SproutSmart
SproutSmart Intelligent Garden Sowing

Jade Cross · Brussels Sprout

Zone 9b Save Garden

Planting Schedule

Add Jade Cross to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsJan 12th
Last FrostFeb 9th
Transplant / Direct Sow OutdoorsFeb 9th
Harvest BeginsMay 5th
Harvest EndsDec 9th

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)70
Min Soil Temp (°F)45
Min Night Temp (°F)35
Harden Off (days)6
Expert Note: Start indoors early enough to build sturdy stems, then transplant around last frost into consistently cool conditions; protect from excessive heat and ensure steady moisture for dense heads.