SproutSmart
SproutSmart Intelligent Garden Sowing

Jade Cross E · Brussels Sprouts

Zone 5a Save Garden

Planting Schedule

Add Jade Cross E to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsApr 10th
Last FrostMay 8th
Transplant / Direct Sow OutdoorsMay 1st
Harvest BeginsJul 30th
Harvest EndsSep 30th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 35°F before moving outdoors. Harden off for 6 days first.
TraitValue
Days to Maturity90
Sun RequirementsFull Sun
Growth HabitHeading
Support NeededNone
Planting DepthNormal
Germination Temp (°F)45
Min Soil Temp (°F)40
Min Night Temp (°F)35
Harden Off (days)6
Expert Note: For best sweet flavor, keep Brussels sprouts growing steadily and avoid heat stress—plant early enough to establish before warm weather arrives.