There are many ways you could kill sedge grass. You could buy and spray a special chemical on it for example.
Kill it with fire.
Sedge is a grass like plant. It has leaves and spikes.
Cyperus rotundus (coco-grass/Java grass/nut grass/purple nut sedge/red nut sedge)
It is if you are a wombat.
Eriophorum angustifolium is the scientific name for common cotton grass which is actually a sedge.
Sheep and various birds.
SEDGESAny rush-like or grass-like plants of the genus Carex, growing in cold places. It grows in the tundra where Lemmings use it as bedding and a food source.Sedge grass has a solid stem and true grass has a hollow stem.
A yellow-eyed grass is a popular name for any species of xyrid, a North American plant resembling a sedge.
Sedge grasses form part of the wombat's diet.
Horses and other livestock can eat tender, young Broom sedge with no problems. However, as the grass matures it loses most of it's nutritional attributes and becomes unpalatable for eating.
One example is sedge, a grasslike plant found on wet ground.
Cattails grow in the river, as do duckweeds and marsh marigolds. Prairie cord grass, awl fruited sedge and foxtail sedge also grow in rivers.