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Can You Grow Leek in North Dakota?

US · USDA Zone 4a · zones 3a, 3b, 4a, 4b

Grows well here

Leeks grow well here — cold-hardy and can be harvested into late autumn.

Plant zones

3a–9b

North Dakota last frost

late April

North Dakota first frost

early October

Days to harvest

100–150 days

When to plant Leeks in North Dakota

Start indoors

Jan 30

Transplant

Apr 25

Harvest

Aug 3 – Sep 22

Dates are approximate, based on North Dakota's average frost dates. Your exact yard may vary by microclimate.

About Leek

Leeks are cold-hardy slow-growing vegetables that can be harvested well into autumn and even winter.

Start indoors in late winter — leeks need a very long season. Transplant deeply to blanch stems. Harvest after first frosts — cold improves flavour. Very cold-hardy surviving to -10°C.

Full leek growing guide →

Gardening in North Dakota

North Dakota has a harsh continental climate with cold winters and short warm summers. Most of the state is Zone 3b-4a. Focus on cold-hardy crops and short-season varieties.

See what grows well in North Dakota →

Frequently asked questions

Can you grow Leek in North Dakota?

Leeks grow well here — cold-hardy and can be harvested into late autumn.

What zone is North Dakota?

North Dakota spans USDA Zone 4a (3a, 3b, 4a, 4b).

When do you plant Leeks in North Dakota?

Plant Leeks around late April (start indoors Jan 30), harvest Aug 3 – Sep 22.