This captivating tuberous perennial, reaching around 40cm (16in) in height, showcases strap-shaped green leaves that elegantly embrace robust, red stems. The highly distinctive brick-red flowers, suffused with purple, bloom in loose clusters from mid-July to August, adding a touch of tropical flair to the garden borders, 'Harvington Imperial' can also grace pots and containers, though some frost protection is advisable during severe frosts.