Sow
0.98 inches (2.5 cm) deep with a guideline distance of
1.95 inches (5.0 cm). For optimal germination, soil temperature should be a minimum of
13°C / 55°F.
By our calculations, you should look at sowing French Demi-Long about 28 days before your last frost date.
French Demi-Long is very hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.