SproutSmart
SproutSmart Intelligent Garden Sowing

Tropeana Lunga · Onion

Zone 2a Save Garden

Planting Schedule

Add Tropeana Lunga to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostMay 25th
Transplant / Direct Sow OutdoorsMay 25th
Harvest BeginsAug 23rd
Harvest EndsAug 29th

Crop Details

Transplant Conditions: Wait until soil reaches 45°F and nights stay above 28°F before moving outdoors.
TraitValue
Days to Maturity90
Sun RequirementsFull Sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)60
Min Soil Temp (°F)45
Min Night Temp (°F)28
Harden Off (days)Not Required
Expert Note: For sweet, bottle-shaped bulbs, use transplants/sets at the earliest point the soil is workable (avoid cold snaps after planting) and keep plants evenly watered until bulbing starts.