State agricultural overview

Rhode Island crop calendar.

Zone 7a
Range 6b to 7a
190-day season
Last frost April 20
First frost October 25

17 primary crops with planting windows for Rhode Island. Calendar timing is anchored to 7a dominant hardiness zone and a 190-day growing season — verify against URI Cooperative Extension for variety- and county-specific guidance.

Row Crop · Rhode Island

Corn
primary
Spring: April 20 – May 11
Grain Sorghum
primary
Spring: May 11 – June 8
Soybeans
primary
Spring: May 4 – May 25
Sunflowers
primary
Spring: April 27 – May 25
Winter Wheat
primary
Fall: October 18 – November 8
Cotton
secondary
Spring: May 4 – May 25

Vegetables · Rhode Island

Cucumbers
primary
Spring: May 4 – June 8
Peppers
primary
Spring: May 11 – June 1
Potatoes
primary
Spring: April 6 – April 27
Fall: August 11 – August 26
Pumpkins
primary
Spring: May 11 – June 8
Sweet Corn
primary
Spring: April 20 – May 25
Tomatoes
primary
Spring: May 4 – May 25

Forages · Rhode Island

Alfalfa
primary
Spring: April 13 – May 11
Fall: August 26 – September 10
Clover
primary
Spring: March 30 – April 27
Fall: August 26 – September 10

Cover Crops · Rhode Island

Brassicas
primary
Fall: August 11 – August 26
Buckwheat
primary
Spring: June 15 – July 13
Cereal Oats
primary
Spring: April 13 – May 11
Fall: August 26 – September 10
Winter Rye
primary
Fall: October 18 – November 8

Frost & extension reference

Rhode Island climate anchors.

Last frost

April 20

First frost

October 25

Growing season

190 days

Hardiness zone

Rhode Island county-level frost dates →URI Cooperative Extension →

Rhode Island planting timing. Live alerts.

Bield: Farm ties weather and soil-temperature stations in your county to crop planting thresholds — get notified the day soil temp clears your target window.

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