Carpetgrass is a desirable grass type in parts of the country. Not so in both Baton Rouge and New Orleans. Carpetgrass will blend in with centipede grass throughout the year. Then summer comes and the seed heads pop out. Carpetgrass seed heads make a mess of your well manicured lawn.
How to Identify Carpetgrass
Carpetgrass looks sort of like centipede grass. They have grow in a similar manner. The easiest way to identify carpetgrass is to wait until late June and throughout the end of summer. Carpetgrass seed heads shoot out and form a distinctive shape. It is usually described as a Y with one extra offshoot. Checkout the picture above to see it.
How to Control Carpetgrass
Herbicide control products include either Celsius or Finale. Both require licensing in Louisiana. These products work, but may take two applications. Contact us for help.
Carpetgrass does not do well with salt. If you have a salt tolerant grass like certain varieties of St. Augustinegrass, then you may have another option. While we have not attempted this remedy, numerous other sources have found success with it. Attempt at your own risk. The mix is 7 to 10 gallons of water and two cups of table salt. Let it sit in a large bucket for a couple of days to dissolve. Pick a day when there is no expected rain for 3 days out. Using a watering can, lightly water the areas with carpetgrass weeds. You should see the effect in three days.