Native Plant Nursery
Ann Arbor, MI.
Plant Database Documentation
Defines the estimated probability for which a species is likely to occur in wetland soils. Negative signs (-) indicating a wet tendency and positive signs (+) indicating a dry tendency.
This W coefficient originated from the Michigan Floristic Quality Assessment, 1996.
The Native Plant Nursery LLC, Ann Arbor, Michigan, US
we grow plants native to Michigan from Michigan collected seed or plants.