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•    Heavily branched shrub – grows as a compact clump, dense thicket or climbing bush
•    Square prickly stems
•    Flowers in compact heads with many colours
•    Fruits are green, rounded, and fleshy turning purplish when ripe

Flowering Times

•    Spring through autumn

Control Measure

•    Herbicide
•    Mechanical
•    Biological – in specific situations only


•    Many varieties poisonous to stock
•    Excludes native plants
•    Harbourage for feral animals
•    Spread by animals and garden waste dumped into bushland

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Visit the contacts directory to speak with your local weeds authority about this weed.