When to plant winter squash / pumpkin in Providence

Winter squash / Pumpkin is frost-tender, so every date keys off Providence's last spring frost of Apr 11.
Step 1 · Sow
Start seeds indoors
Mar 31 – Apr 21
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Jun 3 – Jun 24
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Aug 27 – Oct 1
Picking runs until conditions turn against the crop.
Window
Days to maturity
85 – 120 d
Providence's 200-day season leaves this much room.
Winter squash / Pumpkin on Providence'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
APR 11
OCT 30

Common questions

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

Direct-sow around early June (Jun 3–Jun 24) in Providence, based on its local frost dates. Confidence 86%.

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

Expect to harvest from around late August (Aug 27–Oct 1) in Providence, based on its local frost dates. Confidence 80%.

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

Start seeds indoors around late March (Mar 31–Apr 21) in Providence, based on its local frost dates. Confidence 85%.

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

Transplant outdoors around early June (Jun 3–Jun 24) in Providence, based on its local frost dates. Confidence 86%.

How long is the growing season in Providence?

Providence has roughly 200 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 Providence's frost dates.

Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.