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When to plant cauliflower

Half-hardy · light frost OK

Caulifloweris keyed to your local frost dates. The offsets below hold anywhere — but the calendar dates they land on don’t. Enter your ZIP for dates tuned to your city’s nearest NOAA station.

Cauliflower planting timeline

Start indoors
6–8 wks before
Transplant out
0–2 wks before
Harvest
55–80 days later
-9 wksLAST SPRING FROST+10 wks

Half-hardy: tolerates a light frost but not a hard freeze — plant out around the last frost date.

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Cauliflower planting FAQ

When should I start cauliflower seeds indoors?

Start cauliflower indoors 6–8 weeks before the last spring frost, so seedlings are ready to plant out once the weather warms.

Can I direct sow cauliflower?

Cauliflower is usually started indoors and transplanted rather than direct sown, for a reliable stand.

How long does cauliflower take to grow?

Cauliflower takes about 55–80 days from transplanting to harvest, depending on the variety and conditions.

Can I plant cauliflower in the fall?

Yes — sow cauliflower for a fall crop 10–12 weeks before the first fall frost.

Is cauliflower frost-hardy?

Half-hardy: tolerates a light frost but not a hard freeze — plant out around the last frost date.

Planting reminders

Never miss a window in your area

An email when it’s time to start seeds, transplant, and sow — timed to your frost dates. Double opt-in, one-click unsubscribe, no spam.

Other crops

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Planting windows are offsets from your local 1991–2020 NOAA frost normals. How we compute this.