Priority weeds are identified as those weeds identified as declared (or need to be reported) by States and the Australian Government. They may include notifiable and non-notifiable weed species.
Environmental weed: Any weed that has been stated as negatively effecting natural ecosystem functions, by government and other authoritative sources.
Agricultural weed: Any weed that has been stated as negatively impacting any agricultural context (for example cropping, pasture, and irrigation), by government and other authoritative sources.
Nuisance weed: Common weeds that negatively impact human wellbeing, such as being: unaesthetic, toxic, triggering allergies, invading gardens, or otherwise are unwanted.
Native lookalike: Plants which are native to Australia and may be mistaken for an invasive weed or being weedy in appearance.
Invasive garden plant: Ornamental garden plant species that have naturalised or are predicted to be a naturalisation risk by government and other authoritative sources.