Pack of 6 seeds This architectural and pleasing plant is great for the back of the border. Glossy foliage, impressive height and long lasting flower spikes. Purple or white flowers. Hardy perennial. Sowing instructions Place in seed tray at .25 inches (6mm) depth at a temperature between 65-70F (18-20C). Use soilless compost. Then transplant to 7cm pots. Repot as necessary. Plant 60cm apart. When to sow Feb-June
