Ensure a distance of
1.88 feet (58.0 cm) between seeds when sowing - look to sow at a depth of approximately
0.5 inches (1.27 cm). Soil temperature should be kept higher than
21°C / 70°F to ensure good germination.
By our calculations, you should look at sowing Gnadenfeld about 14 days before your last frost date.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Gnadenfeld is a hardy plant.
By our calculations, you should look at planting out Gnadenfeld about 88 days before your last frost date.