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Gem County Soil Data

Gem County, Idaho

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 Gem County, Idaho

Gem County's Soil Characteristics

Taxonomic order and pH data for Gem County are not currently available in this dataset. However, the state average pH is 6.04, which sits below the national median of 6.5.

Clay and Sand Proportions

The specific textural mix of sand, silt, and clay is undocumented for this county. Knowing these ratios is vital for maintaining the legendary orchards found throughout this fertile valley.

Rich Organic Matter Averages

While local organic matter is not listed, Idaho's state average of 27.53% is significantly higher than the 2.0% national average. This high organic content supports vigorous plant growth and water retention.

Hydrologic Efficiency in Gem

Detailed drainage class data for Gem County remains unrecorded. Identifying the local hydrologic group helps farmers and builders understand how water moves through the landscape.

The Orchard Bounty of Zone 7a

Gem County is located in USDA Hardiness Zone 7a. This mild climate is famous for fruit production, making it an ideal spot for planting cherry, peach, and apple trees.

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 Gem County have?

Gem 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 Gem County's soil acidic or alkaline?

pH data is not available for Gem County.

What is the drainage class for Gem County?

Drainage class data is not currently available for Gem County.

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

Based on Gem 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 Gem County?

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

Soil & Planting Advisory: Gem County

Soil Verdict

Gem County is in USDA hardiness zone 7a, a moderate climate zone. where winter lows can reach 0°F. Mild winters mean soil rarely freezes deeply, allowing year-round microbial activity and faster organic matter breakdown.

Planting Guidance

Warm-season crops, citrus relatives, and heat-loving ornamentals do well. Cool-season vegetables should be planted in fall and winter. 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

Warm soils accelerate organic matter breakdown, so compost and mulch need replenishing more frequently than in cooler zones. Sandy soils common in warm zones drain quickly; water-retentive amendments like compost or peat help hold moisture. When soil temperatures drop below freezing, microbial nitrogen cycling stops; spring fertilization is more effective than late-fall application.

Regional Context

Gem County is somewhat warmer than the Idaho statewide average.

Other Counties in Idaho

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.