LOCATION SHARPTOWN NJEstablished Series
TAXONOMIC CLASS: Fine-silty, mixed, active, mesic Aquic Hapludults
TYPICAL PEDON: Sharptown silt loam, on a smooth 1 percent slope, in pasture. (Colors are for moist soil unless otherwise noted).
Ap--0 to 10 inches; dark grayish brown (10YR 4/2) silt loam; strong fine granular structure; friable; slightly sticky, slightly plastic; many fine roots; very strongly acid; abrupt smooth boundary. (6 to 12 inches thick)
Bt1--10 to 20 inches; yellowish brown (10YR 5/6) silt loam; moderate medium subangular blocky structure; friable, slightly sticky, slightly plastic; common fine roots; common faint clay films; very strongly acid; clear smooth boundary.
Bt2--20 to 23 inches: brown (7.5YR 5/4) silt loam; moderate fine and medium subangular blocky structure; friable; slightly sticky, slightly plastic; common fine roots; common distinct clay films; few medium prominent pale yellow (2.5Y 7/4) irregularly shaped iron depletions with diffuse boundaries throughout: very strongly acid; clear smooth boundary.
Bt3--23 to 38 inches; brown (7.5YR 5/4) silt loam; weak coarse prismatic parting to moderate coarse subangular blocky structure; friable; slightly sticky, slightly plastic; few fine roots; common prominent clay films; common medium prominent light gray (2.5Y 7/2) irregularly shaped iron depletions with clear boundaries in the matrix; very strongly acid; clear smooth boundary. (Combined thickness of the Bt horizon is 10 to 48 inches.)
BC--38 to 44 inches; strong brown (7.5YR 5/8) loam; weak coarse subangular blocky structure; friable; slightly sticky, nonplastic; few fine roots; common medium prominent light gray (10YR 5/1) irregularly shaped iron depletions with clear boundaries in the matrix and common fine prominent light olive brown (2.5Y 5/4) irregularly shaped masses of iron accumulation with diffuse boundaries throughout; few grains of glauconite; very strongly acid; clear smooth boundary. (0 to 8 inches thick)
2C1--44 to 46 inches; light olive brown (2.5Y 5/6) sandy loam; massive; friable; nonsticky, nonplastic; many medium prominent light gray (10YR 7/1) irregularly shaped iron depletions with clear boundaries in the matrix and many fine prominent brown (7.5YR 5/4) irregularly shaped masses of iron accumulation with diffuse boundaries throughout; 25 percent glauconite; very strongly acid; abrupt smooth boundary.
2C2--46 to 50 inches; yellowish brown (10YR 5/4) silt loam; massive; friable, slightly sticky, slightly plastic; many medium prominent light gray (10YR 7/1) irregularly shaped iron depletions with clear boundaries in the matrix; many medium distinct brown (7.5YR 5/4) irregularly shaped masses of iron accumulations with diffuse boundaries; 30 percent glauconite; very strongly acid; gradual smooth boundary.
2C3--50 to 58 inches; strong brown (7.5YR 4/6) loam; massive; friable, nonsticky, nonplastic; many medium prominent light brownish gray (2.5Y 6/2) and light gray (10YR 7/1) irregularly shaped iron depletions with clear boundaries in the matrix; 40 percent glauconite; very strongly acid; gradual smooth boundary.
2Cg--58 to 72 inches; light brownish gray (2.5Y 6/2) silt loam; massive; friable, slightly sticky, slightly plastic; common medium distinct olive gray (5Y 5/2) irregularly shaped iron depletions with diffuse boundaries in the matrix and many medium prominent strong brown (7.5YR 4/6) irregularly shaped masses of iron accumulations with clear boundaries throughout; 45 percent glauconite; very strongly acid.
TYPE LOCATION: Salem County, New Jersey; about 0.25 miles south and 250 feet west of the intersection of Kings Highway and Featherbed Lane, in Cowtown Rodeo pasture; USGS Woodstown Quadrangle; lat. 39 degrees 40 minutes 28 seconds N. and long. 75 degrees 21 minutes 44 seconds W.
