When to plant eggplant in Auckland
Eggplant is frost-tender, so every date keys off Auckland's last spring frost of Aug 20.
Step 1 · Sow
Start seeds indoors
Jun 25 – Jul 16
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Sep 3 – Sep 24
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Nov 12 – Nov 27
Picking runs until conditions turn against the crop.
Window
Days to maturity
70 – 85 d
Auckland's 294-day season leaves this much room.
Eggplant on Auckland's growing year
Frost-bounded season with crops mapped onto the 12-month axis.
Frost risk Growing Harvest
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
FROST
AUG 20
JUN 10
Common questions
When will eggplant be ready to harvest in Auckland?
Expect to harvest from around mid November (Nov 12–Nov 27) in Auckland, based on its local frost dates. Confidence 74%.
When should I start eggplant seeds indoors in Auckland?
Start seeds indoors around late June (Jun 25–Jul 16) in Auckland, based on its local frost dates. Confidence 78%.
When can I transplant eggplant outdoors in Auckland?
Transplant outdoors around early September (Sep 3–Sep 24) in Auckland, based on its local frost dates. Confidence 82%.
How long is the growing season in Auckland?
Auckland has roughly 294 frost-free days, which is enough time to grow eggplant to maturity outdoors.
The rule of thumb
Sow eggplant 6–8 weeks before your last spring frost; plant out 2–3 weeks after it. Every date on this page is derived from that rule and Auckland's frost dates.
Confidence 82/100 · NOAA GHCN-Daily · 1991–2020 normals · frost dates are probabilities, not guarantees.