FrostCal

When to Plant Zucchini in Rhode Island

In a typical Rhode Island location, start seeds indoors Mar 21 – Mar 28, then sow outdoors Apr 18 – May 2, then transplant outdoors Apr 18 – Apr 25. Across the state, the outdoor planting window starts as early as Apr 14 in Newport and as late as May 8 in Narragansett.

Method Direct sow
Days to maturity 45–55 days

Fast-growing squash; direct sow 1-3 weeks after last frost, or start indoors 2-3 weeks early for a head start.

Zucchini Planting Dates by City

CityStart indoorsDirect sowTransplant
ProvidenceMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
WarwickMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
CranstonMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
PawtucketApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
East ProvidenceMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
WoonsocketApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
CoventryApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
CumberlandApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
North ProvidenceMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
South KingstownApr 10 – Apr 17May 8 – May 22May 8 – May 15
West WarwickApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
JohnstonMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
North KingstownApr 6 – Apr 13May 4 – May 18May 4 – May 11
NewportMar 17 – Mar 24Apr 14 – Apr 28Apr 14 – Apr 21
BristolMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
SmithfieldApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
LincolnApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
Central FallsApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
WesterlyMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
PortsmouthMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
MiddletownMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
BarringtonMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
NarragansettApr 10 – Apr 17May 8 – May 22May 8 – May 15
East GreenwichMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
Newport EastMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
Valley FallsApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
WarrenMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
North SmithfieldApr 1 – Apr 8Apr 29 – May 13Apr 29 – May 6
North ScituateApr 4 – Apr 11May 2 – May 16May 2 – May 9

Showing the 29 most populous of 29 Rhode Island cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Rhode Island cities.

Frequently Asked Questions

When should I plant zucchini in Rhode Island?

In a typical Rhode Island location, start seeds indoors Mar 21 – Mar 28, then sow outdoors Apr 18 – May 2, then transplant outdoors Apr 18 – Apr 25. Across the state, the outdoor planting window starts as early as Apr 14 in Newport and as late as May 8 in Narragansett.

When is the last frost in Rhode Island?

The average last spring frost in Rhode Island ranges from April 7 in Newport to May 1 in Narragansett, based on NOAA 1991–2020 climate normals.

How long do zucchini take to grow?

Zucchini typically take 45–55 days from planting to harvest. Fast-growing squash; direct sow 1-3 weeks after last frost, or start indoors 2-3 weeks early for a head start.

Other Crops in Rhode Island

When to plant zucchini in other states

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