Freeman soil series
Landscape--Columbia basalt plateau
Landform--loess hills
Slope--0 to 25 percent
Parent material--Holocence and late Pleistocence loess with a minor amount of volcanic ash in upper part
Mean annual precipitation--about 580 mm
Mean annual air temperature--about 8 degrees C
Depth class--very deep
Drainage class--moderately well drained
Soil moisture regime--xeric
Soil temperature regime--mesic
Soil moisture subclass--aquic
TAXONOMIC CLASS: Fine-silty, mixed, superactive, mesic Aquandic Palexeralfs
Mean annual soil temperature--8 to 9 degrees C
Moisture control section--usually moist, but dry 60 to 75 consecutive days following summer solstice in most years
Depth to argillic horizon--40 to 75 cm
Average content of clay in particle-size control section--20 to 35 percent in upper part, 27 to 40 percent in lower part
Thickness of volcanic ash influence--18 to 25 cm
USE AND VEGETATION:
Use--dominantly crop production
Common crops--small grain, peas, alfalfa, grass
Potential natural vegetation--ponderosa pine, scattered Douglas-fir, Idaho fescue, bluebunch wheatgrass, pinegrass, sedges, rose, common snowberry, serviceberry
DISTRIBUTION AND EXTENT: Eastern Washington and possibly northern Idaho; MLRA 9; moderate extent
For a detailed description, visit:
soilseries.sc.egov.usda.gov/OSD_Docs/F/FREEMAN.html
For acreage and geographic distribution, visit:
Freeman soil series
Landscape--Columbia basalt plateau
Landform--loess hills
Slope--0 to 25 percent
Parent material--Holocence and late Pleistocence loess with a minor amount of volcanic ash in upper part
Mean annual precipitation--about 580 mm
Mean annual air temperature--about 8 degrees C
Depth class--very deep
Drainage class--moderately well drained
Soil moisture regime--xeric
Soil temperature regime--mesic
Soil moisture subclass--aquic
TAXONOMIC CLASS: Fine-silty, mixed, superactive, mesic Aquandic Palexeralfs
Mean annual soil temperature--8 to 9 degrees C
Moisture control section--usually moist, but dry 60 to 75 consecutive days following summer solstice in most years
Depth to argillic horizon--40 to 75 cm
Average content of clay in particle-size control section--20 to 35 percent in upper part, 27 to 40 percent in lower part
Thickness of volcanic ash influence--18 to 25 cm
USE AND VEGETATION:
Use--dominantly crop production
Common crops--small grain, peas, alfalfa, grass
Potential natural vegetation--ponderosa pine, scattered Douglas-fir, Idaho fescue, bluebunch wheatgrass, pinegrass, sedges, rose, common snowberry, serviceberry
DISTRIBUTION AND EXTENT: Eastern Washington and possibly northern Idaho; MLRA 9; moderate extent
For a detailed description, visit:
soilseries.sc.egov.usda.gov/OSD_Docs/F/FREEMAN.html
For acreage and geographic distribution, visit: