SproutSmart
SproutSmart Intelligent Garden Sowing

Willowleaf · Sweet Potato

Zone 2a Save Garden

Planting Schedule

Add Willowleaf to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostMay 25th
Transplant / Direct Sow OutdoorsMay 25th
Harvest BeginsAug 23rd
Harvest EndsAug 29th

Crop Details

Transplant Conditions: Wait until soil reaches 65°F and nights stay above 55°F before moving outdoors. Harden off for 7 days first.
TraitValue
Days to Maturity90
Sun RequirementsFull Sun
Growth HabitVine
Support NeededNone
Planting DepthNormal
Germination Temp (°F)75
Min Soil Temp (°F)65
Min Night Temp (°F)55
Harden Off (days)7
Expert Note: Plant willowleaf tubers outdoors only after soil has warmed; keep soil consistently moist until shoots emerge, then water regularly to size the tubers.