The discovery of a new species of the manzanita plant found only in San Luis Obispo County could challenge the controversial ...

Non-native grasses and eucalyptus trees brought to California centuries ago for agriculture and landscaping have reshaped the ...

Faced with more drought and increasingly frequent wildfires, Southern Californians have been encouraged, for years, to rip out water-guzzling lawns. They have also been urged to forgo nonnative ...