Onion
Seed # 236
Basic Information
- Seed Number
- 236
- Seed Name
- Onion
- Variety
- Red Wethersfield
- Category
- Allium
- Plant Family
- Amaryllidaceae
- Plant Type
- Long-Day Onion
- Planting Method
- Direct Sow or Transplant
- Seed Status
- Active
- Created
- 2026-09-14 16:39:15
- Updated
- Not recorded
Planting Information
- Start Planting Date
- Feb 10
- Last Recommended Planting Date
- May 5
- Plantable Months
- February, March, April
- Indoor Start
- Feb 10 – Mar 10
- Direct Sow
- Mar 15 – Apr 15
- Transplant
- Apr 1 – May 5
- Indoor Start Weeks Before Frost
- Not recorded
- Transplant Weeks After Frost
- Not recorded
- Germination Days
- 10–14 days
- Harvest/Maturity
- 90–120 days Long-day storage onion
- Succession Planting
- Not recorded
Growing Conditions
- Ideal Soil Temperature
- 50-90°F
- Planting Depth
- 1/4 in
- Plant Spacing
- 4-6 in
- Row Spacing
- 12-18 in
- Thin-To Spacing
- Not recorded
- Sun Requirements
- Full Sun
- Water Needs
- Moderate; consistent moisture
- Soil Preference
- Fertile, well-drained soil
- Minimum Container Size
- 3+ gal
- Plant Height
- 8-12 in tops
- Perennial/Biennial Status
- Biennial
- Container Friendly
- Yes
- Trellis/Support Needed
- No
- Frost Tolerant
- Yes
- Heat Tolerant
- No
- Drought Tolerant
- No
- Pollinator Friendly
- No
- Medicinal
- No
Garden Uses
Canning Container Cooking Culinary Fresh Eating Seed SavingCompanion Planting
No companion relationships recorded.
Storage
- Seed Source/Brand
- Not recorded
- Packet Year
- Not recorded
- Quantity Notes
- Not recorded
- Purchase Date
- Not recorded
- Expiration Year
- Not recorded
- Storage Box
- Not recorded
- Container
- Not recorded
- Envelope
- Not recorded
- Row
- Not recorded
- Slot
- Not recorded
- Storage Notes
- Not recorded
Notes
Long-day onion well suited to northern gardens. Start indoors 6-10 weeks before soil can be worked, or direct sow early spring.