Extensive Green Roof V Intensive Green Roof

A semi intensive green roof can give rise to a richer ecology with more diverse plant and animal species.

Extensive green roof v intensive green roof.

Almost always used for new construction intensive green roofs can be anything from a public garden to an entire park as is the case with the world s largest green roof millennium park in chicago which is 24 5 acres of landscaping on top of two subterranean parking garages. Intensive vs extensive a green roof comes in two varieties. An extensive green roof is characterized by a thinner layer of soil and smaller plants. 15 to 50 per square foot.

Planted roofs create living space for animal species. There are two ways of planting a roof. It also allows for a formal garden to be installed with paths grass lawn and flowers or pot plants. The green roof as a habitat.

For a conventional roof. 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. The plants that are mostly used on extensively planted roofs include grasses mosses herbs and. Intensive includes a thick layer of soil that can support large vegetation such as small trees.

The distinction is based on the kind of plant involved. 8 to 20 per square foot. These systems range in thickness from 2 6 94 and weigh approximately 15 30lbs per sq ft.