Tammy tackles the problem of some of our beloved indoor plants becoming weeds when escaping into the wild, sharing tips to dispose of them responsibly.
We head down the garden path with Rob Blakers, a photographer whose love of natural places and process has inspired the garden he cultivates for his local community.
Costa visits Taronga Zoo to meet the team of volunteers who care for the historic foreshore site; and learn how removing unwanted weeds can provide feed for the animals.