SproutSmart
SproutSmart Intelligent Garden Sowing

Roodnerf · Brussels Sprout

Zone 1b Save Garden

Planting Schedule

Add Roodnerf to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsMay 4th
Last FrostJun 1st
Transplant / Direct Sow OutdoorsJun 8th
Harvest BeginsSep 1st
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 Maturity85
Sun RequirementsFull Sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)45
Min Soil Temp (°F)45
Min Night Temp (°F)35
Harden Off (days)6
Expert Note: Keep seedlings cool and avoid letting them get rootbound—brussels sprouts reward steady growth in consistently cool weather.