Average annual temperature ranges from 53 to 57 degrees F, and average annual precipitation ranges from 36 to 42 inches. Moko soils have bedrock at depths of less than 40 inches. Gunlock and Wrengart soils do not have bedrock within 60 inches. Moderately well drained. Runoff potential is high.
Permeability is moderately slow.
These soils have a perched water table for brief periods during late winter and early spring in most years. Some abandoned areas have reverted to hardwood forest. White oak and red oak are the principal species. Native vegetation is mixed hardwoods. The series is of moderate extent.