Knob Sedge, Sedge, Dwarf Sedge.
Presence in Australia
Widespread and common throughout region.
This specie has been identified in the following Australian states: Qld, NSW, ACT, Vic, Tas, SA, WA.
Poorly-drained areas, along watercourses and swamp margins.
Perennial grass or rush-like tussocky plants.
Cut seedheads when dry and golden-brown. Place stalks upside-down in paper bags. Dry and rub heads to extract seed.
By division of rhizome or from seed, using the Bog method. Stand seed tray in container of water to keep moist.
Valuable in preventing creekbank erosion at the bank/water interface due to fibrous soil-binding roots. Also useful for slowing water movement in drainage lines.
Excellent habitat and cover for frogs and various insects. Food plants for caterpillars of native butterflies and moths.
Some species are ornamental particularly nearby garden ponds.