A Townsville Garden: Colin Campbell explores a garden where the owners have overcome Townsville's challenging dry tropical climate to create a paradise.Citrus Maintenance: Jerry Coleby-Williams demonstrates some essential autumn maintenance for citrus in the sub-tropics.Understanding Plant Uses: Guest presenter Clarence Slockee shows the diversity of Australian plants and the many ways aboriginal people used them.Weed Alert - Curry Plant: Jerry Coleby-Williams explains how to manage the weed potential of the popular tropical spice, curry leaf.Growing Proteas and Waratahs: Angus Stewart profiles some plants from the ancient plant family Proteaceae and explains how to grow them.