The climate is tropical semiarid. The average annual temperature ranges from 76 to 82 degrees F., and the mean annual precipitation is about 40 inches. These include the Glynn , Hesselberg , Hogensborg , and Sion soils. All of these soils are on lower positions. Hesselberg soils have petrocalcic horizons.
Hogensborg soils are very deep, and have fine, smectitic particle-size control sections.
Most areas of Arawak soils are used for pastureland or rangeland. Some areas have been converted to residential and urban development. Vegetation consists of grasses and shrubs. St. Croix Island, U.S. Virgin Islands. The series is of small extent.