Maintenance costs of different types of urban green space vegetation.

Maintenance includes regular cutting of woody vegetation, mowing of meadows in summer and late winter, and removal of plant material. Costs are the costs for maintenance of woody green space before conversion (five years average) and average (± SE) annual costs for maintenance of flower meadows in five municipalities belonging to the city of Riedstadt. The years in brackets indicate the years for which information on the maintenance of the meadows has been available since the meadows were established.