Sophie Thomson meets a caper cultivator, Costa Georgiadis learns about a composting critter, Guest Presenter Hannah Maloney helps a young couple blitz their backyard and Tino Carnevale visits a 'sub-tropical' Hobart garden.

Sophie Thomson visits an exotic sunken garden, Jerry-Coleby Williams checks out Queensland's biggest bromeliad show, Costa Georgiadis visits a citrus orchard and Jane Edmanson visits a farm helping to feed new migrants.