Sow
0.2 inches (0.5 cm) deep with a guideline distance of
1.95 inches (5.0 cm). Soil temperature should be kept higher than
18°C / 64°F to ensure good germination.
By our calculations, you should look at sowing Calcutta Round #1 about 38 days before your last frost date.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Calcutta Round #1 is a tender plant.