SproutSmart
SproutSmart Intelligent Garden Sowing

Atlantis Baby Broccoli · Broccolini

Zone 3a Save Garden

Planting Schedule

Add Atlantis Baby Broccoli to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsApr 17th
Last FrostMay 15th
Transplant / Direct Sow OutdoorsMay 8th
Harvest BeginsJul 2nd
Harvest EndsSep 1st

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 Maturity55
Sun RequirementsFull Sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)45
Min Soil Temp (°F)40
Min Night Temp (°F)30
Harden Off (days)6
Expert Note: Keep baby broccoli seedlings evenly moist and don’t rush transplanting—cool weather and consistent growth prevent tough, bitter heads.