Disney Wilderness Preserve NEON (DSNY) Soil Descriptions

Ap--0 to 9 centimeters (0.0 to 3.5 inches); very dark gray (10YR 3/1) interior fine sand, dark gray (10YR 4/1) interior, dry; 92 percent sand; 5 percent silt; 3 percent clay; weak fine granular, and weak very fine granular structure; very friable, nonsticky, nonplastic; low excavation difficulty; common medium roots throughout and many fine roots throughout; clear smooth boundary. Lab sample # 13N02896. Uncoated sand grains (10YR 7/1) comprise about 5% of the individual sand grains.

AE--9 to 26 centimeters (3.5 to 10.2 inches); dark gray (10YR 4/1) interior fine sand; 95 percent sand; 3 percent silt; 2 percent clay; weak medium subangular blocky, and weak coarse subangular blocky structure; very friable, nonsticky, nonplastic; low excavation difficulty; common medium roots throughout and many fine roots throughout; gradual wavy boundary. Lab sample # 13N02897. Uncoated sand grains (10YR 7/1) comprise about 25% of the individual sand grains.

E--26 to 43 centimeters (10.2 to 16.9 inches); gray (10YR 5/1) interior fine sand; 96 percent sand; 2 percent silt; 2 percent clay; structureless single grain; loose, nonsticky, nonplastic; low excavation difficulty; common medium roots throughout and common fine roots throughout; 3 percent faint 10YR 4/2), moist, organic stains on surfaces along root channels; abrupt wavy boundary. Lab sample # 13N02898

Bh1--43 to 55 centimeters (16.9 to 21.7 inches); black (10YR 2/1) interior fine sand; 93 percent sand; 3 percent silt; 4 percent clay; weak fine subangular blocky, and weak medium subangular blocky structure; very friable, slightly sticky, nonplastic; low excavation difficulty; common medium roots throughout and common fine roots throughout; gradual wavy boundary. Lab sample # 13N02899

Bh2--55 to 69 centimeters (21.7 to 27.2 inches); 80 percent dark reddish brown (5YR 3/4) interior and 20 percent dark brown (7.5YR 3/2) interior fine sand; 94 percent sand; 3 percent silt; 3 percent clay; weak medium subangular blocky, and weak coarse subangular blocky structure; very friable, slightly sticky, nonplastic; low excavation difficulty; common medium roots throughout and common fine roots throughout; and 4 percent distinct 7.5YR 2.5/1), moist, organic stains on surfaces along root channels; clear wavy boundary. Lab sample # 13N02900. 5% pale brown (10YR 6/3) uncoated sand grains

E'1--69 to 99 centimeters (27.2 to 39.0 inches); brown (10YR 5/3) interior fine sand; 96 percent sand; 2 percent silt; 2 percent clay; structureless single grain; loose, nonsticky, nonplastic; low excavation difficulty; common medium roots throughout and common fine roots throughout; 5 percent distinct 7.5YR 3/3), moist, organic stains on surfaces along root channels; 10 percent medium faint 10YR 7/2), moist, iron depletions with diffuse boundaries in matrix; 2 percent nonflat rounded moderately cemented 10 to 30-millimeter iron-manganese nodules; gradual wavy boundary. Lab sample # 13N02901

E'2--99 to 136 centimeters (39.0 to 53.5 inches); light brownish gray (10YR 6/2) interior fine sand; 96 percent sand; 2 percent silt; 2 percent clay; structureless single grain; loose, nonsticky, nonplastic; low excavation difficulty; common fine roots throughout; 2 percent distinct 7.5YR 3/3), moist, organic stains on surfaces along root channels; and 2 percent fine distinct irregular 7.5YR 4/4), moist, iron-manganese masses with sharp boundaries in matrix and 10 percent medium faint irregular 10YR 7/2), moist, iron depletions with diffuse boundaries in matrix; 1 percent nonflat rounded moderately cemented 10 to 30-millimeter iron-manganese nodules; gradual wavy boundary. Lab sample # 13N02902

E'3--136 to 152 centimeters (53.5 to 59.8 inches); brown (10YR 5/3) interior fine sand; 96 percent sand; 2 percent silt; 2 percent clay; structureless single grain; loose, nonsticky, nonplastic; low excavation difficulty; 2 percent fine distinct irregular 7.5YR 5/6), moist, iron-manganese masses with sharp boundaries in matrix and 5 percent medium faint irregular 10YR 6/2), moist, iron depletions in matrix; abrupt wavy boundary.

B'h--152 to 204 centimeters (59.8 to 80.3 inches); very dark brown (7.5YR 2.5/2) interior fine sand; 91 percent sand; 5 percent silt; 4 percent clay; weak medium subangular blocky structure; very friable, slightly sticky, nonplastic; low excavation difficulty; 2 percent fine distinct irregular 7.5YR 5/6), moist, iron-manganese masses with sharp boundaries in matrix. Lab sample # 13N02904. Horizon color grades from 7.5YR 2.5/2 to 10YR 3/2. With saturation, it is difficult to obtain a correct depth measurement.