Stroll through my subtropical garden with me! This garden is in zone 10 near the coast in Southern California - it’s more humid, warmer in winter and cooler in summer than my zone 9 garden, and it’s a good place to experiment with tropical and subtropical plants. | John McCallen

Over one million species face extinction. Every year the list grows longer. But in the face of such turmoil, there is a global team who has been standing up for nature for over 120 years, saving everything from pangolins and parrots to elephants and ultra-rare plants. Whose members include Sir David Attenborough, Dame Judi Dench and Stephen Fry. We’re called Fauna & Flora, and we’re saving nature together. But the challenges we face are greater than ever. We can’t do it alone – we need you. Join