Climate clearly plays a major role in choosing the best plants for a green roof.
Intensive green roof examples.
The plants chosen must be appropriate for the roof type extensive intensive or semi intensive.
This system is able to retain more stormwater than an extensive system and.
The several layers that make up a green roof filter the water and remove pollutants before sending the water to a downspout and eventually back to rivers and streams.
The incredible set up of this green roof supports flora ranging from wetland.
As a roof type that requires frequent maintenance intensive systems can be thought of as gardens on a roof in contrast with an extensive green roof there are almost unlimited possibilities.
This system requires some maintenance from time to time these green roof systems lie between the extensive and the intensive and usually include a mix of plant types.
Plants for green roofs.
Along with the makeup and depth of the growing medium selecting the right plants is crucial to the success of a green roof.
Green roofs can absorb as much as 90 of the rain that falls on them.
Semi intensive green roof a semi intensive green roof system is characterized by small herbaceous plants ground covers grasses and small shrubs requiring moderate maintenance and occasional irrigation a typical growing medium depth for a semi intensive green roof is 6 to 12 inches.
The intensive portion features a 2 10 inch drainage layer and a 2 5 to 8 inch growing media layer exhibits diverse examples of habitats.
Apart from the effective intensive green roof weight depth and thickness there are also a number of benefits that apply to the overall green roof concept.
Intensive green roof systems the advantages.
Semi intensive green roofs.