Green Roof Soil Mix Diy

This green roof can be described as a combination of an extensive and intensive roof and therefore is also called a hybrid roof.

Green roof soil mix diy.

In our most recent green roof installation we used gaia soil for green roofs a locally produced lightweight 10 lbs cu. The green roof manufacturers should fully understand the various needs and specifications of the green roof medium. A good green roof medium is made up of a well developed soil blends. A well designed green roof with proper drainage and water proofing will provide the expected results.

All in one proprietary green roof soil systems. Shire green roof substrates ltd in recent years shire green roof substrates ltd has developed a series of substrates for green roofs. Put large gravel or pebbles around the edge of the roof in the space you ve left this is. The mix that is available to me so far can consist of hydroton leca expanded clay 40 perlite 40 and miracle gro potting m.

There are many proprietary substrate mixes for green roofs often calibrated to the type of roof and location. Saturated substrate made from expanded polystyrene modified to improve water holding and cation exchange capacities clay and finshed compost. Roll out the moisture blanket keeping a 6 8 space around all of the edges i have read you can use old towels cloths sacks to achieve the same effect basically this is to get damp and stay damp 2. These substrates are blended using a mix of recycled materials to provide both an intensive green roof soil and an extensive green roof soil mix.

Extensive or intensive single layer or multilayer soil or bulk material a green roof s substrate is subject to exacting specifications by fll. Soil for green roofs has to have certain characteristics. Put another layer of small stones over the moisture blanket 3. Shire green roof substrates ltd green roof soils substrates.

I am sure someone here will help me iron out the bugs in my green roof soil mix. I am planting sedums in 21 x11 x3 deep plastic nursery flats on my roof. It also needs to have some nutrient value because most green roofs are built and then forgotten about. Now onto the soil and compost goodness.

Are free draining are lightweight thus reducing the load on roofs. They usually combine a lightweight aggregate material with organic matter. It must be light weight have good water retention and also good drainage.