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Lincoln County Soil Data

Lincoln County, Maine

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 Lincoln County, Maine

A Hallmark Acidic Profile

Like its coastal neighbors, Lincoln County features acidic soils that likely sit well below the national pH median of 6.5. This acidity is a hallmark of the Maine woods and the underlying granite geology.

Marine Clays and Glacial Sands

Detailed data for sand, silt, and clay is currently unavailable for this region. The landscape is characterized by a mix of marine clays in low areas and sandy glacial till on the rises.

High Regional Organic Richness

Specific organic matter and water capacity metrics are missing, but the state average of 35.77% organic matter suggests high potential. This rich environment supports robust forest growth and productive coastal gardens.

Mindful of Shoreline Clays

Drainage classes and hydrologic groups are not mapped in this data set. Growers should be mindful of the Maine clay often found near the shore, which can trap water more than the sandy uplands.

Coastal Buffering in Zone 6a

Lincoln County’s Hardiness Zone 6a provides a long, temperate season compared to inland Maine. This is an ideal spot for starting a vegetable garden or planting fruit trees that benefit from the ocean's thermal cycles.

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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Browse Soil Amendments

Frequently Asked Questions

What type of soil does Lincoln County have?

Lincoln 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 Lincoln County's soil acidic or alkaline?

pH data is not available for Lincoln County.

What is the drainage class for Lincoln County?

Drainage class data is not currently available for Lincoln County.

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

Based on Lincoln 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 Lincoln County?

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

Soil & Planting Advisory: Lincoln County

Soil Verdict

Lincoln County is in USDA hardiness zone 6a, a moderate climate zone. where winter lows can reach -10°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

Lincoln County is somewhat warmer than the Maine statewide average. The zone range of 5b-6b within the county means soil and planting decisions should account for local elevation and topography.

Other Counties in Maine

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.