Home / Products / Early White Grano Onion Seeds – Non-GMO Heirloom

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Days to Harvest

Onion Early White Grano PRR Seeds

Early White Grano Onion Seeds – Non-GMO Heirloom

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Early White Grano Onion Seeds – Non-GMO Heirloom

Early White Grano Onion Seeds – Non-GMO Heirloom

$4.99

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Early White Grano Onion Seeds – Non-GMO Heirloom
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Features

Life Cycle Annual, Biennial
Planting Season Spring, Summer, Fall, Winter
Sunlight Full sun
Watering Needs Moderate
Hardiness Zone 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b
Suitable Space Indoors, Outdoors
Plant Characteristics Edible
Cultivar Type Heirloom
Seed Treatment Untreated
Certifications Non-GMO

Onion Early White Grano PRR seeds grow large, top-shaped white bulbs (Allium cepa) with sweet, mild flesh and pink-root-resistant vigor. These Early White Grano onion seeds mature early for a short-day type and deliver the juicy, low-pungency flavor Grano onions are known for.

Who it's for

Ideal for southern and warm-climate gardeners who want an early, sweet slicing onion, and for growers whose beds have struggled with pink root disease.

How & when to plant

Start indoors 8 to 10 weeks before the last frost, or direct sow in fall to early winter in mild regions. Sow 1/4 inch deep, thin to 4 inches apart in rows 12 inches apart, in full sun and rich, well-drained soil. A short-day type best for USDA zones 7 and warmer; keep evenly moist while bulbs form.

Harvest

Ready in about 100 to 110 days, earlier than many Granos. Harvest when tops fall and dry; lift bulbs and cure briefly in a dry, airy spot. Best used fresh rather than for long storage.

Benefits & uses

Early White Grano is a sweet, mild onion perfect for fresh salads, salsas, grilling, and sandwiches. Its juicy flesh caramelizes well and adds gentle flavor to cooked dishes.

Growing guide: New to this variety? Read our full guide, How to Grow White Grano Onions From Seed, for step by step sowing, spacing, and harvest tips.

FAQ

Early White Grano PRR is a sweet, top-shaped white onion with thick, juicy, mild rings, and the PRR designation means it carries pink root resistance. It is one of the parent lines behind many famous sweet onions.
PRR stands for pink root resistant. This trait helps the variety resist pink root, a common soilborne fungal disease of onions, making it a more dependable choice in affected soils.
Yes, Early White Grano is a short-day onion that bulbs when days reach about 10-12 hours, so it is best grown in southern and mild-winter regions.
Start seeds indoors 8-10 weeks before transplanting, or direct sow in fall to early winter in mild climates. Sow 1/4 inch deep in full sun and rich, well-drained soil.
True to its name, this is an early variety maturing in about 90-100 days. Harvest when the tops fall over, then cure before use; as a sweet onion it is best eaten fresh rather than stored long-term.
Each packet contains approximately 230 open-pollinated, non-GMO seeds, enough for a full row of these sweet white onions.
Yes, Grano types are mild and sweet, great for fresh eating.
Stored cool, dry, and sealed in the original packet, the seeds stay viable for a couple of years or more, with the best germination in the first year or two.