Coolatai Grass
Coolatai Grass
Hyparrahenia hiria
Declared plant in South Australia
Description: Summer-growing perennial grass which forms dense tussocks up to 2m high. The leaves are thick grey-green straps with prominent mid rib ip to 30cm long and 0.5cm wide.
Problem: Displaces native grass and understorey plants in native vegatation, while in a pasture situation it competes aggressively with preferred pasture plants for light and nutrients. Coolatai Grass becomes a fire hazard in an urban environment due to a large amount of dry stalks and foliage.
Spread: Coolatai Grass produces large quantities of small sticky seeds which adhere to clothing, animals, machinery and vehicles, the seed is easily transported by water along drainage lines.
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