shrub vegetation plays a leading role in the landscape design, creating the volume-spatial composition and enhancing environmental aesthetics and expressiveness. All ecosystem services provided by woody species depend on their adaptability to extreme environmental conditions (Chen, Jim 2008). In recent years, the diversity of ornamental tree and shrub species and cultivated varieties has grown considerably (Knapp, 2010; Chalker-Scott 2015; Sjöman et al., 2016.).
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