Barletta Onion 

The small white onions of the early Italian Barletta onions are used for pickling and are sometimes called pearl onions. The bulbs have a mild flavor and are used to make soups, sauces, and kebabs. It matures in about 60-69
Grow onions in rich, moist, weed-free soil. Thanks to their shallow root system and minimal space requirements, Barletta onions can be grown in raised beds and containers at home.
Onions are very beneficial for the body; they contain anti-cancer compounds and significant amounts of vitamin C.

How to grow Onion Barletta from seeds:

  • Sowing: Plant the onions indoor 8-10 weeks before the last frost in a soil temperature of 60-75ºF. Sow 1/4" deep at 1/4" spacing. Transplant adult seedlings in mid/late spring, 2-6" apart. Fertilize the seedlings with liquid every 7-10 days.
    • Plant Spacing: 2-6″.
  • Growing of Onion Barletta: Onions are hygrophilous. Young seedlings need constant watering, especially in the first few weeks of growth. To make it easier for onions to grow, remove weeds on time. A layer of mulch can help keep the soil moist and slow weed growth. Needs fertile, well-drained soil. Amend with compost or apply organic granular fertilizer. Adequate water is essential for optimum growth, 1″ per week. 
  • Onion Barletta Soil Requirements for: Rich, moist, and well-draining; 6.2 to 6.8 pH.
  • Onion Barletta Seeds Days to Germination: 14-21 days.
  • Light Preference of Onion Barletta: Full Sun.
  • Life Cycle of Onion Barletta: Annual.
  • How and When to Harvest Onion Barletta: Stop watering a week before harvest. The onions are ripe when the tops are soft and begin to fall. Remove the onion, peel off any dirt and let it dry for a few days in the sun. Store in a cool, dark place at 35-40ºF and 65-70% humidity.
  • Onion Barletta Days to Maturity: 60 to 69 days.
  • Onion Barletta's Seed Saving:  Onions produce seeds after overwintering. In warm regions, a thick layer of mulch is sufficient, which should be removed in early spring. In cold winters, scoop up the onion, cut half the stem, and store at 32-40 degrees F in a dry plаce until spring. Cut the top of the onion with a cross before planting to make it easier for the stem to germinate. Plants will bloom and give seeds. Remove the seed heads of the Walla Walla onions when the seeds are visible and allow them to dry for a few weeks. Thresh thе seeds and store them in a cool, dry place for up to 2 years.


  • Latin Name: Allium cepa
  • Type: Open Pollinated, Heirloom, Cool Season|Warm Season
  • USDA Zones: 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
  • Seeds per Ounce: 9,000
  • Planting Method: From Transplant
  • Sunlight: Full Sun
  • Height: 16 Inches
  • Color: White


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