Purple prairie clover has fine delicate foliage and is complemented by magenta to purple flowers that bloom upward on cylindrical spikes. The flowers begin to bloom at the base of the 1 to 3 inch dense spikes traveling upward. Purple Prairie Clover is great u ... sed in the front of a border or in a larger mass in a naturalized setting. It is a host plant for Dogface Butterflies. This striking prairie plant prefers a well drained site with average moisture and is drought tolerant. Purple Prairie Clover occurrs naturally on dry glades, prairies, and savannas.
(Synonym: Petalostemum purpureum.)