Patterson F1 · Onion
Planting Schedule
Add Patterson F1 to your garden to build a schedule and get reminders.
| Milestone | Date |
|---|---|
| Start Indoors | Oct 23rd |
| Last Frost | Jan 1st |
| Transplant / Direct Sow Outdoors | Dec 25th |
| Harvest Begins | Apr 14th |
| Harvest Ends | Dec 31st |
Crop Details
Transplant Conditions:
Wait until soil reaches 45°F
and nights stay above 35°F
before moving outdoors.
Harden off for 7 days first.
| Trait | Value |
|---|---|
| Days to Maturity | 110 |
| 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) | 7 |
Expert Note: For the best long-term storage bulbs, keep plants in full sun and avoid nitrogen overfeeding—thick necks cure poorly.