Ground cover for very large area
If anyone feels up to it, I'm looking for some ground cover suggestions. My requirements are pretty extreme, so I wouldn't be surprised if there's nothing to match them, but here they are anyway:
The idea is to keep the property from becoming an unmanageable burden as my parents age, so the appearance doesn't matter as long as it stays short.
I'm sure a similar question has been answered before, but I don't know enough about gardening to find it.