Rose Ray and Caro Langton run a successful 'green interior' company called RO CO. They offer advice on how to bring green into urban spaces, as well as run an online shop specializing in airplants, macramé hangers, and himmelis. They also supply high end concept stores and sell their products through stockists in the US, Europe, and Australia. They are the authors of the international hit, House of Plants. Find them on Instagram @houseofplants.