Green Roof Substrate Diy

Growing substrates for green roofs are typically composed of a mix of inorganic mineral and organic components.

Green roof substrate diy.

September 2018 in problem solving. This online guide is designed to meet the needs of diy enthusiasts looking to put a green roof on a shed or outhouse builders and landscaper contractors who want to build green roofs. It s 2x1m with a 10cm depth and it s sloped so drainage won t be an issue. Build a living roof green roof.

In addition the system uses clay to bind nutrients a buffering agent to reduce the impact of acid rain and a disease. I liked the idea of having a bit more greenery in the property we live. An extensive substrate soil is then poured over the vegetation mat. Diy green roof substrate.

The first layer should consist of a water and root proof membrane. Hi all i m looking for some advice on making my own substrate for a green roof please. While redeveloping our house we decided to install a living roof on our kitchen roof why you ask. Spreading substrate soil for green roof.

Finally unroll the sedum blanket and cut the pieces to size taking care not to overstretch it. That original information has been taken and updated new and redrawn diagrams made and multi media items added. Substrate for green roofs. The substrate contains many organic elements needed in ecological cycles.

A 40 litre sack of substrate mix will cover an area of 1 square metre at 40mm deep. A single sheet can be used to cover the whole area and keep the water and roots from reaching the roof. Make a normal flat or sloped roof into a beautiful living garden. Once the green roof structure has been built adding the drainage and plants is easy.

Whether you re choosing to go with an extensive or intensive treatment the primary layers of the green roof will remain the same. This is the ideal depth for an extensive green roof. This website based guide builds on the material and information in our original pdf the diy guide to green living roofs which we published in 2008. The growing substrate supplies water and nutrients to plant roots ensures gas exchange at the roots and provides anchorage to support plants.

Simply cut the three layered drainage provided and fit it to size add a 30mm layer of substrate over the top and rake it until smooth. They can include scoria ash pumice sand coir pine bark porous chemically inertfoams and even recycled materials such as crushed bricks and roof tiles.