Click on above images to view it at full size


•    Coarse tussocky grass to 2m
•    Seed head to 40cm long resembling a rat’s tail
•    No gaps between top and bottom of seed head
•    Base of plant flat, fan-shaped in appearance

Flowering Times

•    Flowers and seeds mainly summer to autumn

Control Measure

•    Herbicides
•    Farm hygiene – manage stock and machinery to prevent spread
•    Management – pasture improvement


•    Produces thousands of seeds per tussock per year
•    Seed spread by vehicles, livestock, machinery, floods (not windborne)
•    Extremely invasive, persistent and adaptable to varying climates and pastures

Further Information

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