On all of our builds we can add a sedum roof which We think that they look fantastic but also make the pod more insulated and is also great for wildlife. Sedum roofs need very little maintenance and unlike grass roofs, they do not need cutting.
Sedum is a large genus of flowering plants which are commonly known as stonecrops. The genus has been described as containing up to 470 species. They are leaf succulents and are found primarily in the Northern Hemisphere, but extending into the Southern Hemisphere in Africa and South America. The plants vary from annual and creeping herbs to shrubs. The plants have water-storing leaves. The flowers usually have five petals.