Start seeds indoors six weeks before last frost date.
Ensure a distance of 0.78 inches (2.0 cm) between seeds when sowing - look to sow at a depth of approximately 0.2 inches (0.5 cm). Soil temperature should be kept higher than 18°C / 64°F to ensure good germination.By our calculations, you should look at sowing Pompeii about 42 days before your last frost date.
Plant to the first set of true leaves to promote strong root growth.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Pompeii is a tender plant.By our calculations, you should look at planting out Pompeii about 7 days after your last frost date.