The dominant plants are sages (Lamiaceae) and evergreen oaks and, in drier areas, chamise (Adenostoma fasciculatum), manzanita (Arctostaphylos pungens), and species of Ceanothus.

树种有薄荷属一些树木，常绿橡树，在干旱地区通常有蔷薇属灌木，石兰科常绿灌木以及某些鼠李。