The Shivwitz milk vetch has adapted to grow only on soft, purple-hued clays. When wet, these plum-colored clays become like glue; when dry, they often shrink and crumble. Despite these dynamic soil ...

DESCRIPTION: The Holmgren's milk vetch is a stemless, herbaceous perennial that produces leaves and small purple flowers in spring — both of which die back to the plant's roots after flowering season.