Half Hardy Perennial grown as an annual. Definitely one for the collector of beautiful plants. Having large intense rich blue tubular flowers. Flowers mid summer to mid autumn. Ideal for summer pots and containers, the annual and tender perennial flower border. Hardy in very mild locations, position in a warm location in full sun. Sow on the compost surface from February to end of May. An ideal companion to Begonias, Pentas, Tithonias and Rudbeckias.