Harris Seeds Sweet Spanish Onion
Best long-day onion variety for home gardeners and fresh market growers.
These onions are the gold standard for versatility, offering a mild, crisp bite that shines just as well in a raw salad as it does sautéed. You will need to commit to a long-day growing cycle, but the reward is a uniform, high-quality harvest that is as beautiful as it is delicious.
$9.69
In stock
at
Harris Seeds
Who it's for
- Home cooks seeking mild, crisp onions for fresh salads
- Gardeners aiming for maximum harvest volume per plant
- Preservationists wanting sweet onions that last through the winter
Who should skip it
- Southern growers living in regions with shorter daylight hours
- Gardeners in humid climates prone to fungal rot
- Chefs requiring a bold, pungent onion flavor for cooking
Performance breakdown
Harvest Flexibility
Adaptable growth allows for early scallion harvest or full bulb maturity.
Regional Suitability
Strict long-day requirement limits success to northern latitude growing zones.
Germination Reliability
Consistent seven to twelve day window provides a predictable garden start.
Market Appeal
Glistening white skin finish ensures high visual impact for fresh sales.
Storage Potential
Best suited for immediate consumption rather than extended winter pantry storage.
Culinary Versatility
Mild flavor profile excels in both raw salads and cooked dishes.
Key Specs
Daylength
Long Day (requires 14-16 hours)
Plants
50-60 transplants/count
Soil Temperature
60-65°F
Germination Days
7-12 Days
Seeding Depth
0.25-0.5"
Maturation Days
120 Days
Planting Method
Transplant
Spacing in Row
2-4"
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