Study: Implementing green roofs and walls

A significant new study, “Implementing green roofs and walls – Lessons from European experiences”, has been published by the Publications Office of the European Union. This 2026 report provides a comprehensive overview of the challenges and successes encountered across Europe when integrating living systems into urban infrastructure.

For policymakers and urban planners, this document serves as a strategic guide for scaling up nature-based solutions. It highlights that the successful expansion of green roofs and walls is essential for meeting EU climate adaptation goals and improving urban biodiversity. For the nursery sector, this publication underscores the growing demand for specialized plant material and the expertise required to maintain high-functioning green infrastructure.

Key areas covered:

• Technical Guidance: Addressing the complexities of maintaining living systems in diverse urban climates.
• Best Practices: Insights into successful European projects and the technical lessons learned during their implementation.
• Policy Support: How local and European policies can better support the rollout of green walls and roofs.