Soil Survey of McHenry County, Illinois Part I - Soil Data Mart

140 Soil Survey of
Dissimilar soils:
• the somewhat poorly drained Kane soils in the
higher positions on the landform
• calcareous soils in positions on the landform similar
to those of the Will soil
Management
For general and detailed information about
managing this map unit, see the following sections in
Part II of this publication:
• “Agronomy” section
• “Wildlife Habitat” section
• “Engineering” section
• “Soil Properties” section
Windere Series
Drainage class: Moderately well drained
Permeability: Moderate
Landform: Moraines and till plains
Parent material: Silty material and the underlying
loamy till
Slope range: 0 to 4 percent
Taxonomic classification: Fine-silty, mixed, mesic
Oxyaquic Hapludalfs
Typical Pedon for MLRA 95B
Typical pedon of Windere silt loam, 2 to 4 percent
slopes, 2,200 feet north and 1,300 feet west of the
southeast corner of sec. 18, T. 46 N., R. 5 E.
Ap—0 to 9 inches; very dark grayish brown (10YR
3/2) silt loam, grayish brown (10YR 5/2) dry; weak
medium subangular blocky structure parting to
weak medium granular; friable; common very fine
roots; neutral; abrupt smooth boundary.
Bt1—9 to 17 inches; dark yellowish brown (10YR 4/4)
silty clay loam; weak fine and medium subangular
blocky structure; friable; common very fine roots;
common distinct brown (10YR 4/3) clay films on
faces of peds and in pores; few distinct very dark
grayish brown (10YR 3/2) organic coatings on
faces of peds and in pores; moderately acid; clear
smooth boundary.
Bt2—17 to 26 inches; dark yellowish brown (10YR
4/4) silty clay loam; moderate fine and medium
subangular blocky structure; friable; common very
fine roots; common distinct brown (10YR 4/3) and
few dark brown (10YR 3/3) clay films on faces of
peds and in pores; moderately acid; clear smooth
boundary.
Bt3—26 to 31 inches; dark yellowish brown (10YR
4/4) silty clay loam; moderate medium subangular
blocky structure; friable; common very fine roots;
many distinct brown (10YR 4/3) and few distinct
dark brown (10YR 3/3) clay films on faces of peds
and in pores; slightly acid; clear smooth boundary.
2Bt4—31 to 36 inches; dark yellowish brown (10YR
4/4) clay loam; moderate medium subangular
blocky structure; friable; few very fine roots; few
distinct brown (10YR 4/3) and dark brown (10YR
3/3) clay films on faces of peds and in pores;
common fine prominent strong brown (7.5YR 5/6)
masses of iron accumulation in the matrix;
common fine distinct grayish brown (10YR 5/2)
iron depletions in the matrix; 2 percent gravel;
neutral; clear wavy boundary.
2Bt5—36 to 50 inches; strong brown (7.5YR 4/6) clay
loam; weak medium and coarse subangular
blocky structure; friable; few very fine roots; few
distinct brown (7.5YR 4/3) and dark brown (7.5YR
3/3) clay films on faces of peds and in pores;
common fine and medium faint strong brown
(7.5YR 5/6) masses of iron accumulation in the
matrix; common fine prominent grayish brown
(10YR 5/2) iron depletions in the matrix; 5 percent
gravel; neutral; clear smooth boundary.
2C—50 to 65 inches; yellowish brown (10YR 5/4)
loam; massive; friable; many medium and coarse
faint dark yellowish brown (10YR 4/4) masses of
iron accumulation in the matrix: common fine
distinct light brownish gray (10YR 6/2) iron
depletions in the matrix; 10 percent gravel;
strongly effervescent; slightly alkaline.
MLRA Series Range in Characteristics
Thickness of silty material: 22 to 40 inches
Depth to carbonates: 36 to 60 inches
Thickness of the solum: 36 to 60 inches
Ap or A horizon:
Hue—10YR
Value—2 or 3
Chroma—1 to 3
Texture—silt loam
Bt horizon:
Hue—10YR
Value—4 to 6
Chroma—3 or 4
Texture—silty clay loam or silt loam
2Bt horizon:
Hue—7.5YR or 10YR
Value—4 to 6
Chroma—2 to 6
Texture—clay loam or loam
2C horizon:
Hue—7.5YR or 10YR