A Fungus from AbroadMyrtle rust is a plant disease caused by the fungus Austropuccinia psidii, native to South America. When you see the new shoots covered in that yellow rust, you start thinking about what it means for the bush around us. Myrtle rust spreads invisibly on the wind, threatening everything from backyard lilly pillies to vast stands of eucalypt forest. A National Challenge & Hawkesbury is at the front lineIn response to the outbreak, the Australian Government established the Myrtle Rust Coordination Group and committed over $1.5 billion to research and management. 📌 Have you spotted Myrtle Rust in your garden or on your property?