Onion seeds

  • There’s something deeply satisfying about growing crisp, flavorful onions from seed — the true backbone of every kitchen garden. At Seed Organica, our premium non-GMO onion seeds are handpicked and tested for quality to help home gardeners across the USA grow vibrant, easy-to-harvest bulbs with freshness you can taste and trust.

Growing the Best Onion Seeds

  • High-germination, USA-grown onion seeds for reliable harvests.
  • Easy to grow in gardens or containers for beginners and experts alike.
  • Heirloom-quality seeds tested for purity, flavor, and strong growth.

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Onion Seeds – Shallots
Onion Seeds – Shallots
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Onion Seeds – Shallots

$14.99 USD
$14.99 USD
Onion Seeds – Sweet Yellow
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Onion Seeds – Sweet Yellow

$14.99 USD
$14.99 USD
Onion Seeds – Vidalia
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Onion Seeds – Vidalia

$15.98 USD
$15.98 USD
Onion Seeds – Red Torpedo
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Onion Seeds – Red Torpedo

$14.99 USD
$14.99 USD
Onion Seeds – Mix
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Onion Seeds – Mix

$15.98 USD
$15.98 USD
Onion Seeds – Red Long of Tropea
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Onion Seeds – Red Long of Tropea

$15.87 USD
$15.87 USD
Onion Seeds – Apache
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Onion Seeds – Apache

$14.99 USD
$14.99 USD
Onion Seeds – Borettana Cipollini
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Onion Seeds – Borettana Cipollini

$14.99 USD
$14.99 USD
Onion Seeds – Sweet
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Onion Seeds – Sweet

$15.87 USD
$15.87 USD
Onion Seeds – Red Burgundy
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Onion Seeds – Red Burgundy

$14.99 USD
$14.99 USD
Onion Seeds – Yellow
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Onion Seeds – Yellow

$14.99 USD
$14.99 USD
Onion Seeds – Paris Silverskin Pearl
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Onion Seeds – Paris Silverskin Pearl

$14.99 USD
$14.99 USD
Onion Seeds – Welsh
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Onion Seeds – Welsh

$14.99 USD
$14.99 USD
Onion Seeds – Crystal White
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Onion Seeds – Crystal White

$14.99 USD
$14.99 USD
Onion Seeds – Tropeana Lunga Heirloom
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Onion Seeds – Tropeana Lunga Heirloom

$14.99 USD
$14.99 USD
Onion Seeds – White Sweet Spanish
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Onion Seeds – White Sweet Spanish

$14.99 USD
$14.99 USD
Onion Seeds – Red Candy Apple
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Onion Seeds – Red Candy Apple

$14.99 USD
$14.99 USD

How long do onion seeds take to germinate?

  • Onion seeds typically germinate in 7–10 days when kept in warm, moist soil (around 70°F).

Can I grow onions from seeds in containers?

  • Yes! Onion seeds grow very well in deep containers or raised beds with good drainage and full sunlight.

When should I plant onion seeds in the USA?

  • Start seeds indoors 8–10 weeks before your last frost date. In warmer zones, you can sow directly outdoors in early spring or fall.

How long does it take to harvest onions from seed?

  • Depending on the variety, onions mature in about 90–120 days from transplanting.