Cold-dry climates of the upper midwest often include growing season moisture deficits and cold winters.  To the south and west are WUSL at the edge of the Ozark Plateau and KSBS at the western extent of forest.

Sites assimilated thus far include:

Ann Arbor (ANNA)

University of Michigan Biological Station (UMBS)

Treehaven (NEON TREE)

Univ Notre Dame Env Res Center (UNDERC and NEON UNDE)

Washington Univ St Louis Tyson Research Center Plot (WUSL)

Univ Kansas Field Station (UKFS)