Erica Vale Seeds - Carnation Giant Chabaud Double Mixed Available Australia Wide When to sow Spring / Autumn Sowing Germination Easy (14-21 days) Description: Frost hardy perennial - height 60cm. An all-time easily grown favourite with most gardeners for fragrance, colour and versatility. Produces beautifully scented large flowers in a wide colour range over a long period. Ideal for garden display, container growing and of course for cutting to enjoy indoors. When to sow: Almost anytime but usually in Spring or Autumn.