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Introducing new plants to an area can have positive and negative effects on the environment, economy and community.
The most accurate way to estimate the weed population of a paddock is to count the number of plants in an area of known size at a number of locations.
The plants identified here have the potential to cause significant damage to Western Australia's pastoral industry and to the unique biodiversity of the rangelands.
External plant threats to the Kimberley originate from many sources and only some can be managed.
Tar vine (Boerhavia coccinea) is found throughout Australia, with the exception of Tasmania.
Glaucous star thistle (Carthamus leucocaulos) is an uncommon weed in Western Australia (WA). This article describes the nature of the plant.
Chinee apple, Indian jujube (Ziziphus mauritiana) is a declared pest in Western Australia (WA).
The Pest and Disease Information Service (PaDIS) provides advisory and identification services on animal and plant pests, weeds and diseases that impact Western Australia's agriculture and food ind