Sow at a depth of approx.
0.23 inches (0.6 cm) and aim for a distance of at least
0.39 inches (1.0 cm) between Carrot plants. Soil temperature should be kept higher than
16°C / 61°F to ensure good germination.
By our calculations, you should look at sowing Manchester Table about 14 days before your last frost date.
As Manchester Table is very hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.