What to Plant in September in Rhode Island

Your September planting guide for Rhode Island (USDA Zones 6–7, typically Zone 6). We've broken out activities by zone — jump to yours below.

Growing season varies across Zones 6–7 — 180–210 days. Pick the zone that matches your part of the state.

Zone 6 — September in Rhode Island★ Most of RI

978 varieties active · Last frost April 15 · 180-day season

🏠 Indoor 57🧺 Harvest 978

Full Zone 6 guide →

Ace 55

Tomatoes · 80-85d

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Ace 56

Tomatoes · 70-75d

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Acorn Squash (Table Queen)

Squash & Cucumbers · 85-100d

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Affirmed

Beans & Legumes · 56d

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Ailsa Craig Onion

Root Vegetables · 110d

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Ailsa Craig Sweet Onion

Alliums · 110-120d

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Aji Dulce 'Venezuelan Sweet'

Peppers · 85-95d

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Albion

Root Vegetables · 120d

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+ 970 more Zone 6 varieties for September →

Zone 7 — September in Rhode Island

903 varieties active · Last frost April 1 · 210-day season

🏠 Indoor 57🧺 Harvest 903

Full Zone 7 guide →

Ace 55

Tomatoes · 80-85d

🧺

Ace 56

Tomatoes · 70-75d

🧺

Acorn Squash (Table Queen)

Squash & Cucumbers · 85-100d

🧺

Ailsa Craig Onion

Root Vegetables · 110d

🧺

Ailsa Craig Sweet Onion

Alliums · 110-120d

🧺

Aji Dulce 'Venezuelan Sweet'

Peppers · 85-95d

🧺

Albion

Root Vegetables · 120d

🧺

Alderman

Peas · 70-80d

🧺

+ 895 more Zone 7 varieties for September →