Flora conservation has often focussed on protection of plants in the wild ... the main climatic areas with 32 gardens in marginal tropical areas, 68 in subtropical areas, and 62 in temperate ...

A couple from North Devon showed off their bungalow's subtropical garden ... Exploring their garden, the garden features ...

The Royal Horticulture Society garden is curated by Russell Watkins ... window cleaner Chris Bower grows sub-tropical plants as a hobby and has successfully grown watermelons and figs.

Lyssa Goldberg A subtropical garden in the center of South Beach, Miami Beach Botanical Garden is a 3-acre landscape filled with 100 species of palm trees, orchids and other native plants.