Ap--9 to 17 centimeters (3.5 to 6.7 inches); dark brown (10YR 3/3) gravelly fine sandy loam; weak fine subangular blocky, and weak medium subangular blocky structure; very friable; many very fine roots throughout and many medium roots throughout and many fine roots throughout and many coarse roots throughout; 5 percent nonflat subangular 75 to 250-millimeter unspecified fragments and 12 percent nonflat subangular 2 to 75-millimeter unspecified fragments; strongly acid, pH 5.4, Bromcresol green; clear wavy boundary. Lab sample # 12N03207