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Vegetable Seed Onions For Sale In United States

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Top Keeper Onion
Prices start at : 2.85 USD / 1/2 gram

Top Keeper is less susceptible to bolting and splitting than other overwintering varieties. Onions will make top growth until the critical light duration is reached, then bulbing begins.
  • Seed Depth: 1/8-1/2"
  • Days to Emergence: 6-16
  • Min. Germ.: 75%
  • Seeds per 1/2 gram: ≈ 100
  • Seed Life: 1 year
  • Hybrid Variety: Yes
United States
Gate Keeper Onion
Prices start at : 3.15 USD / 1/2 gram

If tops reach over 5 inches before transplant, cut to 3 inches. Onions are photoperiodic plants — they regulate their stages of growth by day length. Onions prefer light, sandy, loamy soils.
  • Hybrid Variety: Yes
  • Seed Life: 1 year
  • Days to Emergence: 6-16
  • Thin Plants To: 2-7"
  • Row Spacing: 12-24"
  • Seed Spacing: 2-4/inch
United States
Keepsake Onion
Prices start at : 3.15 USD / 1/2 gram

Onion thrips and maggots. As bulbs approach maturity, withhold water so protective paper can form. Intermediate-day variety. Check occasionally and immediately remove any sprouting or rotting onions Seed that has been coated with a clay-based material...
  • Days to Emergence: 6-16
  • Seed Life: 1 year
  • Seeds per 1/2 gram: ≈ 100
  • Seed Depth: 1/8-1/2"
  • Min. Germ.: 75%
  • Row Spacing: 12-24"
United States
Pompeii - Onion Seed
Prices start at : 4.10 USD / Packet

Compared to Eclipse, Pompeii is a few days later to mature, with slightly smaller bulbs. 122,200 seeds/lb. Shape, size, and color are all very uniform. Seeding rate can be adjusted to get onions of desired size, or thin after seedlings are established.
  • Hybrid Status: Open Pollinated
  • Days To Maturity: 64 Days
United States
Guardsman - Onion Seed
Prices start at : 4.10 USD / Packet

When using the "dibble method", hilling is reduced or eliminated.Loosen with fork or underminer and gather. Then, beginning in late spring, when 8–18" tall and pencil-thick, transplant outdoors 6" apart, rows 24" apart in holes dibbled about 6" deep.
  • Life Cycle: Annual
  • Latin Name: Allium fistulosum x cepa
  • Hybrid Status: Open Pollinated
United States
White Spear - Onion Seed
Prices start at : 4.10 USD / Packet

207,400 seeds/lb. This forces the leaves higher up the plant resulting in extra-long blanched stalks and a much greater edible portion. Keep well cultivated so that plants receive maximum light.For negi-style scallions with a thicker blanched portion,...
  • Days To Maturity: 65 Days
  • Latin Name: Allium fistulosum
  • Life Cycle: Annual
United States
Nabechan - (F1) Onion Seed
Prices start at : 4.25 USD / Packet

Keep well cultivated so that plants receive maximum light.For negi-style scallions with a thicker blanched portion, start in flats. Bunching onions prefer a soil with a pH of 6.2–6.8. Extra-hardy varieties will normally survive the winter if the soil...
  • Days To Maturity: 60 Days
  • Life Cycle: Annual
  • Hybrid Status: Hybrid (F1)
United States
Desert Sunrise Onion
Prices start at : 3.05 USD / 1/2 gram

Sow up to 10-12 seeds in a 4-6 inch pot. 100 days, when spring sown. Dividing line between short-day and long-day varieties is generally accepted as 36° latitude, roughly along the Kansas/Oklahoma border.
  • Days to Emergence: 6-16
  • Hybrid Variety: Yes
  • Seed Depth: 1/8-1/2"
  • Thin Plants To: 2-7"
  • Row Spacing: 12-24"
  • Min. Germ.: 75%
United States
Forum - Fall (F1) Onion Sets
Prices start at : 8.40 USD / 100 Units

