SproutSmart
SproutSmart Intelligent Garden Sowing

Winter Density · Lettuce

Planting Schedule

Add Winter Density to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsFeb 23rd
Last FrostMar 23rd
Transplant / Direct Sow OutdoorsMar 23rd
Harvest BeginsMay 17th
Harvest EndsNov 12th

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 Maturity55
Sun Requirements🌤 Part Sun
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 Winter Density, sow/transplant as soon as the soil is workable in cool weather—its exceptional frost tolerance makes it ideal for late-season and over-wintering lettuce beds.