Yellow Sweet Spanish · Onion
Planting Schedule
Add Yellow Sweet Spanish to your garden to build a schedule and get reminders.
| Milestone | Date |
|---|---|
| Start Indoors | Apr 3rd |
| Last Frost | May 15th |
| Transplant / Direct Sow Outdoors | May 15th |
| Harvest Begins | Sep 12th |
| Harvest Ends | Sep 1st |
Crop Details
Transplant Conditions:
Wait until soil reaches 50°F
and nights stay above 35°F
before moving outdoors.
Harden off for 7 days first.
| Trait | Value |
|---|---|
| Days to Maturity | 120 |
| Sun Requirements | Full Sun |
| Growth Habit | Bulbing |
| Support Needed | None |
| Planting Depth | Normal |
| Germination Temp (°F) | 70 |
| Min Soil Temp (°F) | 50 |
| Min Night Temp (°F) | 35 |
| Harden Off (days) | 7 |
Expert Note: For long-day Spanish onions, grow strong seedlings (sturdy tops, not tall/spindly) and transplant into cold soil as soon as workable to keep plants from bolting.