Gardeners' World - Specials 2009 - No Grounds for Gardening: Design

Garden designer Joe Swift has a dream of city streets completely dominated by nature. But with Britain's green space actually being relentlessly squeezed, it takes the vision of France's pioneering botanist and designer Patrick Blanc to offer a truly original solution with his unique and stunning vertical gardens or 'murs vegetals'. Joe believes these gorgeous living tapestries offer hope even where there are no grounds for gardening.