When to plant spinach in Dunedin
Spinach is cold-hardy, so every date keys off Dunedin's frost dates of Oct 18.
Step 1 · Sow
Direct sow outdoors
Sep 6 – Sep 27
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Oct 16 – Oct 26
Picking runs until conditions turn against the crop.
Window
Days to maturity
40 – 50 d
Dunedin's 178-day season leaves this much room.
Spinach on Dunedin'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
OCT 18
APR 14
Common questions
When can I sow spinach outdoors in Dunedin?
Direct-sow around early September (Sep 6–Sep 27) in Dunedin, based on its local frost dates. Confidence 68%.
When will spinach be ready to harvest in Dunedin?
Expect to harvest from around mid October (Oct 16–Oct 26) in Dunedin, based on its local frost dates. Confidence 61%.
How long is the growing season in Dunedin?
Dunedin has roughly 178 frost-free days, which is enough time to grow spinach to maturity outdoors.
The rule of thumb
Sow spinach 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 Dunedin's frost dates.
Confidence 68/100 · NASA POWER (modeled) · 1991–2020 · frost dates are probabilities, not guarantees.