Intensive Versus Extensive Roof Garden

Intensive gardens are heavier and more expensive.

Intensive versus extensive roof garden.

The landscape possibilities with an intensive garden roof assembly are virtually limitless. Intensive includes a thick layer of soil that can support large vegetation such as small trees. Another term for these green roofs is rooftop garden intensive green roofs require more maintenance because of the plant varieties they will support. It also allows for a formal garden to be installed with paths grass lawn and flowers or pot plants.

1 extensive vegetative roofs which are 6 inches or shallower and are frequently designed to satisfy specific engineering and performance goals and 2 intensive vegetative roofs which may become quite deep and merge into more familiar on structure plaza landscapes with promenades lawn large perennial plants and trees. If you increase that planting depth by a foot or two though a whole new realm of possibility opens up. Vegetative roofs are divided into two categories. Extensive roof gardens are lighter cheaper and shallower.

The plants that are mostly used on extensively planted roofs include grasses mosses herbs and succulents. Their depth can range up to 2 feet or more depending on the weight constraints of the roof. An intensive assembly follows the same design concept as an extensive assembly. This deeper soil allows intensive roofs to accommodate large plants and dramatic plant groupings.

The intensive green roof uses planting mediums that have greater depth than the extensive green roof. Intensive planting there are two ways of planting a roof. A semi intensive green roof can give rise to a richer ecology with more diverse plant and animal species. For existing homes glazer recommends the extensive roof garden.

Intensive garden roof assembly. Intended for recreational sporting and leisure purposes they are often indistinguishable from at grade landscapes. Intensive green roofs. The distinction is based on the kind of plant involved.

Intensive vs extensive a green roof comes in two varieties. Green roofs with more than 6 inches of media are considered intensive. There are two general types of green roofs. Intensive systems allow the designer to create a park like setting so they are the best option for roof gardens that will be occupied.

An extensive green roof is characterized by a thinner layer of soil and smaller plants. 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. Typically extensive green roofs strive for environmental benefits cooling and stormwater management prime among them over human amenity space.