Patrick Blanc under Boehmeria penduliflora var.loochooensis installed in the crack of an old wall, Hong Kong, April 2016
Patrick Blanc looking at Adiantum malesianum growing between the stones of the wall along the escalator, Hong Kong, April 2016
Patrick Blanc looking at Adiantum capillus-veneris growing between the stones of the wall along the escalator, Hong Kong, April 2016
Patrick Blanc and a vertical seeping wall covered with Conocephalum conicum, the Peak, Hong Kong, April 2016
Patrick Blanc looking at the epiphytic tiny fern, Lemmaphyllum microphyllum, the Peak, Hong Kong, April 2016