Reconstruction of Urban Wilderness Habitats Based on Vegetation Rewilding: Taking Wildflower Meadows as an Example
Jia Yuan, Fengyi YOU, Chun‐Li Hou, Huajie Ou, Yuan Yin
Abstract
Fragments of wilderness dominated by natural succession exist in urban environments, and play a critical role in protecting biodiversity, supporting urban ecological processes, and connecting human beings with nature. Urban vegetation rewilding is a key approach to restricting urban wilderness by restoring the species composition, community structure and functions, eventually towards a self-maintained vegetation community. This paper, taking wildflower meadows as a reference, establishes a technical framework of urban vegetation rewilding by leveraging ecological flows and adopting quasi-nature design with minimum interventions. The framework covers 5 aspects, namely self-design, micro-topographic design, quasinature design, collaborative symbiosis design between plant community and keystone animal species, and design with natural materials. Studying the green space along the northwest lakeside of the Shuangguihu National Wetland Park in Liangping District, Chongqing, this paper provides a scientific guidance and technical paradigm for vegetation rewilding and urban wilderness restoration in the complex context of natural–artificial urban landscapes.