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Onion Seeds (Long Day) - Ruby Red

Onion Seeds (Long Day) - Ruby Red

Size Price Savings Quantity
Packet $4.79
1 Ounce $18.89
1/4 Pound $46.19 39% Savings
1 Pound $112.39 ($7.02/ounce) 63% Savings
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  • Large, firm red onion that stores up to six months
  • Medium to large red onions
  • Excellent for storage
  • Prefers full sun exposure
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Life Cycle Annual
Planting Season Cool Season
Fruit Size Medium to large size
Growth Habit Bunching

Flavor Profile Mild; Slightly Sweet; Subtle Onion Flavor
Plant Characteristics Root Vegetable
Use Container Garden, Culinary
Growing Conditions Cold Tolerant, Outdoor
Harvest Advantages Canning, Pickling, Slicing
Plant Resistance Deer, Rabbit

About Onion Seeds (Long Day) - Ruby Red

Allium cepa

Seed Type Heirloom Seed
Plant Type Long Day

Grow Heirloom Onions - Plant Ruby Red Onion Seeds

Beautiful burgundy skin gives this onion its name, Ruby Red. A good storage onion, Ruby Red is a large, firm, red onion that lasts 5-6 months. A Long Day Onion with a medium-large sized globe. Crunchy and aromatic, plants are very reliable and heavy yielding.

Planting Information

Planting Onion Seeds (Long Day) - Ruby Red

Planting Season Cool Season
Sowing Method Direct Sow, Start Indoors
Light Requirement Full Sun
Planting Depth 1/4 inch
Plant Spacing 2 to 6 inches
Water Needs Average
Hardiness Zones 2, 3, 4, 5, 6, 7, 8, 9
Days to Maturity 90 to 120 days
View our Onion Planting Guide to learn more.


Amount Avg Seed Count
Packet 354
1 Ounce 6,700
1/4 Pound 26,800
1 Pound 107,200