Among the last places in California to show fall color are the state’s many arboretums and botanical gardens.
That’s because they are both often near sea level and because they are filled with exotic species whose internal autumnal clock is conditioned for a different latitude.
From the Los Angeles County Arboretum and Botanical Garden, color spotter Frank McDonough reports that the first fleeting colors of fall are now appearing. 
- Los Angeles County Arboretum and Botanical Garden – Just Starting (0-10%)
