When to plant cucumber in Green Bay
Cucumber is frost-tender, so every date keys off Green Bay's last spring frost of May 4.
Step 1 · Sow
Start seeds indoors
Apr 25 – May 16
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Jun 7 – Jun 28
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 27 – Aug 16
Picking runs until conditions turn against the crop.
Window
Days to maturity
50 – 70 d
Green Bay's 152-day season leaves this much room.
Cucumber on Green Bay'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
MAY 4
OCT 5
Common questions
When can I sow cucumber outdoors in Green Bay?
Direct-sow around early June (Jun 7–Jun 28) in Green Bay, based on its local frost dates. Confidence 85%.
When will cucumber be ready to harvest in Green Bay?
Expect to harvest from around late July (Jul 27–Aug 16) in Green Bay, based on its local frost dates. Confidence 79%.
When should I start cucumber seeds indoors in Green Bay?
Start seeds indoors around late April (Apr 25–May 16) in Green Bay, based on its local frost dates. Confidence 84%.
When can I transplant cucumber outdoors in Green Bay?
Transplant outdoors around early June (Jun 7–Jun 28) in Green Bay, based on its local frost dates. Confidence 85%.
How long is the growing season in Green Bay?
Green Bay has roughly 152 frost-free days, which is enough time to grow cucumber to maturity outdoors.
The rule of thumb
Sow cucumber 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 Green Bay's frost dates.
Confidence 88/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.