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Hong Kong’s wall trees: everything you need to know about the banyans that define the city’s landscape
The colonial government had a policy of using mostly Chinese banyan trees, whose powerful roots strengthened retaining walls on slopes, helping prevent landslides
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The practice of growing trees directly on walls originated with 19th century Guangdong masonry workers known as the Wu Hua. The colonial government had a policy of using mostly Chinese banyan trees, whose powerful roots strengthened retaining walls on slopes, helping prevent landslides
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