Plants growing up the side of a building in Sao Paulo
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Lack of garden space drives Brazilians up the wall

With green spaces at a premium in the Brazilian city of Sao Paulo, residents have long grown fruit and vegetables on the roofs of buildings.

But now a new movement is encouraging people to plant their gardens in an even more unusual place - up the walls of buildings.

Flavia Nogueira reports.

  • 20 Jun 2013