Dalea purpurea (Petalostemum purpureum)
A delicate legume that adds a pop of purple and will draw bees and butterflies wherever you plant it!
Soil: Mesic (Medium) – Xeric (Dry)
Sun: Full Sun
Height: 1-3 feet
Bloom Color: Purple
Bloom Season: July – September
Suggested Uses: Like the White Prairie Clover, Purple Prairie Clover has a vase-shape but the leaves have a finer texture and the flowers are purple or magenta. The plants grow well on sandy, gravelly soils as well as in typical garden soils. Also a great option for heavy clay soils. Beautiful in bouquets! Very attractive to butterflies and bees. Rabbits will browse on this legume.
Native Range: Native to the Great Plains and parts of the Midwest. Native throughout the state of Minnesota.
Pollinators: Bees! Including the federally endangered Rusty Patched Bumble Bee. It is a host plant for the Dog Face Butterfly. Prairie clovers are also an important nectar source for adult monarch butterflies.
Flowers: The flowers grow in 0.5-1″ long cylindrical spikes and bloom in a ring around the spike. The individual flowers are 1/6″ long with one main heart-shaped petal and 4 narrow petal-like structures.
Leaves: The sparse leaves are divided into 3-7 leaflets each 1/2″ – 3/4″ long.
More information: USDA plant profile