Panorama of the San Marcos Foothills Preserve
Plants of the San Marcos Foothills Preserve

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Ceanothus spinosus (greenbark ceanothus)

Uncommon native perennial shrub found at the Atascadero Creek restoration site (not planted) and on Vaqueros sandstone (slopes above upper Atascadero Creek and in drainage below high point of the Preserve). Flowers are pale blue to white. Blooms in winter to spring.

Ceanothus spinosus (Greenbark Ceanothus). NATIVE. Pictured in winter.


Ceanothus spinosus (Greenbark Ceanothus). NATIVE. Pictured in winter.