La Plata County Soil Data

La Plata County, Colorado

Avg pH

N/A

Texture

Unknown

Drainage

N/A

Organic Matter

N/A

Hydrologic Group

N/A

Data Story

About Soil in La Plata County, Colorado

Diverse Mountain and Valley Soils

Specific pH data is currently unavailable for La Plata County, which features a complex mix of mountain terrain. Growers should expect local conditions to vary from the statewide average pH of 7.29.

Texture Varies by Elevation

Detailed percentages for sand, silt, and clay are not recorded for this area in the current dataset. The geography suggests a patchwork of rocky mountain soils and alluvial valley floors that require site-specific testing.

Managing Fertility in the San Juans

While specific organic matter figures are not available, successful gardening here often requires amending soil to match the state average of 2.18%. Local water retention depends heavily on your specific location within the county's varied topography.

Adaptable Hydrology and Slopes

Federal records do not specify a dominant drainage class for the county. Builders and farmers must account for natural slopes to manage runoff and ensure proper irrigation in this rugged landscape.

Gardening in Zone 6a

La Plata County sits in USDA Hardiness Zone 6a, offering a generous window for cool-weather vegetables and hardy fruits. Take advantage of the long summer days and start your garden with squash or peppers.

Soil Composition

Composition data not available for this county.

Soil pH

pH data not available for this county.

Soil Series

Detailed soil series data not yet available for this county.

Hydrologic Group

Hydrologic group data not available.

Drainage Class

Drainage class data not available.

Soil Profile

Dominant texture: Unknown

O HorizonOrganic layer
0-2"
A HorizonTopsoil
2-10"
B HorizonSubsoil
10-30"
C HorizonParent material
30-60"
R HorizonBedrock
60"+

Typical soil profile. Actual depths vary by location.

Frequently Asked Questions

What type of soil does La Plata County have?

La Plata County's soil is classified as Unknown. This indicates the relative proportions of sand, silt, and clay — sand percentage unavailable, silt percentage unavailable, and clay percentage unavailable. Sandy soils drain quickly but may need more frequent irrigation and fertilization.

Is La Plata County's soil acidic or alkaline?

pH data is not available for La Plata County.

What is the drainage class for La Plata County?

Drainage class data is not currently available for La Plata County.

What crops or plants grow well in La Plata County's soil?

Based on La Plata County's Unknown texture, soil pH, and drainage class, the soil is well suited for a variety of crops depending on local conditions.

What USDA soil order is found in La Plata County?

The dominant USDA soil order for La Plata County is not currently available in our dataset.

Other Counties in Colorado

Soil data sourced from USDA SSURGO via Soil Data Access. Data is informational only and should not be used as a substitute for on-site soil testing. Contact your local NRCS office for site-specific soil information.