When to plant sweet corn in Jersey City
Sweet corn is frost-tender, so every date keys off Jersey City's last spring frost of Apr 3.
Step 1 · Sow
Direct sow outdoors
May 15 – Jun 5
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jul 14 – Aug 23
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 100 d
Jersey City's 223-day season leaves this much room.
Sweet corn on Jersey City'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
HARVEST
APR 3
NOV 11
Common questions
When can I sow sweet corn outdoors in Jersey City?
Direct-sow around mid May (May 15–Jun 5) in Jersey City, based on its local frost dates. Confidence 82%.
When will sweet corn be ready to harvest in Jersey City?
Expect to harvest from around mid July (Jul 14–Aug 23) in Jersey City, based on its local frost dates. Confidence 76%.
How long is the growing season in Jersey City?
Jersey City has roughly 223 frost-free days, which is enough time to grow sweet corn to maturity outdoors.
The rule of thumb
Sow sweet corn 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 Jersey City's frost dates.
Confidence 85/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.