SproutSmart
SproutSmart Intelligent Garden Sowing

Copra · Onion

Zone 8a Save Garden

Planting Schedule

Add Copra to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsJan 21st
Last FrostApr 1st
Transplant / Direct Sow OutdoorsMar 18th
Harvest BeginsJun 26th
Harvest EndsNov 5th

Crop Details

Transplant Conditions: Wait until soil reaches 45°F and nights stay above 28°F before moving outdoors. Harden off for 7 days first.
TraitValue
Days to Maturity100
Sun RequirementsFull Sun
Growth HabitBulbing
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)45
Min Night Temp (°F)28
Harden Off (days)7
Expert Note: For the best storage bulbs, transplant into evenly fertile, weed-free beds when nights are consistently mild and keep watering steady through bulbing, then taper off as tops fall.