SproutSmart
SproutSmart Intelligent Garden Sowing

Georgia Southern · Collard

Zone 12a Save Garden

Planting Schedule

Add Georgia Southern to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostJan 1st
Transplant / Direct Sow OutdoorsDec 25th
Harvest BeginsMar 5th
Harvest EndsDec 31st

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 Maturity70
Sun RequirementsFull Sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)45
Min Soil Temp (°F)40
Min Night Temp (°F)28
Harden Off (days)6
Expert Note: Start seeds indoors early for a strong start, but you can also direct-sow in cool weather—collards tolerate light frosts well, yet still prefer steady growth before deep cold.