Plants for green roofs with a soil depth of 150mm.
Green roof minimum depth.
The most popular type of green roof sedum roofs are extensive green roofs that have a total depth of 3 to 8 inches.
So seize the opportunity to elevate your planting to a whole new level with our pick of plants for a soil depth of 50mm.
There are two types of green roof.
The schedule below outlines the maximum reimbursement rate for green roof projects.
They may include a granular drainage medium multi course or a synthetic drainage layer multi layer.
Careful plant selection and maintenance is needed to ensure annuals do not become weeds on a green roof.
Flat roofing solutions bauder flat roofs.
The initial expense of green rooftops often turns away prospective clients.
These generally require a 5 15cm 2 6in depth of growing medium that can consist mainly of lightweight inorganic materials such as perlite leca sand rockwool and crushed tiles or concrete.
Vegetables are the other main group of annual plants used on green roofs.
Tray systems are not a viable option for intensive roofs due to the weight.
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.
Green roof projects will undergo an advanced schematic 75 and 100 design review process with a two week review time for each phase.
These require irrigation and a substrate depth of at least 200 mm.
How to make a green roof for your bird table.
Types of green roofs.
Plants for green roofs with a soil depth of 100mm.
There are two types of green roof.
Some green roofs are constructed specifically to support sports turf.
Shallow ranging in depth from 2 cm 0 79 in to 12 7 cm 5 0 in.
They can support many different kinds of plants but they are heavier and require more maintenance.
Intensive green roofs weigh from 35 pounds to beyond 100 pounds per square foot when dry it is all a matter of the soil depth which is affected by the amount of mounding that is used.
Thicker with a minimum depth of 12 8 cm 5 0 in.
Therefor a significant amount of attention must be paid to the various.
The minimum project amount must be 50 000.
