Start seeds indoors six weeks before last frost date.
Sow at a depth of approx. 0.78 inches (2.0 cm) and aim for a distance of at least 0.78 inches (2.0 cm) between Tomato plants. Soil temperature should be kept higher than 12°C / 54°F to ensure good germination.By our calculations, you should look at sowing Costoluto Fiorentino about 42 days before your last frost date.
Plant to the first set of true leaves to promote strong root growth.
As Costoluto Fiorentino is tender, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.Costoluto means ribbed in Italian, and Fiorentino indicates it’s from Florence, or the Tuscany region.
Said to be from Florence/Tuscany region of Italy.
Constoluto, Costaluto, Costaluto Genovese, Costaluto Fiorentino, Costaluto toscano
Costoluto, Costoluto Genovese, Costoluto Toscano