Bremen, Germany
City population: 536227
Duration: 2007 – 2007
Implementation status: Completed
Scale: Sub-microscale: Street scale (including buildings)
Project area: unknown
Type of area: Other
Last updated: October 2021

The project of building 100 butterfly booths in different locations of the city developed by BUND Bremen in cooperation with the Botanical Garden, Stadtgrün Bremen and implemented jointly with the citizens. The project additionally involved plantings of flowers and educational activities. It aimed at increasing biodiversity, increasing the protection of the endangered butterfly species as well as providing care instructions for the care of butterflies for the residents of Bremen (Ref. 2, 3).


Nature-based solution

  • Parks and urban forests
  • Pocket parks/neighbourhood green spaces

Key challenges

  • Green space, habitats and biodiversity (SDG 15)
  • Habitat and biodiversity conservation
  • Green space creation and/or management
  • Inclusive and effective governance (SDG 16)
  • Inclusive governance
  • Social justice, cohesion and equity (SDG 10)
  • Environmental education
  • Cultural heritage and cultural diversity
  • Preservation of natural heritage


Maintenance and management of urban nature

Project objectives

Goals of the intervention: 1) Providing additional urban habitat for the butterflies; 2) Flower plantings around different spots in the city that will serve as both food for butterflies and provide aesthetic values; 3) Educating the local population about butterflies and their habitat; 4) Increasing biodiversity; 5) Providing care instructions for the care of butterflies. Increased protection of the endangered species (Ref. 2, 3).

Implementation activities

With the help of different societal actors placing butterfly booths in public parks, kindergartens, schools and private gardens; Developing a detailed brochure for the citizens with information on butterflies in the city and possible caretaking measures; Brings caterpillars of "nurturing" species into kindergartens and schools for the educational purposes; The project additionally involves plantings of flowers and educational activities (Ref. 3).

Biodiversity conservation or restoration-focused activities

Biodiversity conservation:

  • Protect and enhance urban habitats
  • Create new habitats
  • Protect species
  • Undertake specific measures to protect species
  • Undertake specific measures to protect valued species
  • Means for conservation governance
  • Raise public awareness
  • Public engagement

Main beneficiaries

  • Citizens or community groups


Management set-up

  • Co-governance with government and non-government actors

Type of initiating organisation

  • Non-government organisation/civil society

Participatory approaches/ community involvement

  • Co-planning
  • Dissemination of information and education
  • Joint implementation (e.g. tree planting)
  • Co-management/Joint management

Details on the roles of the organisations involved in the project

The project was developed by the BUND Bremen in cooperation with the Botanical Garden and Stadtgrün Bremen. It is implemented with the help of the citizens (Ref. 2).

Project implemented in response to ...

... an EU policy or strategy? Unknown
... a national policy or strategy? Unknown
... a local policy or strategy? Yes (The project falls under the city program "Environmental and nature conservation projects" and is supported by it (Ref. 1).)


Total cost


Source(s) of funding

  • Public local authority budget
  • Funds provided by non-governmental organization (NGO)

Type of funding

  • Direct funding or subsidy
  • Donations

Non-financial contribution

Type of non-financial contribution
  • Provision of land
  • Provision of goods
  • Provision of labour
Who provided the non-financial contribution?
  • Public authorities (e.g. land, utility services)
  • Citizens (e.g. volunteering)

Impacts and Monitoring

Environmental impacts

  • Green space and habitat
  • Increased green space area
  • Increased conservation or restoration of ecosystems
  • Reduced biodiversity loss

Economic impacts

  • Unknown

Socio-cultural impacts

  • Social justice and cohesion
  • Improved access to urban green space
  • Increased involvement of locals in the management of green spaces
  • Education
  • Increased knowledge of locals about local nature
  • Increased awareness of NBS and their benefits

Type of reported impacts

Achieved impacts

Presence of formal monitoring system


Presence of indicators used in reporting

No evidence in public records

Presence of monitoring/ evaluation reports

No evidence in public records

Availability of a web-based monitoring tool

No evidence in public records