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Can You Grow Kale in Delaware?

US · USDA Zone 7a · zones 6b, 7a

Grows well here

Kale grows exceptionally well here — it is one of the most cold-tolerant vegetables available.

Plant zones

2a–9b

Delaware last frost

early March

Delaware first frost

late November

Days to harvest

55–75 days

When to plant Kales in Delaware

Start indoors

Feb 7

Transplant

Mar 7

Harvest

May 1 – May 21

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

About Kale

Kale is one of the hardiest vegetables available — it survives hard frosts and tastes sweeter after a freeze.

Sow indoors 4-6 weeks before last frost or direct sow in late summer for fall harvest. Harvest outer leaves to keep the plant producing. Cold-hardy varieties survive winter in Zone 7+.

Full kale 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 Kale in Delaware?

Kale grows exceptionally well here — it is one of the most cold-tolerant vegetables available.

What zone is Delaware?

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

When do you plant Kales in Delaware?

Plant Kales around early March (start indoors Feb 7), harvest May 1 – May 21.