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Onion seeds are the small, dried seeds of the onion plant, Allium cepa, used for growing onions. They are typically small, round, and vary in color from brown to black. These seeds germinate into onion plants, which can be harvested for their bulbs or green tops. Onion seeds are essential for commercial farming and home gardening, providing a reliable means to cultivate this popular vegetable.
| Seed type | Hybrid or open-pollinated |
| Germination rate | Typically 80% to 95% |
| Seed size | 1 to 3 mm in diameter |
| Shelf life | 1 to 3 years under proper storage conditions |
| Planting depth | 1 to 2 cm |
| Row spacing | 20 to 30 cm |
When selecting onion seeds, consider the type (hybrid or open-pollinated) based on your growing conditions and market needs. It's important to check the germination rate and ensure the seeds are fresh for optimal growth. Specify the desired variety, such as yellow, red, or white onions, and inquire about any certifications related to organic or non-GMO status. Quantities can vary based on the scale of your planting operation.
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Onion seeds are typically planted in early spring or late winter, depending on the climate.
Onion seeds usually germinate within 7 to 14 days under optimal conditions.
Yes, but ensure they are from open-pollinated varieties for true-to-type seeds.
Onion seeds require well-drained soil, full sun, and consistent moisture.
Plant onion seeds at a depth of 1 to 2 cm.
Yes, common varieties include yellow, red, and white onions, each with unique flavors and uses.