Chamomile is one plant that springs to mind, Jackie. How much wear is the lawn likely to get?

Link below to alternative ideas to having a lawn at all - there is a section on alternative plants you can use instead, together with other ideas which aren't plant related.

http://www.oakleafgardening.com/how-to/garden-low-maintenance/lawn-alternatives/

Rosierose - I'm not deliberately following you around the site! Both times I've posted, there were no answers when I started typing...

Lol! Love the link you've posted above, btw. Useful stuff. :)

My friends had creeping thyme which spread over their patio, it had beautiful lilac flowers and smelled wonderful when walked on.