Dalea purpurea (Purple Prairie Clover)
Dalea purpurea (Purple Prairie Clover)
30 (50)cm, Purple Prairie Clover is a herbaceous perennial with several upright stems covered with short, linear 5-segmented leaves, crowned by cylindrical purple rose spikes. It is native of prairies from S Canada to S and north-eastern USA. For any humus rich, very well drained, slightly rocky soil in full sun. VII-VIII.More Details »