Parramatta Grass
Parramatta Grass aka Rat’s Tail or Tussock Grass is a tough perennial tussock grass that grows up to a height of 50 to 70 cm, Like most weedy Sporobolus grasses it reproduces from seed.
Jerry Spencer 
Parramatta Grass aka Rat’s Tail or Tussock Grass is a tough perennial tussock grass that grows up to a height of 50 to 70 cm, Like most weedy Sporobolus grasses it reproduces from seed.
Rat’s Tail is spread rapidly by vehicle traffic, wind and flood water. It grows rapidly, is frost and drought resistant, and produces around 80,000 seeds per plant.
Why is Parramatta Grass a Problem Weed?
- Is a weed in wet areas such like watered turf, roadsides and waste land.
- It emerges all year round when soil moisture and temperatures are suitable. Spring and Summer is when most seedlings tend to appear.
- Parramatta Grass produces large numbers of seeds, These readily disperse, and a soil seed bank can quickly build up.
- It is a long lived grass, and its seeds remain viable in the soil for a long time.
- Tussock Grass can grow in low rainfall areas. However, it is more common in areas with an average annual rainfall above 700 mm per year.
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