SproutSmart
SproutSmart Intelligent Garden Sowing

Valmaine · Lettuce

Planting Schedule

Add Valmaine to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsApr 27th
Last FrostMay 25th
Transplant / Direct Sow OutdoorsMay 25th
Harvest BeginsAug 3rd
Harvest EndsAug 29th

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 Maturity70
Sun Requirements🌤 Part Sun
Growth HabitRosette
Support NeededNone
Planting DepthSurface
Germination Temp (°F)70
Min Soil Temp (°F)40
Min Night Temp (°F)32
Harden Off (days)5
Expert Note: For romaine like Valmaine, keep seedlings cool and transplant as soon as nights are reliably above freezing and soil is workable to maximize crisp growth and reduce disease pressure.