A green roof is an additional roof system on top of an existing roof made up of a layer of planted vegetation.
Intensive extensive green roof systems.
A typical growing medium depth of an intensive green roof is 6 inches or more.
Intensive green roofs offer a great potential for design and biodiversity.
Extensive green roofs.
The growing medium depth for an extensive green roof system is typically 6 inches or less.
Intensive green roof garden roof roof garden an intensive green roof system is characterized by its variety of vegetation ranging from herbaceous plants to small trees with professionel maintenance and advanced green roof irrigation systems.
These are covered with low growing plants such as evergreen sedums.
There are two main forms of green roofs intensive and extensive.
Intensive roofs take more time to manage as they can hold up to 150 pounds of vegetation per square foot.
Blackdown green roofs are available in three broad application categories including extensive biodiverse and intensive and offer engineered living roof systems which are fully compatible with alumasc roofing system s warranted waterproofing ranges.
To start with take a look at the most simple family 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.
Contact adrian culling at info alumasc exteriors co uk and 03335 771 500.
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 planting medium in extensive green roofs ranges from 1 6 to 6 inches deep and while deeper systems have been installed they are not favored as much as the shallower systems drought tolerant sedums succulent plants and grasses are the typical plants used since they are shallow rooted and use little water plant diversity on these roofs is kept low to simplify care and to be sure all plants have similar moisture requirements.