Jump to navigation
Skip to Content
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
Introducing new plants to an area can have positive and negative effects on the environment, economy and community.
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 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.
Silver grass is an annual grass occurring in both cropping and grazing regions across Australia. There are several species, the most common being Vulpia myuros and V. bromoides.
Brooms, including scotch broom and needle leaved broom (Cytisus scoparius, Genista linifolia, Genista monspessulana) that have been designated as Weeds of National Signif