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Buttelake soil series

A representative soil profile of the Buttelake series. (Soil Survey of Lassen Volcanic National Park, California; by Andrew E. Conlin, Natural Resources Conservation Service)

 

The Buttelake series consists of deep, well drained soils that formed in recently deposited tephra over till from volcanic rocks. Buttelake soils are on ground moraines on volcanic plateaus and glacial-valley floors and walls in the Southern Cascade mountains. Slopes range from 3 to 65 percent. The mean annual precipitation is about 25 inches (635 mm) and the mean annual temperature is about 44 degrees F (7 degrees C).

 

TAXONOMIC CLASS: Ashy over medial-skeletal, glassy over amorphic, frigid Humic Vitrixerands

 

Depth to restrictive feature: Densic contact 40 to 60 inches (102 to 152 cm).

Mean annual soil temperature: 45 to 47 degrees F (7 to 8 degrees C).

Soil moisture control section is dry: July to October (about 90 days).

Particle-size control section (weighted average): 0 to 1 percent clay, and 5 to 22 percent rock fragments for the ashy portion of the particle size control section; 0 to 8 percent clay, and 30 to 66 percent rock fragments for the medial-skeletal portion of the particle size control section.

Surface fragments: 0 to 5 percent gravel, 0 to 3 percent cobbles.

 

USE AND VEGETATION: This soil is used for wildlife habitat, recreation, ecosystem management, and watershed. Vegetation is Jeffrey pine, white fir, western needlegrass, snowbrush ceanothus, squirreltail, mountain monardella, silverleaf phacelia, and rubber rabbitbrush.

 

For additional information about the survey area, visit:

www.nrcs.usda.gov/Internet/FSE_MANUSCRIPTS/california/las...

 

For a detailed soil description, visit:

soilseries.sc.egov.usda.gov/OSD_Docs/B/BUTTELAKE.html

 

For acreage and geographic distribution, visit:

casoilresource.lawr.ucdavis.edu/see/#BUTTELAKE

 

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Uploaded on May 11, 2021
Taken in January 2000