Weed profile: Buffalo burr
Buffalo burr is a native from Canada to central Mexico and was first recorded as a weed in Australia in 1904. It invades disturbed areas and overgrazed land and may injure stock, causes fault in wool and can be a problem in cereal crops. Seed is mostly spread as a contaminant of grain crops. The prickly calyx which grasps the fruit can stick to wool and bags and can float on water. The old plants can snap off and blow around as tumble-weeds. The plant is poisonous, however is seldom eaten because of its prickly nature.
- Declared in NSW under the Noxious Weeds Act 1993 (view details)