Hayman · Sweet Potato
Planting Schedule
Add Hayman to your garden to build a schedule and get reminders.
| Milestone | Date |
|---|---|
| Start Indoors | Direct Sow |
| Last Frost | May 13th |
| Transplant / Direct Sow Outdoors | May 13th |
| Harvest Begins | Aug 11th |
| Harvest Ends | Sep 27th |
Crop Details
Transplant Conditions:
Wait until soil reaches 70°F
and nights stay above 55°F
before moving outdoors.
| Trait | Value |
|---|---|
| Days to Maturity | 90 |
| Sun Requirements | Full Sun |
| Growth Habit | Vine |
| Support Needed | None |
| Planting Depth | Normal |
| Germination Temp (°F) | 75 |
| Min Soil Temp (°F) | 70 |
| Min Night Temp (°F) | 55 |
| Harden Off (days) | Not Required |
Expert Note: White yam (Hayman) is not a true temperate-zone transplant crop—plant tubers/starts only after consistently warm weather, and keep the soil evenly moist through early establishment.