Tropical Centre: Clarence Slockee looks at different tropical ecosystems and shows how plants have adapted to the conditions. Treating Paw Paw Virus: Jerry Colby-Williams shows how to identify and manage a destructive problem in Paw Paws. A Potted Garden: Jane Edmanson shows how to combine plants in pots for a beautiful display in the sun, shade or for the kitchen. The Vegie Guide: Stephen Ryan updates the Vegie Guide - looking at what's good to plant in vegie gardens, around the country. Fruit Fly: Josh Byrne explains how to protect crops from fruit fly attack. A Clever Design: John Patrick visits a garden where the owners have overcome a number of challenges with a clever design.