Green Roof Factors

Materials there are several factors to consider when discussing the design and construction of a green roof.

Green roof factors.

Intensive roofs which are thicker with a minimum depth of 12 8 cm 5 1 16 in and can support a wider variety of plants but are heavier and require more maintenance and extensive roofs which are shallow ranging in depth from 2 cm 13 16 in to 12 7 cm 5 in lighter than intensive green roofs and require minimal maintenance. Biodiversity is also closely tied to everything from water management to insulation. Plants such as wooly thymes or dwarf spruces are excellent choices when it comes to green roof planting. 2 thermal performance best practice calls for at least two layers of insulation.

Always ask a manufacturer or installer to provide you with the maximum saturated weight of the total green roof system. Having these plants for your roof will ensure your plants will continue to thrive even without your everyday attention. 3 roof surface the roof. The bottom layer can be fastened or.

Vegetative roof weights can range from 16 to 60 pounds per square foot depending on the depth of the growth medium types of plantings and accumulated weight of other additions such as pavers or water features. There are two types of green roof. Low maintenance plants and dwarf shrubs are the best plants to plant atop your green roof. A general understanding of the bioregion species requirements and planting can help inform clients which system makes the most sense.

When choosing materials for the roof it is important to choose native plants that naturally populate the local climate zone.