SproutSmart
SproutSmart Intelligent Garden Sowing

Giant Winter· Spinach

Planting Schedule

Add Giant Winter to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostApr 1st
Transplant / Direct Sow OutdoorsApr 1st
Harvest BeginsMay 16th
Harvest EndsNov 5th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 30°F before moving outdoors. Harden off for 6 days first.
TraitValue
Days to Maturity45
Sun Requirements🌿 Full Shade
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)45
Min Soil Temp (°F)40
Min Night Temp (°F)30
Harden Off (days)6
Expert Note: For best leaf size and sweetness, keep plants cool and avoid heat stress—mulch lightly and water consistently.