Aim to sow
0.78 inches (2.0 cm) deep and try to ensure a gap of at least
1.30 feet (40.0 cm). For optimal germination, soil temperature should be a minimum of
18°C / 64°F.
By our calculations, you should look at sowing Tangerine gem about 49 days before your last frost date.
Tangerine gem is tender, so ensure you wait until all danger of frost has passed in your area before considering planting outside.