A new confirmed case of Myrtle Rust in the Waitākere Ranges has alarmed Auckland Council conservationists.
The fungal disease which can ruin forest environments was discovered by a member of the public.
Myrtle Rust is a huge problem in Aotearoa, partly because of how hard it is to contain its spread.
Emile is joined by by plant pathologist and epidemiologist Robert Beresford from Plant and Food Research New Zealand to explain just how dangerous this disease is for our largest city.