Sow at a depth of approx.
0.98 inches (2.5 cm) and aim for a distance of at least
1.95 inches (5.0 cm) between Onion plants. Soil temperature should be kept higher than
13°C / 55°F to ensure good germination.
By our calculations, you should look at sowing Flat of Italy about 28 days before your last frost date.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Flat of Italy is a very hardy plant.
Onions are flat and red in color.
Piatta d’Italia, red “cipollini”