Costa learns why acacias are good in gardens, Jane explores a wildflower hotspot, Tino Carnevale shares his potato-growing tips, and Jerry Coleby-Williams meets some aerial gardeners, the flying foxes.

Costa Georgiadis tours a colourful bromeliad garden, Millie Ross meets some fungi farmers, Tino Carnevale plants a wildlife corridor, and Josh Byrne shows how to make the most of a garden's vertical space.