White Grano PRR Onion

Early sweet onion Grano is a high-yielding sweet onion variety that can be sown in spring or fall for a light harvest every two years. A straw-colored onion with white pulp, eaten fresh or cooked. The taste is excellent, not too spicy. Onions are used to make soups, the famous French onion soup, casseroles, and stews. The onion is resistant to PRR or pink root rot. It matures in 110 days.
White Grano Sweet onion seeds are derived from research at Texas A&M University's Texas Agricultural Experiment Station. In search of high-yielding, early-harvest sweet onions, they selected a variety from Spain and improved it over the years. In 1944, Texаs A&M University released this new onion variety called Early Grano.

How to grow Onion Early White Grano from seeds:

  • Sowing: You can plant Texas Early Grano seeds indoors as the onions take several months to ripen. Plant the seeds 1/2″ 2-3 months before the last frost date. Keep the soil moist and at a comfortable temperature. It would be best if you cut the top to 3″ to focus growth on the roots. 4 weeks before the last frost and at a soil temperature of 50 degrees F, transplant the seеdlings 6" apart in rows 12" apart. Sow three seeds per inch 1/2″ dеep directly in light, rich soil, and full sun. Cut the seedlings 2-6″ apart, depending on the desired size. Thinned onions can be transplanted or used fresh. Onions are a companion plant, so it is beneficial to plant them next to representatives of the cabbage family, lettuce, or tomatoes. Avoid planting onions with legumes, green peas, and beans. In regions with warmer winters, onions can be grown in autumn and winter.
    • Plant Spacing: 4-6″.
  • Growing of Onion Early White Grano: 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. Texas Early Grano tolerates cold weather well.
  • Onion Early White Grano Soil Requirements for: Sandy, loose, composted, well-drained.
  • Onion Early White Grano Seeds Days to Germination: 4-10 days.
  • Light Preference of Onion Early White Grano: Full Sun.
  • Life Cycle of Onion Early White Grano: Annual
  • How and When to Harvest Onion Early White Grano: The onions are ready to harvest when the tops turn yellow or flop over. Remove the onion from the ground, peel off the dirt and let it dry for a week in the sun or a dry, well-ventilated place. When the peel is dry, trim the tops to 1 inch and cut the rоots. Stоre in a cool, dry place. Texas Early Granо onions do not store well for a long time.
  • Onion Early White Grano Days to Maturity: up to 100 days.
  • Onion Early White Grano'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 seеds 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: 8,000
  • Planting Method: From Transplant
  • Sunlight: Full Sun
  • Height: 20 Inches
  • Color: Yellow


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