The first thing that comes to most people's mind when they think of Hong Kong is probably skyscrapers, or tiny apartments.
Yet away from the sprawl, the city has splendid beaches, amazing hikes and more than 150 square miles of protected countryside, about 40% of Hong Kong's total area.
Because of this, says Wanda Huang of sustainability campaigners GrowingSmart.HK, the city can be a surprisingly bountiful place for wild plants and fruits.