If you spot something unusual in your vineyard, there are some plant pests (including diseases) in Australia that MUST be legally reported to your state agricultural department.
Grape phylloxera is a notifiable pest in every state and territory. If you suspect you might have phylloxera, you must report it. For more information on this pest including signs of an incursion, click here.
Queensland Fruit Fly and Mediterranean Fruit Fly are each notifiable pests, but not in every state and territory. Refer to your state’s Plant Quarantine Standards to verify whether either or both fruit flies are notifiable for you given your location. For more information on these fruit flies, click here.