Ailsa Craig · Onion
Planting Schedule
Add Ailsa Craig to your garden to build a schedule and get reminders.
| Milestone | Date |
|---|---|
| Start Indoors | Direct Sow |
| Last Frost | May 15th |
| Transplant / Direct Sow Outdoors | May 8th |
| Harvest Begins | Aug 11th |
| Harvest Ends | Sep 24th |
Crop Details
Transplant Conditions:
Wait until soil reaches 45°F
and nights stay above 35°F
before moving outdoors.
| Trait | Value |
|---|---|
| Days to Maturity | 95 |
| Sun Requirements | Full Sun |
| Growth Habit | Bulbing |
| Support Needed | None |
| Planting Depth | Normal |
| Germination Temp (°F) | 70 |
| Min Soil Temp (°F) | 45 |
| Min Night Temp (°F) | 35 |
| Harden Off (days) | Not Required |
Expert Note: Start with clean, well-drained soil and transplant into consistently cool conditions; Ailsa Craig performs best when it has steady growth before bulbing and is harvested before extended wet fall weather reduces shelf life.