Green Roof Soil For Sedums

It has been a pleasure to get to know and work with teresa and roxanne at roof top sedums on a green roof project at iowa state university.

Green roof soil for sedums.

This is also why sedums are so suitable as green roof vegetation especially on extensive living roofs. Slopes greater than 30 degrees are generally unsuitable for green roofs. Sedum has very shallow roots a key requirement for an extensive green roof considering the modest depth of the substrate layer. Due to the shallow soil bed consistent across the entire roof six inches in depth we were restricted to using perennials small grasses and ground covers.

Sedum can withstand drought for example in very hot summers. The simplest most affordable and lowest maintenance green roofs comprise a carpet of sedums. Green roof sedum have to be tough reliable and resilient to withstand the challenging conditions on a roof top. Finding the right green roof soil for your project can be a complicated matter depending on the site and its conditions.

The most popular type of green roof sedum roofs are extensive green roofs that have a total depth of 3 to 8 inches. Plants for green roofs with a soil depth of 100mm plants for green roofs with a soil depth of 150mm so seize the opportunity to elevate your planting to a whole new level with our pick of plants for a soil depth of 50mm. Eco roofs is a grower and supplier of pre grown green roof trays pre vegetated sedum mats plants plugs cuttings and all of your other green roof supplies. Jennifer bousselot ph d.

They were friendly professional and delivered a quality product. The plantings located around the house are very organic and freeform in design. They may include a granular drainage medium multi course or a synthetic drainage layer multi layer. The shallow soil layer is sensitive to the external environment such as temperature fluctuations and drought.

Over five years later the roof still looks great. Extensive living roofs have a very thin soil layer ranging in depth from 2 13cm 0 8 5in. These incredibly tough succulents are both drought and deluge resistant and their blooms are much loved by butterflies and bees. The home and property in general are very dramatic so we felt that the green roof had to match the drama.

Sedum is a lightweight method to create a green roof thanks to the modest substrate layer depth.