SproutSmart
SproutSmart Intelligent Garden Sowing

Bibb · Lettuce

Zone 4b Save Garden

Planting Schedule

Add Bibb to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsApr 15th
Last FrostMay 13th
Transplant / Direct Sow OutdoorsMay 6th
Harvest BeginsJun 30th
Harvest EndsSep 27th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 32°F before moving outdoors. Harden off for 6 days first.
TraitValue
Days to Maturity55
Sun RequirementsPart Sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)40
Min Night Temp (°F)32
Harden Off (days)6
Expert Note: For Bibb (butterhead) lettuce, keep seedlings cool and transplant into consistently moist soil as soon as nights are reliably above freezing to avoid bolting.