LOCATION HYDE NC+AL MS SC VAEstablished Series
TAXONOMIC CLASS: Fine-silty, mixed, active, thermic Typic Umbraquults
TYPICAL PEDON: Hyde loam--cultivated. Colors are for moist soil.
Ap--0 to 8 inches; black 10YR 2/1) loam; weak fine granular structure; friable; few fine and medium roots; strongly acid; clear smooth boundary. (7 to 10 inches thick)
A--8 to 15 inches; black (10YR 2/1) loam; weak fine granular structure; friable; few medium roots; extremely acid; clear smooth boundary. (3 to 10 inches thick)
Btg1--15 to 35 inches; light brownish gray (2.5Y 6/2) loam; weak fine subangular blocky structure; friable, slightly sticky; common fine distinct light olive brown (2.5Y 5/4) and common fine prominent brownish yellow (10YR 6/8) iron masses; few distinct grayish brown (2.5Y 5/2) clay films on faces of peds; extremely acid; gradual wavy boundary.
Btg2--35 to 40 inches; grayish brown (10YR 5/2) loam; weak fine subangular blocky structure; friable, slightly sticky, slightly plastic; common fine distinct light olive brown (2.5Y 5/4) iron masses; few faint dark grayish brown (10YR 4/2) clay films on faces of peds; common fine flakes of mica; extremely acid; clear smooth boundary. (Combined thickness of the Btg horizons is 25 to 55 inches)
Btg3--40 to 51 inches; grayish brown (2.5Y 5/2) loam; weak fine subangular blocky structure; friable, slightly sticky; few faint dark grayish brown (2.5Y 4/2) clay films on faces of peds; common fine flakes of mica; strongly acid; clear smooth boundary. (Combined thickness of the Btg horizons is 25 to 55 inches)
Cg--51 to 62 inches; light brownish gray (2.5Y 6/2) loam; massive; friable; common fine distinct light olive brown (2.5Y 5/4) and brownish yellow (10YR 6/8) iron masses; common fine flakes of mica; very strongly acid.
TYPE LOCATION: Tyrrell County, North Carolina; about 7 miles south of Columbia; 1.1 miles west of the intersection of North Carolina Highway 94 and Secondary Road 1307 on Northern Road; 0.1 mile south on a farm path; 100 feet east in cultivated field.
RANGE IN CHARACTERISTICS:
Solum Thickness: 30 to 60 inches
Depth to Bedrock: Greater than 60 inches
Depth to Seasonal High Water Table: 0 to 12 inches, November to May
Soil Reaction: The A and B horizons are extremely acid to strongly acid, except where limed and the C horizon ranges from extremely acid to neutral
Other Features: Few to common flakes of mica are in the lower B and C horizons
A horizon:
Color--hue of 10YR to 5Y, or is neutral, value of 2 to 3 and chroma of 0 to 2
Texture--loam, very fine sandy loam, silt loam, or their mucky analogues.
Btg horizon:
Color--hue of 10YR to 5Y, is neutral, or is 5GY to 5BG value of 4 to 7 and chroma of 0 to 2
Texture--clay loam, silty clay loam, silt loam, or loam. In some pedons clay films are not evident in the Btg horizon by field examination
Redoximorphic features--iron masses in shades of brown, red or yellow and iron depletions in shades of brown, olive and gray
BCg horizon (if it occurs):
Color--hue of 10YR to 5Y, is neutral, or is 5GY to 5BG value of 4 to 7 and chroma of 0 to 2
Texture--ranges from clay loam to sandy loam
Redoximorphic features--iron masses in shades of brown, red or yellow and iron depletions in shades of brown, olive and gray
Cg or 2Cg horizon:
Color--hue of 10YR to 5Y, is neutral, or is 5GY to 5BG value of 4 to 7 and chroma of 0 to 2
Texture--stratified sand, loamy sand, sandy loam, fine sandy loam, sandy clay loam, loam, silt loam, silty clay or clay loam
Redoximorphic features--iron masses in shades of brown, red or yellow and iron depletions in shades of brown, olive and gray
COMPETING SERIES:
There are no other series in this family.
