In cities the significant percentage of green area takes lawns. They have the decorative function and on burglar yards, in some parks and the places of parties make up for children the house gardens and rest of adapt [Haber 2005]. Usually grasses' monoculture was aimed to creation of ideal being lawn, his maintenance requires frequent hair-cutting, fertilization, watering, rolling. This attracts bring about costs and a lot of time absorbs. The studies were undertaken differentiation of the plants in spontaneously setting-up lawns. Meanwhile with natural point of sight, the green grass, levels the state almost the desert. For insects' majority and it does not represent birds no value, it does not deliver food and animal asylum. Small financial intended on nurturing these terrains in many cities centers cause, that they become terrains about large plants differentiation. Many of them have valuable species for insects (nectariferous, polleniferous). In work author taken attempt at defining management principle the test of qualification of general principles what working to undertake to contribute biodiversity in green areas.

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