When to plant winter squash / pumpkin in Jacksonville

Winter squash / Pumpkin is frost-tender, so every date keys off Jacksonville's last spring frost of Feb 9.
Step 1 · Sow
Start seeds indoors
Feb 7 – Feb 28
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Mar 7 – Mar 28
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
May 31 – Jul 5
Picking runs until conditions turn against the crop.
Window
Days to maturity
85 – 120 d
Jacksonville's 311-day season leaves this much room.
Winter squash / Pumpkin on Jacksonville'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
FEB 9
DEC 17

Common questions

When can I sow winter squash / pumpkin outdoors in Jacksonville?

Direct-sow around early March (Mar 7–Mar 28) in Jacksonville, based on its local frost dates. Confidence 84%.

When will winter squash / pumpkin be ready to harvest in Jacksonville?

Expect to harvest from around late May (May 31–Jul 5) in Jacksonville, based on its local frost dates. Confidence 76%.

When should I start winter squash / pumpkin seeds indoors in Jacksonville?

Start seeds indoors around early February (Feb 7–Feb 28) in Jacksonville, based on its local frost dates. Confidence 80%.

When can I transplant winter squash / pumpkin outdoors in Jacksonville?

Transplant outdoors around early March (Mar 7–Mar 28) in Jacksonville, based on its local frost dates. Confidence 84%.

How long is the growing season in Jacksonville?

Jacksonville has roughly 311 frost-free days, which is enough time to grow winter squash / pumpkin to maturity outdoors.

The rule of thumb

Sow winter squash / pumpkin 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 Jacksonville's frost dates.

Confidence 84/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.