California Residents Are Painting Their Lawns Green
Lawns are a relatively new invention, becoming common in the 1950s suburbia wave. Prior to that only wealthy estates had lawns, most people lived in cities, or had yards that were dirt and pasture for livestock.
More about the history of lawns and grass: http://www.stuffyoushouldknow.com/podcasts/how-grass-works-yes-how-grass-works/
