SproutSmart
SproutSmart Intelligent Garden Sowing

Jericho · Lettuce

Planting Schedule

Add Jericho to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsApr 6th
Last FrostMay 4th
Transplant / Direct Sow OutdoorsApr 27th
Harvest BeginsJun 26th
Harvest EndsOct 5th

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 Maturity60
Sun Requirements☀️ Full Sun
Growth HabitRosette
Support NeededNone
Planting DepthSurface
Germination Temp (°F)70
Min Soil Temp (°F)40
Min Night Temp (°F)32
Harden Off (days)6
Expert Note: For Jericho (heat-tolerant romaine), start transplants in cooler weather and set out right at/after the last frost to avoid bolting during early heat spikes.