Start seeds indoors six weeks before last frost date.
Sow 0.39 inches (1.0 cm) deep with a guideline distance of 0.78 inches (2.0 cm). For optimal germination, soil temperature should be a minimum of 12°C / 54°F.Plant to the first set of true leaves to promote strong root growth.
Mottled orange is tender, so ensure you wait until all danger of frost has passed in your area before considering planting outside.