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Can You Grow Leek in Delaware?

US · USDA Zone 7a · zones 6b, 7a

Grows well here

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

Plant zones

3a–9b

Delaware last frost

early March

Delaware first frost

late November

Days to harvest

100–150 days

When to plant Leeks in Delaware

Start indoors

Jan 1

Transplant

Mar 7

Harvest

Jun 15 – Aug 4

Dates are approximate, based on Delaware'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 Delaware

Delaware has a humid subtropical climate moderated by the Atlantic. Mild winters and warm summers support a long growing season for mid-Atlantic vegetables.

See what grows well in Delaware →

Frequently asked questions

Can you grow Leek in Delaware?

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

What zone is Delaware?

Delaware spans USDA Zone 7a (6b, 7a).

When do you plant Leeks in Delaware?

Plant Leeks around early March (start indoors Jan 1), harvest Jun 15 – Aug 4.