Seed Count 40 Tomato Principe Borghese Tomato Principe Borghese . Popular Italian heirloom variety that produces prolific crops of egg sized deeper than round plum fruits with a sharper vine ripened flavor, ideal for salads & sun drying. The plants will benefit from support such as caging. Determinate. 75 days from planting out. Cultivation Advice Tomato Principe Borghese Sow in spring 1/16 inch deep. Germination takes around 6-14 days at 65-75F. Transplant the seedlings when large enough to handle into 3 inch pots. Grow on under cooler conditions & when about 8 inches tall, either plant in their growing position in the greenhouse or gradually acclimatise them to outdoor conditions & plant out 18 inches apart in a warm & sunny spot in moist, fertile well drained soil & keep watered. Vegetable - Tomato Principe Borghese 40 Premium Quality Seeds