Spring sowing for flowers in summer :
Height: 30-120cm. Position: Full Sun. Spacing: 20-35cm.
Soak the seeds overnight, which helps break down the tough seed casing.
Sow in pots or a seed tray, covering with 5mm compost.
Keep at about 20°C.
Germinates in 2-3 weeks.
Only water during long dry periods.