SproutSmart
SproutSmart Intelligent Garden Sowing

O'Henry · Sweet Potato

Zone 10a Save Garden

Planting Schedule

Add O'Henry to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostJan 16th
Transplant / Direct Sow OutdoorsJan 16th
Harvest BeginsApr 16th
Harvest EndsDec 19th

Crop Details

Transplant Conditions: Wait until soil reaches 65°F and nights stay above 55°F before moving outdoors.
TraitValue
Days to Maturity90
Sun RequirementsFull Sun
Growth HabitVine
Support NeededNone
Planting DepthNormal
Germination Temp (°F)80
Min Soil Temp (°F)65
Min Night Temp (°F)55
Harden Off (days)Not Required
Expert Note: Because sweet potatoes don’t reliably come from seed in most gardens, plant slips after nights stay consistently warm, and avoid cold soil to prevent stunting.