Green Roof Soil Types

Disadvantages are the lack of nutrients and potential to become eroded by windy conditions or flooding.

Green roof soil types. These need to be accessible gardens for maintenance and can even be used as a recreation space. There are three basic types of green roof. Green roof types green roofs can serve a variety of different purposes and can support a wide variety of vegetative and plant life ranging from grasses to flowers to trees. When designing a green roof there are several factors to take into consideration.

This is because they provide ecological benefits aesthetic value and creative urban architecture. There are two types of green roof. Intensive thick extensive thin and semi extensive somewhere in between. Green roof growing media is an integral part of a functioning.

Semi intensive green roofs require a deeper soil layer but the payoff is in the types of plantings that can be used. In addition to the mosses grasses and sedum of extensive roofs semi intensive plantings include herbs flowering plants taller grasses and small shrubs. Each type of plant will require different growing medium maintenance and local conditions to sustainable growth. Consists of a thick layer of soil 50 200mm in which a variety of grasses herbs flowers and shrubs can grow.

Green roofs or living roofs have become popular over the years. Recently it was thought that the best soils for green roofs were engineered soils or pasteurized peat based soilless media with little emphasis on adapting it to local needs.