California Penal Code

Sec. § 622


Every person, not the owner thereof, who willfully injures, disfigures, or destroys any monument, work of art, or useful or ornamental improvement within the limits of any village, town, or city, or any shade tree or ornamental plant growing therein, whether situated upon private ground or on any street, sidewalk, or public park or place, is guilty of a misdemeanor.
Source

Last accessed
Jun. 6, 2016