African feather grass
Identified by the straw yellow flowers with a purplish tinge that are present from December to April.
Chilean needle grass
The sharp, needle-like tips of the seeds can penetrate skin and their backward-pointing bristles make them hard to remove.
Himalayan fairy grass
Brought to New Zealand as an ornamental garden plant. Gardeners loved it for its ever-present flowers year round and hardiness.
Mexican feather grass
An extremely tough, thin densely tufted, perennial tussock grass that grows up to 70cm tall.
Reed sweet grass
Erect grass which grow aggressively to form large dense mats, usually found in nutrient-rich water and wet ground.
Originally from the Americas it was introduced to New Zealand primarily as a turf grass for coastal golf courses.