SproutSmart
SproutSmart Intelligent Garden Sowing

Calabrese · Broccoli

Zone 1b Save Garden

Planting Schedule

Add Calabrese to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsMay 4th
Last FrostJun 1st
Transplant / Direct Sow OutdoorsMay 25th
Harvest BeginsAug 3rd
Harvest EndsAug 1st

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 Maturity70
Sun RequirementsFull Sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)75
Min Soil Temp (°F)45
Min Night Temp (°F)35
Harden Off (days)6
Expert Note: For Calabrese, aim to transplant into cool weather so the plants form heads without heat stress; protect from hard freezes if needed.