When to plant potato in Auckland
Potato is cold-hardy, so every date keys off Auckland's frost dates of Aug 20.
Step 1 · Sow
Direct sow outdoors
Aug 6 – Aug 27
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Oct 15 – Dec 4
Picking runs until conditions turn against the crop.
Window
Days to maturity
70 – 120 d
Auckland's 294-day season leaves this much room.
Potato 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
HARVEST
AUG 20
JUN 10
Common questions
When can I sow potato outdoors in Auckland?
Direct-sow around early August (Aug 6–Aug 27) in Auckland, based on its local frost dates. Confidence 82%.
When will potato be ready to harvest in Auckland?
Expect to harvest from around mid October (Oct 15–Dec 4) in Auckland, based on its local frost dates. Confidence 74%.
How long is the growing season in Auckland?
Auckland has roughly 294 frost-free days, which is enough time to grow potato to maturity outdoors.
The rule of thumb
Sow potato as soon as the soil is workable — it tolerates cool weather and light frost. 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.