How do I kill Bermuda grass roots so I can plant a garden. ?
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Hello, First, stop watering and let the grass turn brown. Then mow it as close to the ground as possible and rake up the clippings. Irrigate once, then cover the turf with heavy, clear plastic and leave it in place for four to six weeks.
https://homeguides.sfgate.com/effective-ways-getting-rid-bermuda-grass-75114.html
https://www.bermuda-attractions.com/bermuda_0000fe.htm
Lay down cardboard and make the grass die, Then try to dig as much of it up as you can.