Lightweight Soil For Roof Gardens

Rooflite extensive the ideal growth medium for extensive green roof systems with hardy and drought tolerant vegetation.

Lightweight soil for roof gardens.

Criteria for growing media for roof top gardening. Supports growth of ground covers perennials ornamental grasses shrubs trees. There have some other factors to be considered. An ideal rooflite soil for intensive green roofs rooftop gardens container gardens planters.

Soil mix for your rooftop garden must be lighter than a regular soil mix but only lightweight soil can t solve all the issues. Lightweight soil is a blend of screened sandy loam 40 coir 20 pas100 green compost 20 and leca 4 10mm 20. These materials are available throughout the west coast of north america. These aggregates make a good basis for a growing medium.

We designed around the weight restrictions by using lightweight potting soil and putting a false bottom inside the planters to reduce total soil volume. Fourth keep in mind that your rooftop garden will be considerably windier than a normal garden. Unless you have a lot of space to create your own compost system a lightweight soil specifically made for green roofs is ideal. Rooflite offers a full line of lightweight soil products meticulously engineered for a diverse range of green roof applications and designed to optimize green roof performance.

The loam complies with bs 3882 2007 and is screened to 10mm. Use lightweight potting soil rather than garden dirt. Lightweight volcanic aggregate such as pumice or lava. The high proportion of leca light expanded clay aggregate reduces density and enhances drainage characteristics.

Amber freda home garden design. You will need to incorporate windbreaks into your rooftop garden design. Use styrofoam peanuts for drainage rather than rocks or pottery shards. Specially made rooftop garden soil generally contains a highly engineered blend of minerals and organic matter that is genetically designed to be lightweight retain water and ensure proper drainage.

For the best green roof medium the growing media should contain the following. Dry and saturated weights of growing medium components. This 6th floor pre war rooftop garden had weight restrictions of 35 pounds per square foot. In terms of handling and for practical reasons soil alone or topsoil for roof gardening can be difficult to work with in comparison to.

Can be used in combination with rooflite intensive base and rooflite drain to provide deeper root space.