RANGE IN CHARACTERISTICS:
Solum Thickness: 20 to 48 inches
Depth to the Lithologic Discontinuity: 30 to 50 inches
Depth to Bedrock: Greater than 99 inches
Depth to Seasonal High Water Table: 18 to 42 inches, January to April
Rock Fragments: Less than 5 percent, by volume in the A horizon and less than 10 percent in the B and C horizons, mostly quartzite gravel
Soil Reaction: Extremely acid to strongly acid throughout the profile, unless limed
Other Features: 0 to 5 percent glauconite in the A and B horizons and 10 to 50 percent glauconite in the 2C horizon
RANGE OF INDIVIDUAL HORIZONS:
A or Ap horizon:
Color--hue of 7.5YR to 2.5YR, value of 4 or 5, chroma of 2 to 4
Texture--silt loam or loam
BA or BE horizon (if it occurs):
Color--hue of 7.5YR to 2.5YR, value of 4 to 6, chroma of 3 or 4
Texture--silt loam or loam
Bt horizon:
Color--hue of 7.5YR to 2.5Y, value of 5 to 8, chroma of 4 to 8
Texture--silt loam or silty clay loam
Redoximorphic Features--iron depletions in shades of olive, gray, or white and iron accumulations in shades of red, brown, yellow, or olive
BC horizon:
Color--hue of 7.5YR to 2.5Y, value of 4 to 8, chroma of 3 to 8
Texture--silt loam,. loam, or silty clay loam
Redoximorphic Features--iron depletions in shades of olive, gray, or white and iron accumulations in shades of red, brown, yellow, or olive
2C horizon:
Color--7.5YR to 5Y, value of 4 to 8, chroma of 3 to 6
Texture--sandy loam, sandy clay loam, loam, silt loam, or silty clay loam
Redoximorphic Features--iron depletions in shades of olive, gray, or white and iron accumulations in shades of red, brown, yellow, or olive
COMPETING SERIES:
Berea soils--moderately deep to paralithic contact and formed in residuum from acid shale
Deputy soils--deep to paratithic contact and formed in loess underlain by residuum weathered from shale
Hibler soil--old alluvial soils influenced by limestone bedrock, on river terraces
Knobtop soils--moderately deep to lithic contact and formed in loess underlain by residuum weathered from igneous rocks
Marquand soils--formed in silty and loamy sediments derived form loess, colluvium and alluvium
Mattapex soils--formed in silty material over coarse alluvium or marine sediments that do not contain glauconite
Morehead soils--formed in old alluvium, high in silt, derived from shale, siltstone, and sandstone
Scottsburg soils--formed in loess and residuum from acid shale and have fragic soil properties
GEOGRAPHIC SETTING:
Landscape: Coastal Plain uplands
Landform: Marine terraces
Elevation: 30 to 100 feet
Parent Material: Silty eolian deposits underlain by loamy marine sediments that contain glauconite
Mean Annual Air Temperature: 50 to 58 degrees F.
Mean Annual Precipitation: 42 to 48 inches
Frost Free Period: 180 to 200 days
GEOGRAPHICALLY ASSOCIATED SOILS:
Adelphia soils--have a fine-loamy particle-size control section, on similar landforms
Colemantown soils--poorly drained and have a fine particle-size control section, on lower-lying landforms
Collington soils--well drained and have a fine-loamy particle-size control section, on slightly higher landforms
Freehold soils--well drained, have a fine-loamy particle-size control section, and 10 percent or less glauconite in the subsoil, on slightly higher landforms
Holmdel soils--moterately well drained, have a fine-loamy particle-size control section, and 10 percent or less glauconite in the subsoil, on lower-lying positions
Marlton soils--have a fine particle-size control section, on similar landforms
MAJOR USES: Most areas are farmed and used for corn, soybeans, small grains, and pasture. Some areas are in urban uses and some are used for vegetables or hay.
VEGETATION: Wooded areas consist of mixed hardwoods, dominated by oaks, sweet gum, red maple, and holly.
DISTRIBUTION: New Jersey and possibly Delaware and Maryland.
EXTENT: Moderate
SERIES ESTABLISHED: Salem County, New Jersey, 1998.
REMARKS: Sharptown soils were previously mapped as a glauconitic inclusion with Mattapex soils.
Diagnostic horizons and other diagnostic soil characteristics recognized in this pedon are:
Ochric Epipedon--the zone from the surface to a depth of 10 inches (Ap horizon)
Argillic horizon--the zone from 10 to 44 inches (Bt1, Bt2, Bt3, and BC horizon)
Aquic conditions--the zone from 20 inches to a depth of 80 inches is periodically saturated (endosaturation)
SOIL INTERPRETATION RECORDS(S): NJ0100
TABULAR SERIES DATA:
SOI-5 Soil Name Slope Airtemp FrFr/Seas Precip Elevation
NJ0100 SHARPTOWN 0- 15 50- 58 180-200 42- 48 30- 100
SOI-5 FloodL FloodH Watertable Kind Months Bedrock Hardness NJ0100 NONE 1.5-3.5 APPARENT JAN-APR >60SOI-5 Depth Texture 3-Inch No-10 Clay% -CEC- NJ0100 0-10 L 0- 0 100-100 10-18 5- 12 NJ0100 0-10 SIL 0- 0 100-100 10-18 5- 12 NJ0100 10-38 SIL SICL 0- 0 90-100 18-32 10- 16 NJ0100 38-72 SR SL SICL 0- 0 90-100 15-35 10- 20
SOI-5 Depth -pH- O.M. Salin Permeab Shnk-Swll NJ0100 0-10 3.6- 4.4 1.-3. 0- 0 0.6- 2.0 LOW NJ0100 0-10 3.6- 4.4 1.-3. 0- 0 0.6- 2.0 LOW NJ0100 10-38 4.5- 5.5 0.-.5 0- 0 0.2- 0.6 LOW NJ0100 38-72 4.5- 5.5 0.-.5 0- 0 0.2- 2.0 LOW