Sow
0.25 inches (0.64 cm) deep with a guideline distance of
7.8 inches (20.0 cm). For optimal germination, soil temperature should be a minimum of
10°C / 50°F.
By our calculations, you should look at sowing Lisette about 35 days before your last frost date.
Lisette is hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.