A garden close to nature does not necessarily mean mess and chaos. The principles of sustainability can also be implemented in modern, design-clean gardens. The coming summer and the dry season also alarm the topic of rain gardens and rain beds. "In an age of technology overload and virtual reality, a garden is like walking the dog, a garden is an antidepressant," says presenter and garden architect Ferdinand Leffler, who this time invited the great life advocate of permaculture principles Jan Vaclavek to collaborate.