SproutSmart
SproutSmart Intelligent Garden Sowing

Duke · Blueberry

Zone 12a Save Garden

Planting Schedule

Add Duke to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostJan 1st
Transplant / Direct Sow OutdoorsDec 25th
Harvest BeginsFeb 19th
Harvest EndsDec 31st

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 28°F before moving outdoors.
TraitValue
Days to Maturity56
Sun RequirementsFull Sun
Growth HabitShrub
Support NeededNone
Planting DepthNormal
Germination Temp (°F)68
Min Soil Temp (°F)40
Min Night Temp (°F)28
Harden Off (days)Not Required
Expert Note: Plant highbush blueberries in acidic soil (pH ~4.5–5.5) and mulch heavily with pine bark to keep roots cool and moist.