Extensive Roof Garden Plants

A 10 4 acre extensive green roof in dearborn mich.

Extensive roof garden plants. When designing a functional and or designed extensive vegetative green roof the best types of plants are those that have a keen attribute to thrive in drought like conditions. The extensive green roof. At the ford motor co. The soil will be up to a foot deep and not require irrigation.

Depending on the source you look at these roofs may add 10 to 35 pounds per square foot to a roof s load. It also allows for a formal garden to be installed with paths grass lawn and flowers or pot plants. Extensive roofs are typically lightweight and can be installed over a variety of structures including metal roof decks. Given those advantages only the extensive green roof will be discussed here.

A variation of the extensive green roof is called semi extensive. Plant mixes are usually made up of hardy succulents that can thrive in a thin 4 or 6 inch growing medium profile with limited care and maintenance. An extensive garden roof assembly can be applied to flat roofs and sloping roofs with a pitch of up to 12 12 or 45 provided the appropriate measures are taken to cope with the shear forces and soil retention. A semi intensive green roof can give rise to a richer ecology with more diverse plant and animal species.

You can get a wider variety of plants suited to the conditions offered by this option.