SproutSmart
SproutSmart Intelligent Garden Sowing

Flat Dutch Giant · Cabbage

Zone 2a Save Garden

Planting Schedule

Add Flat Dutch Giant to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsApr 27th
Last FrostMay 25th
Transplant / Direct Sow OutdoorsMay 25th
Harvest BeginsSep 2nd
Harvest EndsAug 29th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 30°F before moving outdoors. Harden off for 6 days first.
TraitValue
Days to Maturity100
Sun RequirementsFull Sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)45
Min Soil Temp (°F)40
Min Night Temp (°F)30
Harden Off (days)6
Expert Note: For late-maturing cabbage, aim for sturdy transplants (not tiny seedlings) and keep them well-watered through head formation as temperatures begin to cool.