When to plant summer squash / zucchini in Norfolk
Summer squash / Zucchini is frost-tender, so every date keys off Norfolk's last spring frost of Mar 13.
Step 1 · Sow
Start seeds indoors
Mar 14 – Apr 4
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Apr 22 – May 13
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jun 6 – Jun 21
Picking runs until conditions turn against the crop.
Window
Days to maturity
45 – 60 d
Norfolk's 262-day season leaves this much room.
Summer squash / Zucchini on Norfolk'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
MAR 13
NOV 24
Common questions
When can I sow summer squash / zucchini outdoors in Norfolk?
Direct-sow around late April (Apr 22–May 13) in Norfolk, based on its local frost dates. Confidence 83%.
When will summer squash / zucchini be ready to harvest in Norfolk?
Expect to harvest from around early June (Jun 6–Jun 21) in Norfolk, based on its local frost dates. Confidence 77%.
When should I start summer squash / zucchini seeds indoors in Norfolk?
Start seeds indoors around mid March (Mar 14–Apr 4) in Norfolk, based on its local frost dates. Confidence 82%.
When can I transplant summer squash / zucchini outdoors in Norfolk?
Transplant outdoors around late April (Apr 22–May 13) in Norfolk, based on its local frost dates. Confidence 83%.
How long is the growing season in Norfolk?
Norfolk has roughly 262 frost-free days, which is enough time to grow summer squash / zucchini to maturity outdoors.
The rule of thumb
Sow summer squash / zucchini 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 Norfolk's frost dates.
Confidence 86/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.