Ensure a distance of
1.95 feet (60.0 cm) between seeds when sowing - look to sow at a depth of approximately
0.0 inches (0.01 cm). Soil temperature should be kept higher than
25°C / 77°F to ensure good germination.
By our calculations, you should look at sowing King Crimson about 56 days before your last frost date.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as King Crimson is a very hardy plant.