NJ Established Series Rev. The Neshaminy series consists of deep and very deep, well drained soils formed in materials weathered from diabase and other dark colored basic rocks.
Permeability is moderately slow.
Mean annual precipitation is 42 inches. Neshaminy channery silt loam - forested, very stony. Solum thickness ranges from 40 to 60 inches. Depth to bedrock is 4 to 6 feet or more. Rock fragments of subrounded diabase and angular quartzite range from 0 to 40 percent in individual horizons of the upper part of the solum and from 0 to 60 percent in the lower part and C horizons.