When to plant watermelon in Connecticut

Watermelon
Plant out in Bridgeport
Apr 19–May 3

Across Connecticut the window opens between April 19 and May 22. Find your city below; the dates follow each town's own average last frost.

Start indoors, Bridgeport
Mar 8–Mar 15
Plant out, Bridgeport
Apr 19–May 3
Sow outdoors, Bridgeport
Apr 19–May 3
Last sowing for a harvest
Jul 15
Last frost, Bridgeport
Apr 5

Start seeds indoors 3–4 weeks before the last frost; plant out 2–4 weeks after the last frost; sow outdoors 2–4 weeks after the last frost. In short-season areas, start seedlings indoors and pick an early variety.

Watermelon planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
BridgeportApr 19–May 3
StamfordMay 1–May 15
New HavenMay 1–May 15
HartfordMay 1–May 15
WaterburyMay 10–May 24
NorwalkMay 1–May 15
DanburyMay 15–May 29
New BritainMay 1–May 15
West HartfordMay 1–May 15
BristolMay 9–May 23
MeridenMay 10–May 24
West HavenMay 1–May 15
MilfordApr 19–May 3
East HartfordMay 1–May 15
MiddletownMay 10–May 24
SheltonMay 9–May 23
NorwichApr 28–May 12
ManchesterMay 1–May 15
TorringtonMay 22–Jun 5
NaugatuckMay 2–May 16
NewingtonMay 1–May 15
New LondonApr 30–May 14
East HavenMay 1–May 15
WethersfieldMay 1–May 15
North HavenMay 2–May 16

Questions

When should I plant watermelon in Connecticut?

In Bridgeport, plant out from April 19 to May 3. Across Connecticut the window opens between April 19 and May 22, depending on the local last frost.

How is this date worked out?

Start seeds indoors 3–4 weeks before the last frost; plant out 2–4 weeks after the last frost; sow outdoors 2–4 weeks after the last frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Connecticut

Watermelon in other states

Frost dates for every city in Connecticut