It’s a densely rooted perennial that seeds itself freely. Dig out the clumps before they get any thicker. Take the best possible care of your lawn so the turf grass will crowd it out.

They treated for the chinch bugs and then with a fungicide for the dying St. Augustine. By spring, this is what they have left. Do they just need to cover it with topsoil and plant new grass?

Areas of St. Augustine have suddenly turned brown and died. You’ll note a line of browning grass parallel to the driveway.

The engine could stand to add 1-2 more HP because it will bog down if you have a patch of thick blade grass like St Augustine. But the real kick in the seat has been the exploding pully system.