Erect, tufted, perennial grass < 1 m high. Leaves are < 5 mm wide. Flowerheads are large, drooping and purplish. Seed head is hard and hairy, and has pointed callus with a very sharp, penetrating base. Seeds have long hair.
To help protect our environment:
Pasture, grasslands, roadsides, open areas, cliffs, lake and forest margins, lawns.
Seeds dispersed by attachment to livestock. Human-mediated dispersal through movement of contaminated machinery, clothing and hay.
Highly invasive in pasture and sharp seeds can penetrate pelts and cause blindness in livestock.
Do not attempt to undertake control of this species. Please report to Auckland Council.
CAUTION: When using any herbicide or pesticide please read the label thoroughly to ensure that all instructions and safety requirements are followed.