Cardamine Oligosperma, or more commonly know as Little Western Bittercress, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and white flowers of the genus Cardamine. It has a rapid growth rate and a height of 1.7 feet at maturity. Its duration is annual which means it grows for one season only. It's active growth period is spring, blooms during early spring, is tolerant of shade and is routinely available commercially. Cardamine Oligosperma or Little Western Bittercress's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, California, Colorado, Idaho, Montana, Nevada, New York, Oregon, Utah, Washington and Wyoming.
Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming