When should I plant kale in ZIP 27601?

In ZIP 27601, the main kale target is around Mar 27, based on the representative Raleigh frost station and USDA zone 8a.

When should I start kale seeds indoors in 27601?

Start kale seeds indoors in ZIP 27601 around Mar 6, about 35 days before the Apr 10 last-frost estimate.

Is this a guaranteed planting date?

No. GrowZone uses frost-date estimates, hardiness zones, and crop timing rules for planning. Local microclimates and current weather can shift the right date.

ZIP 27601 planting calendar

When to plant kale in Raleigh, NC - Zone 8a

Q: When is the first frost in Raleigh?

Raleigh (ZIP 27601) has an average first fall frost around Nov 1, leaving about 205 frost-free days.

In ZIP 27601, plant kale around Mar 27; this uses the Raleigh frost station, USDA zone 8a, and kale timing rules.

Your Raleigh calendar has a 205-day estimated frost-free season. This estimate uses the representative Raleigh frost station, USDA zone 8a, and kale timing rules.

Source: raleigh-durham frost station, USDA zone 8a, last updated 2026-06-28. Verify locally before planting high-value crops because microclimates, current weather, and yard exposure can move the safe date.

USDA zone 8a Raleigh frost station NC State Extension Updated 2026-06-28

Read the method

Answer first

When to start kale seeds indoors in Raleigh

In ZIP 27601, start kale seeds indoors around Mar 6, about 35 days before the Apr 10 last-frost estimate.

Start kale seeds indoors in Raleigh around Mar 6, about 35 days before the Apr 10 last-frost estimate.

Seed starting schedule

Kale dates for Raleigh, NC

Step	Date	How to use it
Start Indoors	March 6, 2026	Start seeds under lights or in a bright indoor seed-starting space.
Transplant Outdoors	March 27, 2026	Move hardened-off seedlings outside after the frost-risk window.
Direct Sow	March 20, 2026	Sow seed outside when the crop and soil can handle the window.

Last frost

When is the last frost in Raleigh?

Raleigh (ZIP 27601) has an average last spring frost around Apr 10.

First frost

When is the first frost in Raleigh?

The average first fall frost is around Nov 1, giving about 205 frost-free days.

Season map

Kale windows by month

JanFebMarAprMayJunJulAugSepOctNovDec

Start indoors

Mar 6

Direct sow

Mar 20

Transplant

Mar 27

Harvest

May 26

Frost watch

Sep 2

Reminder workflow

Every date has a next action

Start kale indoorsMar 6

Direct sow kaleMar 20

Transplant kaleMar 27

Last frost windowApr 10

First kale harvest windowMay 26

Last kale sowing targetSep 2

Signal	Value	Why it matters
Last frost estimate	April 10, 2026	Warm-season transplant risk starts falling after this window.
First frost estimate	November 1, 2026	Fall planting counts backward from this date.
Season length	205 days	Longer seasons can support succession crops.
Spacing	12-18 in	Airflow and root space affect yield.
Soil temperature	45 F+	Seeds and transplants stall in cold soil.

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Local data

Why this date changes by ZIP

Raleigh frost history and USDA zone 8a shift the safe planting window. GrowZone uses a local representative station instead of one national rule.

NC State Extension is the kind of local source to verify against when a crop is expensive, weather is unusual, or your yard has a cold pocket.

Crop note

Kale timing notes

Kale sweetens after a light frost. Kale prefers full sun, 12-18 in spacing, and soil near 45 F+.

For fall, count backward from Nov 1. A conservative last sowing target is around Sep 2.