When to Plant Cauliflower

Plant cauliflower by your frost dates, not the calendar: start seeds indoors about 6 weeks before your last spring frost, then plant outdoors about 2 weeks before your last frost. Pick your USDA zone below for exact dates.

Cauliflower planting calendar

spring planting

🌱

Start seeds indoors

Mar 4

🌿

Transplant outdoors

Apr 1

🌾

Projected first harvest

Jun 25

fall planting

🌱

Start seeds indoors

Jun 9

🌿

Transplant outdoors

Jul 14

🌾

Projected first harvest

Oct 7

JJan

FFeb

MMar

AApr

MMay

JJun

JJul

AAug

SSep

OOct

NNov

DDec

spring planting

fall planting

🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 7a — approximate

Most cauliflower mature in about 70 to 200 days depending on the variety. Dates above use zone 7 as a reference point. Pick your zone below, or set your ZIP in HomeSown for dates tuned to your exact location.

Varieties to grow

4 varieties of cauliflower in the HomeSown library. Tap any for its full grow guide.

Cheddar Cauliflower →Purple Cape Cauliflower →Romanesco Cauliflower →Snowball Cauliflower →

Common problems with cauliflower

What to watch for, with identification and treatment for each

Cabbage Maggot Cabbage Root Maggot Diamondback Moth Harlequin Bug Cabbage Worms Cabbage Looper Clubroot Black Rot Boron Deficiency Bolting Bacterial Soft Rot Alternaria Leaf Spot

🌱 Grow cauliflower with a calendar built for your exact yard

HomeSown turns your ZIP code into a personalized planting calendar, watering reminders, and pest help. Free to start.

Start your free garden →

When to plant cauliflower in your zone

Zone 3 →Zone 4 →Zone 5 →Zone 6 →Zone 7 →Zone 8 →Zone 9 →Zone 10 →