Ratibida columnifera (Upright Prairie Coneflower)
Ratibida columnifera (Upright Prairie Coneflower)
100 (140)cm, Upright Prairie Coneflower, Long-headed Coneflower, or Mexican Hat makes unusual flowers with golden petals surrounding an elongated, pale brownish central disk. This perennial is native from south-western Canada to N Mexico, east to Minnesota and Texas (USA). For any rich, well drained soil in full sun. VI-VIII.More Details »