Rarely seen pale blue flowered form of this tropical looking hardy species. Upright growth with deep green foliage and generous spikes of flowers from mid-summer. Good soil with a deep mulch, sun. 1.2m.
A very pretty form with denim blue flowers in big purple bracted spikes giving a good show long after each flower has fallen. Makes a fairly big clump in time to 30cm high. Ordinary soil in sun.
A striking form with light creamy yellow flowers with pinkish buds and flower bases. Has proved hardy and strong for us through two very cold winters so far. 80cm.