Our fellow Hometalker knows more about weeds and such than I will ever hope to know, and he has some info for you here:
Try this idea, also from weed-man Walter:
Time will tell if ideas worked Thanks
Here's hoping, Mary.
I'm going to look into all this as well. I planted centipede in my yard in patches, or large plugs, and it's growning, but weeds always take over. My front yard looks pitiful next to my neighbors.