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What to plant in September

Autumn in the north, spring in the south. Here is what goes in, city by city.

Photo: Salicyna, CC BY-SA 4.0, via Wikimedia Commons

Start indoorsSow or plant outdoorsHarvest

US Northeast

Boston Massachusetts

24°C76°F / 13°C55°F · frost-free Apr 4 – Nov 9

Peas, Lettuce, Spinach, Kale, Broccoli, Beets, Radishes, Swiss chard, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Lettuce, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Buffalo New York

22°C72°F / 13°C55°F · frost-free Apr 24 – Oct 26

Lettuce, Spinach, Kale, Beets, Radishes, Swiss chard, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Burlington Vermont

22°C72°F / 12°C53°F · frost-free Apr 29 – Oct 15

Spinach, Radishes, Garlic, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Portland Maine

22°C72°F / 11°C51°F · frost-free Apr 26 – Oct 15

Spinach, Radishes, Garlic, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

US Midwest

Chicago Illinois

24°C76°F / 13°C56°F · frost-free Apr 11 – Oct 31

Lettuce, Spinach, Kale, Beets, Radishes, Swiss chard, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Des Moines Iowa

26°C78°F / 12°C54°F · frost-free Apr 18 – Oct 20

Lettuce, Spinach, Kale, Beets, Radishes, Swiss chard, Basil, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Lettuce, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Detroit Michigan

24°C75°F / 13°C56°F · frost-free Apr 21 – Oct 31

Lettuce, Spinach, Kale, Beets, Radishes, Swiss chard, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Fargo North Dakota

22°C72°F / 10°C49°F · frost-free May 10 – Sep 30

Radishes, Garlic

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Lettuce, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Madison Wisconsin

24°C74°F / 11°C52°F · frost-free May 1 – Oct 10

Spinach, Radishes, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Milwaukee Wisconsin

23°C73°F / 12°C54°F · frost-free Apr 19 – Oct 29

Lettuce, Spinach, Radishes, Swiss chard, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Minneapolis Minnesota

23°C74°F / 12°C53°F · frost-free Apr 23 – Oct 18

Lettuce, Spinach, Radishes, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Omaha Nebraska

26°C79°F / 13°C55°F · frost-free Apr 18 – Oct 21

Lettuce, Spinach, Kale, Beets, Radishes, Swiss chard, Basil, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Lettuce, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

US South

US West

Anchorage Alaska

13°C56°F / 6°C43°F · frost-free May 1 – Sep 29

Garlic

Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Cilantro, Parsley

Billings Montana

25°C77°F / 7°C45°F · frost-free May 4 – Oct 7

Radishes, Garlic, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Kale, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Parsley

Boise Idaho

27°C81°F / 10°C50°F · frost-free Apr 24 – Oct 21

Lettuce, Kale, Beets, Radishes, Swiss chard, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Kale, Carrots, Onions, Potatoes, Swiss chard, Basil, Parsley

Denver Colorado

27°C80°F / 10°C49°F · frost-free May 4 – Oct 8

Lettuce, Radishes, Swiss chard, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Lettuce, Kale, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Parsley

Portland Oregon

24°C76°F / 10°C51°F · frost-free Mar 13 – Nov 19

Peas, Lettuce, Spinach, Kale, Broccoli, Beets, Radishes, Swiss chard, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Sweet corn, Green beans, Peas, Lettuce, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Seattle Washington

21°C70°F / 11°C52°F · frost-free Mar 13 – Nov 17

Lettuce, Spinach, Kale, Beets, Radishes, Garlic, Swiss chard, Cilantro

Tomatoes, Peppers, Cucumbers, Zucchini, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Spokane Washington

23°C74°F / 8°C46°F · frost-free Apr 26 – Oct 15

Radishes, Garlic, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Lettuce, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

United Kingdom & Ireland

Belfast Northern Ireland

18°C64°F / 10°C49°F · frost-free Apr 14 – Nov 7

Spinach, Radishes, Garlic, Cilantro

Zucchini, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Cilantro, Parsley

Birmingham England

18°C65°F / 10°C49°F · frost-free Apr 19 – Nov 10

Lettuce, Spinach, Radishes, Garlic, Cilantro

Zucchini, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Bristol England

19°C66°F / 11°C52°F · frost-free Apr 6 – Nov 22

Lettuce, Spinach, Kale, Beets, Radishes, Garlic, Swiss chard, Cilantro

Tomatoes, Cucumbers, Zucchini, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Edinburgh Scotland

17°C62°F / 9°C48°F · frost-free Apr 27 – Oct 31

Spinach, Radishes, Garlic, Cilantro

Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Cilantro, Parsley

Glasgow Scotland

17°C62°F / 9°C49°F · frost-free Apr 20 – Nov 3

Spinach, Radishes, Garlic, Cilantro

Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Cilantro, Parsley

Manchester England

18°C65°F / 11°C51°F · frost-free Apr 5 – Nov 16

Lettuce, Spinach, Kale, Radishes, Garlic, Swiss chard, Cilantro

Tomatoes, Cucumbers, Zucchini, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Canada

Calgary Alberta

19°C66°F / 4°C40°F · frost-free May 26 – Sep 10

Garlic

Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Edmonton Alberta

18°C64°F / 5°C42°F · frost-free May 10 – Sep 19

Garlic

Zucchini, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Halifax Nova Scotia

20°C69°F / 11°C52°F · frost-free May 9 – Oct 17

Spinach, Radishes, Garlic, Cilantro

Tomatoes, Cucumbers, Zucchini, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Montreal Quebec

22°C72°F / 11°C52°F · frost-free Apr 29 – Oct 9

Spinach, Radishes, Garlic, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Ottawa Ontario

22°C72°F / 11°C51°F · frost-free May 7 – Oct 2

Spinach, Radishes, Garlic, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Toronto Ontario

22°C71°F / 13°C55°F · frost-free May 4 – Oct 9

Spinach, Radishes, Cilantro

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Vancouver British Columbia

20°C67°F / 12°C53°F · frost-free Mar 27 – Nov 5

Lettuce, Spinach, Kale, Radishes, Garlic, Swiss chard, Cilantro

Tomatoes, Peppers, Cucumbers, Zucchini, Pumpkins, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Winnipeg Manitoba

20°C68°F / 8°C46°F · frost-free May 24 – Sep 22

Radishes, Garlic

Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

Australia & New Zealand

Perth Western Australia

20°C69°F / 11°C51°F

Tomatoes, Cucumbers, Zucchini, Pumpkins, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Cilantro, Parsley

Peppers, Eggplant, Cucumbers, Zucchini, Pumpkins, Watermelons, Basil

Tomatoes, Peppers, Cucumbers, Zucchini, Pumpkins, Sweet corn, Green beans, Peas, Lettuce, Spinach, Kale, Cabbage, Broccoli, Carrots, Beets, Radishes, Onions, Potatoes, Swiss chard, Basil, Cilantro, Parsley

A crop is listed when any part of its window falls in September. Open the city for exact dates.