Published on: 18 December 2023
In only a few years, myrtle rust has changed ecosystems by destroying trees and their canopies, wiped out whole species in certain areas, and taken an economic toll on industries that grow trees such as lemon-scented myrtle and tea tree. We have used RNA technology similar to that in COVID vaccines to create a highly targeted treatment for myrtle rust: a spray that can restore even severely infected trees to health in around six weeks.