No two turf roofs are the same. Some are bright green and almost velvety. Others are golden and look like they’re growing wheat or oats. A number of turf roofs have flowers mixed in with the grass, and a few have small trees.
The advantages of turf roofs are many. They are very heavy, so they help to stabilize the house; they provide good insulation; and they are long-lasting. Special skills and materials are required to prepare the roof for the turf topping.
Turf roofs in Norway are a tradition and you will see them everywhere. This is not some new architectural trend in London or New York!
Here is a link to some photos of the more recent, trendy green roofs. Meanwhile, in the UK the government would like to see more people go for grass roofs and suggest such a move could cut their tax bill.