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Evaluating Spherical Trees in the Urban Environment in Budapest (Hungary)
Krisztina Szabó1, Eszter Tőke2, Attila Gergely3
1Department of Garden and Open Space Design, Institute of Landscape Architecture, Urban Planning and Garden Art, Hungarian University of Agriculture and Life Sciences, 1118 Budapest, Hungary.
Plants (Basel, Switzerland)
|January 25, 2025
Summary
Urban trees in Budapest are crucial for city ecosystems. This study identifies the best spherical tree species for limited urban spaces, considering health and environmental factors for future suitability.
Area of Science:
- Urban Forestry
- Horticulture
- Ecology
Background:
- Increasing urbanization leads to reduced space for trees in cities like Budapest.
- Environmental conditions are deteriorating, challenging tree survival and health.
- Healthy urban trees provide essential ecosystem services.
Purpose of the Study:
- To evaluate urban specimens of spherical tree species in Budapest's public plantations.
- To identify suitable tree species for restricted urban habitats with limited space.
- To assess species based on age, health, wood type, crown size, and shade projection.
Main Methods:
- Analysis of 4676 spherical-crowned tree specimens from Budapest's cadastral records.
- Evaluation of eight specific globular-crowned species: Acer platanoides 'Globosum', Catalpa bignonioides 'Nana', Celtis occidentalis 'Globosa', Fraxinus excelsior 'Nana', Fraxinus ornus 'Mecsek', Platanus × hispanica 'Alphen's Globe', Prunus × eminens 'Umbraculifera', and Robinia pseudoacacia 'Umbraculifera'.
- Assessment criteria included age, health, wood type, crown dimensions, and shade projection.
Main Results:
- Identified eight key spherical tree species suitable for urban planting in Budapest.
- Data collected on the health, size, and shade characteristics of these urban trees.
- Provided a basis for selecting future-proof tree species for dense urban environments.
Conclusions:
- Spherical tree species offer a viable solution for greening dense urban areas.
- The study provides crucial data for selecting appropriate tree species for Budapest's future urban landscape.
- Informed selection of urban trees can enhance ecosystem services and city resilience.
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