Runoff is medium or rapid. Some areas of Grantsburg soils are in woodland and some areas are cultivated. Corn, soybeans, small grain, and grass-legume mixtures are the principal crops. Some areas that were previously cropped are now idle and are vegetated by broomsedge, fescue, or woody second growth. Natural vegetation was deciduous forest.
Extent is large.
Grantsburg Soils - A Summary of Pertinent Data for use in Classification and Interpretation. The type location was re-examined in 1980 to verify the features described. Horizon designations have been adjusted to reflect those findings. Data from the typical pedon, laboratory numbers 17582 to 17594, University of Illinois, are on file at the SCS state office.