Sow the seed thinly direct into finely raked, moist, warm, weed-free soil where the plants are to flower 1.3cm (½") deep. Germination normally takes up to 14 days. As the seedlings develop, thin them out in stages to achieve a final spacing of 23-30cm (9-12"). For early flowering the following year sow direct August/September where the plants are to flower.
Ideal for beds and borders, patio pots and containers, raised beds. Suitable for cutting. Attractive to butterflies and bees. Prefers full sun.