BIRCHWOOD PEDON DESCRIPTION 2332105

Print Date: 8/8/02
Description Date: 10/29/96
Describer: Meredith Ashworth

Site ID: 2332105

Site Note:  
Pedon ID: 2332105
Lab Pedon #:
Lab Source ID:

Soil Name as Described/Sampled: Birchwood
Soil Name as Correlated:
Classification:   Coarse-loamy, mixed, mesic Aquic Dystrudepts

Pedon Type: modal pedon for map unit
Pedon Purpose: full pedon description
Taxon Kind: series

Location Information
County:   Plymouth
State:   Massachusetts
MLRA:   144A -- New England And Eastern New York Upland, Southern Part
Soil Survey Area:   MA023 -- Plymouth County, Massachusetts
Map Unit:   321B -- Birchwood loamy sand, 3 to 8 %, v. stony

Location Description:   Rocky Gutter Wildlife Management Area
Legal Description:  

Latitude: 41 degrees 51 minutes 12 seconds north
Longitude: 70 degrees 50 minutes 25 seconds west
Datum: NAD83
UTM Zone: 19
UTM Easting: 347236 meters
UTM Northing: 4635136 meters

Physiographic Division:  
Physiographic Province:  
Physiographic Section:  
State Physiographic Area:  
Local Physiographic Area:   Rocky Gutter Wildlife Management Area

Geomorphic Setting:   footslope of side slope of drumlinoid ridge
footslope of side slope of upland
Upslope Shape: concave
Cross Slope Shape: concave

Primary Earth Cover: tree cover
Secondary Earth Cover: intermixed conifers and hardwoods

Parent Material:   eolian sands over basal till
Bedrock Kind:
Bedrock Depth:
Bedrock Hardness:
Bedrock Fracture Interval:

Surface Fragments:  

Particle Size Control Section: 25 to 76 cm.

Diagnostic Features:   fibric soil materials 0 to 3 cm.
ochric epipedon 0 to 15 cm.
hemic soil materials 3 to 8 cm.
sapric soil materials 8 to 9 cm.
albic materials 13 to 15 cm.
spodic horizon 15 to 25 cm.
cambic horizon 25 to 67 cm.
densic materials 76 to cm.

Restrictions
Top Depth (cm) Bottom Depth (cm) Restriction Kind Restriction Hardness
76
densic material

Slope (%) Elevation (meters) Aspect (deg) MAAT (C) MSAT (C) MWAT (C) MAP (mm) Frost Free Days Drainage Class Slope Length (meters) Upslope Length (meters)
4 35 60


1197
moderately well


Oi--0 to 3 cm; slightly decomposed plant material; abrupt wavy boundary.

Oe--3 to 8 cm; very dark brown (10YR 2/2), moderately decomposed plant material; abrupt wavy boundary.

Oa--8 to 9 cm; highly decomposed plant material; abrupt wavy boundary.

A--9 to 13 cm; black (N 2.5/), mucky sandy loam; moderate granular structure; very friable; many medium roots throughout and many coarse roots throughout and many fine roots throughout; clear wavy boundary.

E--13 to 15 cm; dark grayish brown (2.5Y 4/2), sandy loam; friable; many fine roots throughout and many medium roots throughout and many coarse roots throughout; clear irregular boundary.

Bh--15 to 25 cm; dark brown (10YR 3/3), sandy loam; moderate subangular blocky structure; very friable; many fine roots throughout and many medium roots throughout and many coarse roots throughout and few very coarse roots throughout; clear wavy boundary.

Bw--25 to 67 cm; light olive brown (2.5Y 5/6), sandy loam; moderate subangular blocky structure; friable; common fine roots throughout and common medium roots throughout and common coarse roots throughout; 2 percent nonflat subangular 2 to 75 millimeter mixed rock fragments; clear wavy boundary.

BC--67 to 76 cm; olive yellow (2.5Y 6/6), loamy sand; weak subangular blocky structure; friable; few fine roots throughout and few medium roots throughout and few coarse roots throughout; 5 percent distinct yellowish brown (10YR 5/6), moist, masses of oxidized iron and 2 percent distinct light yellowish brown (2.5Y 6/3), moist, iron depletions and 1 percent prominent strong brown (7.5YR 5/8), moist, masses of oxidized iron; 10 percent subangular 2 to 75 millimeter mixed rock fragments and 2 percent subrounded 2 to 75 millimeter mixed rock fragments; abrupt wavy boundary.

2Cd1--76 to 99 cm; light yellowish brown (2.5Y 6/4), gravelly loamy sand; massive; firm; 3 percent distinct light olive brown (2.5Y 5/6), moist, masses of oxidized iron and 2 percent prominent strong brown (7.5YR 5/8), moist, masses of oxidized iron and 1 percent distinct light brownish gray (2.5Y 6/2), moist, iron depletions and 1 percent prominent very dark gray (10YR 3/1), moist, iron depletions; 15 percent subangular 2 to 75 millimeter mixed rock fragments and 3 percent subrounded 2 to 75 millimeter mixed rock fragments; clear wavy boundary.

2Cd2--99 to 152 cm; light brownish gray (2.5Y 6/2), gravelly loamy sand; massive; firm; 4 percent distinct light olive brown (2.5Y 5/6), moist, masses of oxidized iron; 15 percent subrounded 2 to 75 millimeter mixed rock fragments and 2 percent subangular 2 to 75 millimeter mixed rock fragments and 1 percent subrounded 75 to 250 millimeter mixed rock fragments.