Costa Georgiadis meets a family of orchid hunters, Josh Byrne discovers a simple hydroponics system, Jerry Coleby-Williams explores a world of colourful plants, and Clarence Slockee visits a garden full of grevilleas.

We launch our series covering all you need to know about indoor plants; Josh Byrne on how to find room for more plants; Millie Ross transforms her lawn into lunch; Tino Carnevale shows how to learn from your weeds.