When to plant spinach in Wellington
Spinach is cold-hardy, so every date keys off Wellington's frost dates of Sep 1.
Step 1 · Sow
Direct sow outdoors
Jul 21 – Aug 11
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Aug 30 – Sep 9
Picking runs until conditions turn against the crop.
Window
Days to maturity
40 – 50 d
Wellington's 273-day season leaves this much room.
Spinach on Wellington'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
SEP 1
JUN 1
Common questions
When can I sow spinach outdoors in Wellington?
Direct-sow around late July (Jul 21–Aug 11) in Wellington, based on its local frost dates. Confidence 80%.
When will spinach be ready to harvest in Wellington?
Expect to harvest from around late August (Aug 30–Sep 9) in Wellington, based on its local frost dates. Confidence 72%.
How long is the growing season in Wellington?
Wellington has roughly 273 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 Wellington's frost dates.
Confidence 80/100 · NOAA GHCN-Daily · 1991–2020 normals · frost dates are probabilities, not guarantees.