SproutSmart
SproutSmart Intelligent Garden Sowing

Lexton · Leek

Zone 4b Save Garden

Planting Schedule

Add Lexton to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsMar 4th
Last FrostMay 13th
Transplant / Direct Sow OutdoorsMay 6th
Harvest BeginsAug 4th
Harvest EndsSep 27th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 28°F before moving outdoors. Harden off for 6 days first.
TraitValue
Days to Maturity90
Sun RequirementsFull Sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)40
Min Night Temp (°F)28
Harden Off (days)6
Expert Note: Start leeks indoors early (they’re slow), then transplant once nights are reliably above freezing and keep seedlings well-watered to drive thick white shafts.