- Sow in trays under cover from 3-4 weeks prior to last frost frost 0.25 in (0.5 cm) deep and maintain at 15-20 C (60-65 F) or directly outside from mid spring 0.5 in (1 cm) deep in the flowering position.
- Keep moist until properly established.
- Thin the plants out to 18 in (45 cm) apart.
- Remove dead flowers to prolong blooming and provide support




