SproutSmart
SproutSmart Intelligent Garden Sowing

White Boston · Lettuce

Zone 10a Save Garden

Planting Schedule

Add White Boston to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDec 19th
Last FrostJan 16th
Transplant / Direct Sow OutdoorsJan 9th
Harvest BeginsMar 5th
Harvest EndsDec 19th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 32°F before moving outdoors. Harden off for 5 days first.
TraitValue
Days to Maturity55
Sun RequirementsPart Sun
Growth HabitRosette
Support NeededNone
Planting DepthSurface
Germination Temp (°F)40
Min Soil Temp (°F)40
Min Night Temp (°F)32
Harden Off (days)5
Expert Note: For tender heads, keep soil evenly moist and avoid heat—shade or harvest earlier during warm spells.