Rooftop gardening is a simple idea that could help billions of people worldwide. It’s actually an ancient idea that’s already common in Japan, Singapore and Taiwan. Rooftop gardens are gaining traction in other places as well. The concept involves growing food on top of flat roofed buildings, primarily in urban areas where growing space is limited and the need for fresh food is greatest. France has just signed into law that all new commercial buildings incorporate green roofs.
“Video showing the building of a composting raised bed in the south of France (hugelkultur raised bed or gardening mound) with retaining walls, wood at the bottom, RCW (Ramial Chipped Wood) and mulch on top. Raised bed intended for growing vegetables in 2014. 12m² built in limited space…”
Alex Ojeda demonstrates permaculture and gives a tour of his garden in progress.