A message has gone this week from scientists trying to tackle the insidious fungus that causes myrtle rust: prune your lilly pilly hedges.
The fungus attacks young stems and leaves but it's less likely to take hold when it's cold - so the perfect time to prune is now.
To explain how lilly pilly and myrtle rust are connected, we're joined by Dr Robert Beresford, from Plant & Food research, on behalf of the Beyond Myrtle Rust Programme.