SproutSmart
SproutSmart Intelligent Garden Sowing

Amsterdam · Celery

Zone 4a Save Garden

Planting Schedule

Add Amsterdam to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsMar 6th
Last FrostMay 15th
Transplant / Direct Sow OutdoorsMay 8th
Harvest BeginsAug 1st
Harvest EndsSep 24th

Crop Details

Transplant Conditions: Wait until soil reaches 45°F and nights stay above 35°F before moving outdoors. Harden off for 6 days first.
TraitValue
Days to Maturity85
Sun RequirementsPart Sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)45
Min Night Temp (°F)35
Harden Off (days)6
Expert Note: Start indoors early because celery is slow and fussy—transplant only when night temps are reliably above the minimum and keep soil consistently moist.