In recent years, the increasing awareness of the ecologies that once predominated has brought to light native grasses and sedges that make natural or meadow lawns, naturally.
As more people become aware of the many native sedges that can be utilized as lawns, I'm sure more species and varieties will show up in mainstream nurseries.
The grasses, sedges and shrubs that have been brought to the island handily out-compete the native species, many of them ferns, that were making such a poor fist of greening the island before people came.