Make sure your mow on a medium height to get a better cut.
How to get rid of couch grass in my lawn.
You should turf as closely as possible to get rid of couch grass.
Digging out couch grass this is the most labour intensive way to clear a medium to large sized area of couch grass and or other weeds.
It is very obvious in any lawn and should be removed as soon as it is spotted as the clumps will just get bigger.
Water to moisten it well and top with a thick layer of compost and several inches 5 to 7 6 cm of bark mulch.
Mow or weed wack the area and then cover with cardboard or several layers of newspaper both are readily available at little or even no cost.
Choose one rich in nitrogen.
Rough stalked meadow grass is also a useful grass for shady areas.
This is best done in early spring when the plants will soon re establish and around bulbs as the bulb foliage is dying but is not practical around trees shrubs and roses where roots may be considerably damaged.
Regular slashing of the grass with a sharp knife will further weaken and loosen the plant.
Decorative grass cultivars benefit and grow stronger when mowed whereas coarse grasses decline.
As others haver said unless you re prepared to kill all the grass and start again you are stuck with counch grass in your lawn.
You should not leave an empty space that couch grass can grow.
Strip off infested lawns and dig out any remaining couch grass roots before re turfing.
The other advice is to rake up the grass foliage so it s standing up properly before mowing and change the direction of the cut at each mowing.
To prevent quackgrass from returning fertilize and mow your lawn on a regular basis to promote dense fast growing turf that will out compete quackgrass.
One of the best natural ways to kill grass is with lasagna gardening or sheet composting.
Chemicals used for the growing of grass is also causing couch grass.
If greenthumb suggests this is some kind of annual grass then a grass box should be used or all clippings collected.
Small patches or individual plants can be pulled out broken off or cut out with a knife and clumps can be replaced with new seed or turf.
You should plant your grass regularly and you must mow the lawn deeper.
The best time to implement it will be in march as you will accelerate the fine lawn grass growth.
As you dig break up the soil and the roots of couch grass and most other weeds can be removed.
Where couch grass is growing in permanently planted borders it s easier to lift all the plants and tease out the weed from the rootballs.
If there isn t too much of it you could let it grow and then paint weed killer onto it keeping it off the other grass other than that at least once a week mowing will keep the grass looking passable.
