The bad news? Almost every garden could be attacked by the borer.
The good news? Not every tree will provide an ideal ecosystem for the beetle to thrive and breed.
The facts you need to keep in mind?
One heavily infested tree can contain over 100 000 beetles, and the females can fly up to 1km. Yet, most beetles only fly to the surrounding trees.
To stem the crisis, a heavily infested tree needs to be urgently treated or removed, as infestation easily spreads.