For spring plantings, plant as soon as the soil can be worked. Overhead irrigation can also help knock thrips down off leaves (however, overhead irrigation can also increase the risk of foliar disease).
  • Days To Maturity: 90 Days
  • Latin Name: Allium cepa
  • Hybrid Status: Hybrid (F1)
United States
Purplette - Onion Seed
Prices start at : 4.10 USD / Packet

No skin forms until 2-3 months into the season, making mini onions easy to wash and prepare.Mini onions are smaller and earlier to bulb the further north they are grown. Suited to 40° and higher latitudes for pearl and cipollini onions, for small to...
  • Latin Name: Allium cepa
  • Days To Maturity: 60 Days
United States
Deep Purple - Organic Onion Seed
Prices start at : 4.45 USD / Packet

When using the "dibble method", hilling is reduced or eliminated.Loosen with fork or underminer and gather. Wash, hydrocool, and hold at near freezing until shipped or displayed.If anything you purchase from us proves unsatisfactory, we will either replace...
  • Days To Maturity: 60 Days
  • Hybrid Status: Open Pollinated
  • Life Cycle: Annual
  • Latin Name: Allium cepa
United States
Deep Purple - Onion Seed
Prices start at : 4.10 USD / Packet

When using the "dibble method", hilling is reduced or eliminated.Loosen with fork or underminer and gather. Wash, hydrocool, and hold at near freezing until shipped or displayed.If anything you purchase from us proves unsatisfactory, we will either replace...
  • Life Cycle: Annual
  • Easy Choice: Yes
  • Latin Name: Allium cepa
United States
Bianca Di Maggio - Onion Seed
Prices start at : 4.10 USD / Packet

Thinning is not necessary. As with all onions, full sun, consistent soil moisture, and a fertile soil with a pH of 6.2-6.8 are preferable.Pull by the bunch whenever needed. Keep free of weeds.
  • Hybrid Status: Open Pollinated
  • Life Cycle: Annual
  • Days To Maturity: 80 Days
United States
Parade - Organic Onion Seed
Prices start at : 4.45 USD / Packet

209,800 seeds/lb. This forces the leaves higher up the plant resulting in extra-long blanched stalks and a much greater edible portion. Keep well cultivated so that plants receive maximum light.For negi-style scallions with a thicker blanched portion,...
  • Latin Name: Allium fistulosum
  • Days To Maturity: 65 Days
  • Organic Seeds, Plants, and Supplies: Yes
United States
Evergreen Hardy White - Onion Seed
Prices start at : 4.10 USD / Packet

Only 1–2" of leaves need extend above the soil surface. This forces the leaves higher up the plant resulting in extra-long blanched stalks and a much greater edible portion. Do not firm soil — allow irrigation or rain to fill in the dibble hole.During...
  • Cold Tolerant: Yes
  • Latin Name: Allium fistulosum
  • Hybrid Status: Open Pollinated
United States
Gold Coin - Onion Seed
Prices start at : 4.10 USD / Packet

Thinning is not necessary. As with all onions, full sun, consistent soil moisture, and a fertile soil with a pH of 6.2-6.8 are preferable.Pull by the bunch whenever needed. For bunching or braiding.
  • Life Cycle: Annual
  • Latin Name: Allium cepa
  • Days To Maturity: 80 Days
United States
Red Marble - Onion Seed
Prices start at : 4.25 USD / Packet

As with all onions, full sun, consistent soil moisture, and a fertile soil with a pH of 6.2-6.8 are preferable.Pull by the bunch whenever needed. Approximate latitude range 38-55°.Sow in early spring in 2-4" wide bands or single rows 4" apart, about...
  • Latin Name: Allium cepa
  • Life Cycle: Annual
  • Days To Maturity: 75 Days
United States
Red Creole, Onion Seeds
Prices start at : 2.00 USD / Packet

  • Disease Resistance: Pink Root Rot
  • Zones: 3
  • Fruit Color: Red
  • Life Cycle: Annual
  • Dimensions: N/A
  • Packet: 250 seeds
United States
Cipollini Yellow, Onion Seeds
Prices start at : 3.00 USD / Packet

