FrostCal

When to Plant Cauliflower in Connecticut

In a typical Connecticut location, start seeds indoors Feb 28 – Mar 14, then transplant outdoors Apr 4 – Apr 11. Across the state, the outdoor planting window starts as early as Mar 22 in Bridgeport and as late as Apr 24 in Torrington. For a fall crop, plant around Aug 14 – Aug 21.

Method Start indoors, then transplant
Days to maturity 55–85 days

Fussier than broccoli about temperature swings; start indoors 5-7 weeks before last frost, transplant 1-2 weeks before last frost.

Cauliflower Planting Dates by City

CityStart indoorsTransplantFall planting
BridgeportFeb 15 – Mar 1Mar 22 – Mar 29Aug 28 – Sep 4
New HavenFeb 27 – Mar 13Apr 3 – Apr 10Aug 18 – Aug 25
StamfordFeb 27 – Mar 13Apr 3 – Apr 10Aug 14 – Aug 21
North StamfordFeb 27 – Mar 13Apr 3 – Apr 10Aug 14 – Aug 21
HartfordFeb 27 – Mar 13Apr 3 – Apr 10Aug 17 – Aug 24
WaterburyMar 8 – Mar 22Apr 12 – Apr 19Aug 7 – Aug 14
NorwalkFeb 27 – Mar 13Apr 3 – Apr 10Aug 14 – Aug 21
DanburyMar 2 – Mar 16Apr 6 – Apr 13Aug 11 – Aug 18
East NorwalkFeb 27 – Mar 13Apr 3 – Apr 10Aug 14 – Aug 21
New BritainFeb 27 – Mar 13Apr 3 – Apr 10Aug 17 – Aug 24
West HartfordFeb 27 – Mar 13Apr 3 – Apr 10Aug 17 – Aug 24
BristolMar 7 – Mar 21Apr 11 – Apr 18Aug 9 – Aug 16
MeridenMar 8 – Mar 22Apr 12 – Apr 19Aug 7 – Aug 14
HamdenFeb 28 – Mar 14Apr 4 – Apr 11Aug 17 – Aug 24
FairfieldFeb 15 – Mar 1Mar 22 – Mar 29Aug 28 – Sep 4
West HavenFeb 27 – Mar 13Apr 3 – Apr 10Aug 18 – Aug 25
MilfordFeb 15 – Mar 1Mar 22 – Mar 29Aug 28 – Sep 4
StratfordFeb 15 – Mar 1Mar 22 – Mar 29Aug 28 – Sep 4
City of Milford (balance)Feb 15 – Mar 1Mar 22 – Mar 29Aug 28 – Sep 4
East HartfordFeb 27 – Mar 13Apr 3 – Apr 10Aug 17 – Aug 24
MiddletownMar 8 – Mar 22Apr 12 – Apr 19Aug 7 – Aug 14
EnfieldMar 3 – Mar 17Apr 7 – Apr 14Aug 7 – Aug 14
SouthingtonMar 8 – Mar 22Apr 12 – Apr 19Aug 7 – Aug 14
SheltonMar 7 – Mar 21Apr 11 – Apr 18Aug 8 – Aug 15
NorwichFeb 24 – Mar 10Mar 31 – Apr 7Aug 15 – Aug 22
TrumbullFeb 15 – Mar 1Mar 22 – Mar 29Aug 28 – Sep 4
West TorringtonMar 20 – Apr 3Apr 24 – May 1Jul 27 – Aug 3
TorringtonMar 20 – Apr 3Apr 24 – May 1Jul 27 – Aug 3
GlastonburyFeb 27 – Mar 13Apr 3 – Apr 10Aug 17 – Aug 24
NaugatuckFeb 28 – Mar 14Apr 4 – Apr 11Aug 17 – Aug 24

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 cauliflower in Connecticut?

In a typical Connecticut location, start seeds indoors Feb 28 – Mar 14, then transplant outdoors Apr 4 – Apr 11. Across the state, the outdoor planting window starts as early as Mar 22 in Bridgeport and as late as Apr 24 in Torrington. For a fall crop, plant around Aug 14 – Aug 21.

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 cauliflower take to grow?

Cauliflower typically take 55–85 days from planting to harvest. Fussier than broccoli about temperature swings; start indoors 5-7 weeks before last frost, transplant 1-2 weeks before last frost.

Other Crops in Connecticut

When to plant cauliflower in other states

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