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When to Plant Jicama in Rhode Island

Jicama is a tropical legume grown for its crisp, sweet, starchy root. It requires a very long, warm growing season but produces a refreshing, water chestnut-like tuber.

Rhode Island spans USDA hardiness zones 7a (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

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Click your county for exact Jicama planting dates based on your local frost dates.

Hover over a county to see details. Click to view planting guide.

Jicama Planting Calendar for Rhode Island

โ–ธ Zone 7a ~221 day growing season ยท Full guide โ†’

Last frost: March 25 ยท First frost: November 1 ยท 221 day season

Activity When Date Range
Start Indoors February 4 Feb 4 โ€“ Feb 18
Transplant Outdoors April 8 Apr 8 โ€“ Apr 22
Direct Sow April 1 Apr 1 โ€“ Apr 22
Harvest August 12 Aug 12 โ€“ Oct 21

Growing Tips for Rhode Island

Start seeds indoors 8-10 weeks before last frost. Pinch off flowers to direct energy to root development. Harvest before first frost when roots are 3-6 inches across.

Frequently Asked Questions

When should I plant Jicama in Rhode Island?

Planting dates for Jicama in Rhode Island depend on your USDA zone. Rhode Island spans zones 7a. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Rhode Island for planting?

Rhode Island contains USDA hardiness zones 7a. Your specific zone depends on your location within the state โ€” northern and higher-elevation areas are in colder zones, while southern and coastal areas are warmer.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Last updated: April 2026.