Green Roof Intensive Vs Extensive

There are two different types of green roof systems.

Green roof intensive vs extensive. Extensive systems are simpler and lighter weight than intensive systems. Typically these roofs will have more soil and some small shrubs as well as the low growing wildflowers and sedums found on an extensive roof. Extensive green roof an extensive green roof system is characterized of its vegetation ranging from sedums to small grasses herbs and flowering herbaceous plants which need little maintenance and no permanent irrigation system the growing medium depth for an extensive green roof system is typically 6 inches or less. Due to their light weight and low profile they require less structural support and can be used on roofs with a slope of 30 b0 and higher.

Intensive includes a thick layer of soil that can support large vegetation such as small trees. Extensive green roof systems. These systems range in thickness from 2 6 94 and weigh approximately 15 30lbs per sq ft. There are two ways of planting a roof.

Intensive vs extensive a green roof comes in two varieties. Nature relaxes promoting psychological well being. These systems are ideal for efficient stormwater. These roofs differ from each other in the thickness of the structure its weight and the amount of maintenance that the plants require.

Whatever your green roof entails we can make it viable. In addition to the mosses grasses and sedum of extensive roofs semi intensive plantings include herbs flowering plants taller grasses and small shrubs. It also allows for a formal garden to be installed with paths grass lawn and flowers or pot plants. Extensive green roofs.

An extensive green roof can reduce sound from outside by 40 decibels while an intensive roof can reduce sound by 46 50 decibels peck et al. They require a higher level of maintenance compared to extensive roofs due to the vegetation and substrates used. Semi intensive green roofs require a deeper soil layer but the payoff is in the types of plantings that can be used. The distinction is based on the kind of plant involved.

An extensive green roof is characterized by a thinner layer of soil and smaller plants. Our semi intensive green roofs have the ability to use of a wider range of complex plant mixtures and small shrubs due the deeper nutrient rich growing medium used in their construction. A semi intensive green roof can give rise to a richer ecology with more diverse plant and animal species. The plants that are mostly used on extensively planted roofs include grasses mosses herbs and succulents.