GEOGRAPHIC SETTING:
Landscape: Coastal Plain
Landform: Marine Terrace
Elevation: Less than 25 feet above mean sea level
Parent Material: Loamy marine sediments
Mean Annual Air Temperature: 61 to 66 degrees
Mean Annual Precipitation: 42 to 54 inches
Frost Free Period: 219 to 293 days
GEOGRAPHICALLY ASSOCIATED SOILS:
Bertie soils--Somewhat poorly drained soils (seasonal high water table 12 to 18 inches) with less silt in the particle size control section on slightly higher landscapes
Ballahack soils--very poorly drained soils (seasonal high water table 0 to inches) with less silt in the particle size control section having umbric epipedon thicker than 24 inches on similar landscapes
Barclay soils--somewhat poorly drained soils (seasonal high water table 0 to 12 inches) with average of less than 18 percent clay in the particle size control section on slightly higher landscapes
Cape Lookout soils--very poorly drained soils (seasonal high water table 0 to 12 inches) with average of more than 35 percent clay in the particle size control section on similar landscapes
Pasquotank soils--poorly drained soils (seasonal high water table 0 to 12 inches) with average of less than 18 percent clay in the particle size control section on similar landscapes
Pettigrew soils--very poorly drained soils (seasonal high water table 0 to 12 inches) with average of more than 35 percent clay in the particle size control section with histic epipedons on similar landscapes
Portsmouth soils--very poorly drained soils (seasonal high water table 0 to 12 inches) with less silt in the particle size control section on similar landscapes
Roanoke soils--poorly drained soils (seasonal high water table 0 to 12 inches) with average of more than 35 percent clay in the particle size control section on similar landscapes
Wahee soils--somewhat poorly drained soils (seasonal high water table 12 to 18 inches) with average of more than 35 percent clay in the particle size control section on slightly higher landscapes
Roper soils--very poorly drained soils (seasonal high water table 0 to 12 inches) with histic epipedons on similar landscapes
Wasda soils--very poorly drained soils (seasonal high water table 0 to 12 inches) with less silt in the particle size control section on similar landscapes
Weeksville soils--very poorly drained soils (seasonal high water table 0 to 12 inches) with average of less than 18 percent clay in the particle size control section on similar landscapes
DRAINAGE AND PERMEABILITY:
Agricultural Drainage Class: Very poorly drained
Permeability: Moderately slow
USE AND VEGETATION:
Major Uses: Cropland and forest
Dominant vegetation: Where cultivated--corn, soybeans, truck crops, pasture grasses, and legumes; where wooded--sweetgum, swamp tupelo, water tupelo, red maple, bald cypress, pond pine, water oak, willow oak, hickory, southern bayberry, sweetbay, magnolia, switch cane, and greenbrier.
DISTRIBUTION AND EXTENT:
Distribution: Lower Coastal Plain of Georgia, Maryland, Mississippi, North Carolina, South Carolina, and Virginia
Extent: Moderate
MLRA SOIL SURVEY REGIONAL OFFICE (MO) RESPONSIBLE: Raleigh, North Carolina
SERIES ESTABLISHED: Hyde County, North Carolina; 1909 (Lake Mattamuskeet Area).
REMARKS: The Hyde series is centered on a high content of silt plus very fine sand in the control section.
Diagnostic horizons and features recognized in this pedon:
Umbric epipedon--the zone from the surface to a depth of 15 inches. (The Ap and A horizons)
Argillic horizon--the zone between 15 and 51 inches. (The Btg1 and Btg2
horizons)
Aquic conditions--observed endosaturation near the surface and redoximorphic features consisting of iron depletions and accumulations in the zone between 15 and 62 inches (Btg1, Btg2, Btg3 and Cg horizons)
ADDITIONAL DATA:
TABULAR SERIES DATA:
SOI-5 Soil Name Slope Airtemp FrFr/Seas Precip Elevation
NC0084 HYDE 0-2 61-65 200-260 46-58 5-25
SOI-5 FloodL FloodH Watertable Kind Months Bedrock NC0084 NONE RARE 0-1.0 APPARENT NOV-MAY >60SOI-5 Depth Texture 3-Inch No-10 Clay% -CEC- NC0084 0-17 L SIL VFSL 0-0 98-100 5-18 4-14 NC0084 0-17 MK-L 0-0 100-100 7-18 11-19 NC0084 17-54 CL L SICL 0-0 98-100 18-35 5-10 NC0084 54-72 VAR
SOI-5 Depth -pH- O.M. Salin Permeab Shnk-Swll NC0084 0-17 3.5-5.5 3.-10 0-0 0.6-2.0 LOW NC0084 0-17 3.5-5.5 10-15 0-0 2.0-6.0 LOW NC0084 17-54 3.5-5.5 1.-3.0 0-0 0.2-0.6 LOW NC0084 54-72