Costa meets city gardeners who are taking it to the street, Millie shows how to plant mature trees, Josh explores a protea paradise and Jane finds a garden fence that's as pretty as a picture.

Costa Georgiadis meets the Wollemi Pine saviours, Sophie Thomson is on Kangaroo Island, Clarence Slockee joins a wildlife rescue group, Josh Byrne explores a garden designed to resist fire, and we meet a cultural burn team.