A half hardy annual with unusual navy, purple and grey flowers, that grows to around 500mm (18") high.
Week 14; Sow seeds in pots/trays of seed compost and germinate at 18°-20°C (64°-68°F)
Germination should take about a week.
Week 16; When seedlings are large enough to handle prick out into trays/boxes of potting compost and grow on at 10°- 12°C (50°-54°F) for a week to ten days, then place in a coldframe to harden off until planting out time.
Week 22; Plant out 300m (12") apart in a sunny position in any fertile garden soil.