When to plant spinach in Lincoln
Spinach is cold-hardy, so every date keys off Lincoln's frost dates of Apr 25.
Step 1 · Sow
Direct sow outdoors
Mar 23 – Apr 13
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
May 2 – May 12
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Aug 1 – Aug 15
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Sep 17 – Sep 27
Maturity window for the second sowing.
Window
Days to maturity
40 – 50 d
Lincoln's 167-day season leaves this much room.
Spinach on Lincoln'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
FROST
APR 25
OCT 11
Common questions
When can I sow spinach outdoors in Lincoln?
Direct-sow around late March (Mar 23–Apr 13) in Lincoln, based on its local frost dates. Confidence 86%.
When will spinach be ready to harvest in Lincoln?
Expect to harvest from around early May (May 2–May 12) in Lincoln, based on its local frost dates. Confidence 80%.
Can I plant spinach in autumn in Lincoln?
Yes — Lincoln supports a second, autumn sowing of spinach around early August (Aug 1–Aug 15), timed to mature before the first fall frost.
How long is the growing season in Lincoln?
Lincoln has roughly 167 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 Lincoln's frost dates.
Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.