Aim to sow
0.04 inches (0.1 cm) deep and try to ensure a gap of at least
11.7 inches (30.0 cm). For optimal germination, soil temperature should be a minimum of
18°C / 64°F.
By our calculations, you should look at sowing Sekiin47 about 56 days before your last frost date.
Sekiin47 is half hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.