Sow
1.95 inches (5.0 cm) deep with a guideline distance of
3.9 inches (10.0 cm). For optimal germination, soil temperature should be a minimum of
16°C / 61°F.
By our calculations, you should look at sowing Poltscka about 14 days after your last frost date.
Poltscka is tender, so ensure you wait until all danger of frost has passed in your area before considering planting outside.