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Bonnydoon Soil Series

K-Factor

0.2

Soil Erodibility Factor

Texture Class

sandy loam

Drainage Class

somewhat excessively drained

About Bonnydoon

Shallow, somewhat excessively drained soils formed in residuum derived from sandstone and related sedimentary rocks. Lithic or paralithic contact within 20 inches. Found on coastal hills, mountains, and marine terraces with slopes of 5 to 75 percent.

K-factor values are sourced from the USDA Natural Resources Conservation Service (NRCS) SSURGO database.

California Distribution

Mapped on the coastal hills of Santa Cruz, San Mateo, and Marin counties. Characteristic of the sandstone ridges of the Santa Cruz Mountains and the San Francisco Peninsula. Supports coast live oak and mixed chaparral.

Counties Where Found

Marin
Monterey
San Mateo
Santa Cruz

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