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Myrtle Rust
Definition
Myrtle rust (Austropuccinia psidii) is a fungal disease affecting plants in the Myrtaceae family, including lilly pilly. It causes yellow-orange pustules on new growth, leaves, and fruit, and can lead to defoliation and dieback in severe cases.
Context for Lilly Pilly
This term relates to lilly pilly care and gardening. Understanding these concepts helps with troubleshooting, maintenance, and choosing the right variety for your Australian garden.
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Disclaimer
This glossary entry provides general information only. For specific advice about your situation, consult a qualified local professional such as a nursery staff member or horticulturist.