Continuing the theme of the importance of sustainable gardens, here we will discuss what are known as Green Roofs, the different types available and why they have become such an integral part of modern horticultural planning. As one can ascertain from the name, the basic premise of a Green Roof is to bring plant matter, and therefore greenery, to our otherwise barren rooftops and thereby take best advantage of the dead spaces in and around our gardens, in order to better support our fast degrading environment. Due to the nature of photosynthesis, Green Roofs are characteristically easy to establish and…