Warm-Season Vegetable

When to Plant Pumpkins in Rhode Island

From jack-o-lanterns to pies, pumpkins need space and time but deliver a uniquely satisfying harvest.

The Short Answer

In Rhode Island, pumpkins planting dates vary by region. Since pumpkins are frost-sensitive, start seeds indoors 3 weeks before your last frost, then transplant outside 2 weeks after frost danger has passed. Rocky, acidic New England soils. Sandy near coast. Glacial deposits throughout. Amendment needed for most vegetable...

Rhode Island Frost Dates

Your planting dates depend on which part of Rhode Island you're in. Here are the frost date ranges by region:

Region	Zones	Last Frost (Spring)	First Frost (Fall)
Rhode Island	6a, 6b, 7a	Apr 15 - May 5	Oct 5 - Oct 25

Pumpkins Planting Schedule for Rhode Island

Rhode Island (Zones 6a, 6b, 7a)

Average last frost: Apr 15 - May 5 · Average first frost: Oct 5 - Oct 25

Start Seeds Indoors

3 wks before frost

Transplant Outside

2 wks after frost

Direct Sow

2 wks after frost

Growing Pumpkins in Rhode Island

Pumpkins in Rhode Island's Climate

Your season comfortably supports both short and long-season pumpkin varieties. Direct sow in late May to early June for October harvest. Give vining types plenty of space — 5-6 feet between hills. Powdery mildew is nearly guaranteed in humid summers — choose resistant varieties. After harvesting, cure pumpkins in sun for several days to harden the skin for storage.

Soil Considerations for Rhode Island

Rocky, acidic New England soils. Sandy near coast. Glacial deposits throughout. Amendment needed for most vegetable gardening. Make sure soil has warmed to at least 65°F before planting pumpkins outside.

Rhode Island Climate & Growing Season

Maritime climate moderates temperatures. Four seasons. Moderate growing season. Ocean influence reduces frost risk near coast. Pumpkins cannot tolerate any frost, so wait until all frost danger has passed before transplanting outside. Watch local forecasts carefully in spring.

Growing Tips

Count backwards from when you want ripe pumpkins (usually October). They need 90-120 days, so mid-June to early July is often ideal.

Companion Planting

Plant pumpkins alongside these companions for better growth:

Corn Beans Marigolds

Keep pumpkins away from:

Potatoes

The Bottom Line

Pumpkins can be grown successfully across Rhode Island, but your exact planting dates depend on which region you're in. Rhode Island gardeners should plan around a Apr 15 - May 5 last frost, while those in Rhode Island can typically plant later. For exact dates based on your zip code, use our free planting date finder.

Note: All dates are based on NOAA 30-year Climate Normals and represent historical averages, not predictions for any specific year. Always check your local weather forecast before planting frost-sensitive crops. Learn about our data sources.

Last reviewed: March 29, 2026