Costa meets a grower inspired by botanic gardens; Josh learns about cockatoo conservation; Tammy heads to a rare plant fair; Mille meets inspiring neighbours; we visit a couple cultivating their relationship and their garden.

Costa and Josh meet at a community farm; Millie tours regional biodiversity links; Jerry shares tips to flood-proof a garden; Jane coppices eucalypts; Hannah visits a communal patch; we meet a collector and his plant pad.