SproutSmart
SproutSmart Intelligent Garden Sowing

Grumolo · Radicchio

Zone 6a Save Garden

Planting Schedule

Add Grumolo to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostMay 1st
Transplant / Direct Sow OutdoorsMay 1st
Harvest BeginsJun 15th
Harvest EndsOct 10th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 30°F before moving outdoors.
TraitValue
Days to Maturity45
Sun RequirementsFull Sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)40
Min Soil Temp (°F)40
Min Night Temp (°F)30
Harden Off (days)Not Required
Expert Note: For the earliest spring rosettes, sow in late winter/early spring as soon as the ground can be worked and keep soil evenly moist for fast establishment.