Larger and flatter than most pearl onions, great choice for any cooking or braising use. Unique coin shaped yellow onion. Good pungency and still sweet. Excellent when used in crafts like braiding and has excellent storage ability for a small onion.
  • Botanical Name: Allium cepa
  • Form: Seed
  • Sow Method: TransplantDirect Sow
  • Seeds Per Pound: 128000
  • Seeds Per Ounce: 8000
  • Seed Count: Approximately 128,000 seeds per pound (8,000 seeds per ounce).
United States
Texas Early Grano 502 PRR, Onion Seeds
Prices start at : 2.00 USD / Packet

  • Packet: 250 seeds
  • Growing Conditions: Southern States
  • Row Spacing: 12-18"
  • Dimensions: N/A
  • Sow Method: TransplantDirect Sow
  • Plant Spacing: 3-4"
United States
Red Grano, Onion Seeds
Prices start at : 2.00 USD / Packet

  • Seeds Per Gram: 286
  • Dimensions: N/A
  • Zones: 3
  • Botanical Name: Allium cepa
  • Row Spacing: 12-18"
  • Germination: 10
United States
White Sweet Spanish, Onion Seeds
Prices start at : 1.50 USD / Packet

Great for soups and salads that require a light onion flavor. It has a sweet flavor and very little of the sharpness that some onions have. Standard large sweet onion! The onion ‘White Sweet Spanish' plant is a variation of the Yellow Sweet Spanish.
  • Size: Packet
  • Seeds Per Pound: 128000
  • Breed: Heirloom
  • Germination: 10
  • Sow Method: TransplantDirect Sow
  • Seeds Per Ounce: 8000
United States
Ailsa Craig Exhibition, Onion Seeds
Prices start at : 15.00 USD / 1,000 Seeds

  • Size: 1,000 Seeds
  • Sow Depth: 1/4"
  • Life Cycle: Annual
  • Seed Count: Approximately 128,000 seeds per pound (8,000 seeds per ounce).
  • categories: Onion
  • Dimensions: N/A
United States
Yellow Sweet Spanish, Onion Seeds
Prices start at : 2.00 USD / Packet

  • Germination: 10
  • Zones: 3
  • Packet: 250 seeds
  • Life Cycle: Annual
  • Fruit Color: Yellow
  • Seed Count: Approximately 128,000 seeds per pound (8,000 seeds per ounce).
United States
Ruby, Onion Seeds
Prices start at : 2.00 USD / Packet

Has a beautiful burgundy color! Ruby has a globe shape with medium to large size. High yielding and has firm flesh.
  • Seeds Per Gram: 286
  • Row Spacing: 12-18"
  • Zones: 3
  • Breed: Heirloom
  • Fruit Color: Red
  • Growing Conditions: Northern States
United States
Talon Onion Conventional & Organic
Prices start at : 2.95 USD / 1/2 gram

Uniform, 3-4 inch tall globes are fabulous caramelized or slow-cooked into savory French onion soup. Onions will make top growth until the critical light duration is reached, then bulbing begins.
  • Days to Emergence: 6-16
  • Seeds per 1/2 gram: ≈ 100
  • Seed Depth: 1/8-1/2"
  • Hybrid Variety: Yes
  • Seed Life: 1 year
  • Soil Temp for Germ.: 50-75°F
United States
Walla Walla Onion Conventional, Organic & Pelleted
Prices start at : 2.85 USD / 1 gram

Neem oil or Predatory Nematodes. Sow up to 10-12 seeds in a 4-6 inch pot. Start them early and transplant out as soon as the soil can be worked. For those of you in harsher climates, this onion can be spring sown.
  • Min. Germ.: 75%
  • Seed Spacing: 2-4/inch
  • Seed Life: 1 year
  • Open Pollinated: Yes
  • Days to Emergence: 6-16
  • Thin Plants To: 2-7"
United States