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Park County Soil Data

Park County, Colorado

USDA SSURGO / PHZM

Avg pH

N/A

Texture

Unknown

Drainage

N/A

Organic Matter

N/A

Hydrologic Group

N/A

Data Story

About Soil in Park County, Colorado

High-Basin Soil Identity

Park County’s unique high-altitude basin lacks specific taxonomic and pH data in current digital surveys. While the state average pH is 7.29, these high-elevation soils often face extreme environmental pressures that affect their chemistry.

Wind-Swept Soil Mixes

Sand, silt, and clay percentages remain unmapped for this high-altitude park. The terrain generally consists of alluvial fans and mountain slopes that offer varying levels of workability and drainage.

Amending a Cold Landscape

Digital benchmarks for organic matter and water capacity are unavailable here. Local growers typically find that reaching the 2.18% state organic matter average requires aggressive amendment due to slow decomposition in the cold.

Basin and Range Drainage

Official hydrologic groups are not listed, but the county features vast flat basins and steep surrounding peaks. Surface drainage and groundwater levels vary significantly between the park floor and the mountain edges.

Short Season Challenge

Sitting in Hardiness Zone 5b, Park County has a famously short growing season. Gardeners should prioritize greenhouses or cold-hardy greens like kale and spinach to succeed in the thin, cool air.

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.

Soil Amendment Products

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Frequently Asked Questions

What type of soil does Park County have?

Park 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 Park County's soil acidic or alkaline?

pH data is not available for Park County.

What is the drainage class for Park County?

Drainage class data is not currently available for Park County.

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

Based on Park 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 Park County?

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

Soil & Planting Advisory: Park County

Soil Verdict

Park County is in USDA hardiness zone 5b, a cold climate zone. where winter lows can reach -15°F. Freeze-thaw cycles are moderate; soil biology slows in winter but recovers reliably in spring, supporting a broad range of plants.

Planting Guidance

A wide plant palette is possible: deciduous trees, most shrubs, cool-season vegetables, and many perennials thrive here. Winter protection (mulch, burlap wraps) helps push the zone boundary for desired species. Always match plant selections to the specific microclimate of your property — low spots, slopes, and wind exposure can shift effective hardiness by half a zone.

Soil Implications

Moderate freeze-thaw cycles naturally aerate the soil but can also cause compaction in clay-heavy areas; annual core aeration is beneficial. Organic matter amendments decompose at a moderate pace — aim for 3-5% organic content for optimal fertility. When soil temperatures drop below freezing, microbial nitrogen cycling stops; spring fertilization is more effective than late-fall application.

Regional Context

Park County closely matches the Colorado average hardiness conditions. The zone range of 4a-5b within the county means soil and planting decisions should account for local elevation and topography.

Other Counties in Colorado

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

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.