FrostCal

When to Plant Tomatoes in Connecticut

In a typical Connecticut location, start seeds indoors Feb 21 – Mar 7, then transplant outdoors Apr 25 – May 2. Across the state, the outdoor planting window starts as early as Apr 12 in Bridgeport and as late as May 15 in Torrington.

Method Start indoors, then transplant
Days to maturity 60–85 days

Start indoors 6-8 weeks before last frost; transplant out 1-2 weeks after last frost once soil has warmed.

Tomatoes Planting Dates by City

CityStart indoorsTransplant
BridgeportFeb 8 – Feb 22Apr 12 – Apr 19
New HavenFeb 20 – Mar 6Apr 24 – May 1
StamfordFeb 20 – Mar 6Apr 24 – May 1
North StamfordFeb 20 – Mar 6Apr 24 – May 1
HartfordFeb 20 – Mar 6Apr 24 – May 1
WaterburyMar 1 – Mar 15May 3 – May 10
NorwalkFeb 20 – Mar 6Apr 24 – May 1
DanburyFeb 23 – Mar 9Apr 27 – May 4
East NorwalkFeb 20 – Mar 6Apr 24 – May 1
New BritainFeb 20 – Mar 6Apr 24 – May 1
West HartfordFeb 20 – Mar 6Apr 24 – May 1
BristolFeb 28 – Mar 14May 2 – May 9
MeridenMar 1 – Mar 15May 3 – May 10
HamdenFeb 21 – Mar 7Apr 25 – May 2
FairfieldFeb 8 – Feb 22Apr 12 – Apr 19
West HavenFeb 20 – Mar 6Apr 24 – May 1
MilfordFeb 8 – Feb 22Apr 12 – Apr 19
StratfordFeb 8 – Feb 22Apr 12 – Apr 19
City of Milford (balance)Feb 8 – Feb 22Apr 12 – Apr 19
East HartfordFeb 20 – Mar 6Apr 24 – May 1
MiddletownMar 1 – Mar 15May 3 – May 10
EnfieldFeb 24 – Mar 10Apr 28 – May 5
SouthingtonMar 1 – Mar 15May 3 – May 10
SheltonFeb 28 – Mar 14May 2 – May 9
NorwichFeb 17 – Mar 3Apr 21 – Apr 28
TrumbullFeb 8 – Feb 22Apr 12 – Apr 19
West TorringtonMar 13 – Mar 27May 15 – May 22
TorringtonMar 13 – Mar 27May 15 – May 22
GlastonburyFeb 20 – Mar 6Apr 24 – May 1
NaugatuckFeb 21 – Mar 7Apr 25 – May 2

Showing the 30 most populous of 86 Connecticut cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Connecticut cities.

Frequently Asked Questions

When should I plant tomatoes in Connecticut?

In a typical Connecticut location, start seeds indoors Feb 21 – Mar 7, then transplant outdoors Apr 25 – May 2. Across the state, the outdoor planting window starts as early as Apr 12 in Bridgeport and as late as May 15 in Torrington.

When is the last frost in Connecticut?

The average last spring frost in Connecticut ranges from April 5 in Bridgeport to May 8 in Torrington, based on NOAA 1991–2020 climate normals.

How long do tomatoes take to grow?

Tomatoes typically take 60–85 days from planting to harvest. Start indoors 6-8 weeks before last frost; transplant out 1-2 weeks after last frost once soil has warmed.

Other Crops in Connecticut

When to plant tomatoes in other states

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