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Cool Weather Gem

Cauliflower

Snowy curd king needs cool vibes. Self-blanch dwarfs ace big pots.

3 min read
Cauliflower - Brassica oleracea var. botrytis
Light
Full Sun
Water
Even Moist 1in Weekly
Temperature
60-70°F
Humidity
50-70%
Difficulty
Moderate
Pet Safe
Safe

Video Tutorials

Watch these helpful videos to learn more about Cauliflower care.

Growing Cauliflower in Containers | Tips, When to Harvest & More!

About Cauliflower

Cauliflower crafts creamy curds for roast rice. Cool crop demands TLC but rewards huge heads. Pots bring balcony farms.

Mediterranean kin loves chill fertile moist soils. Steady temps prevent ricey mess.

Deep containers sunny cool spots work indoors. Annual harvest replant next cool season.

Cauliflower close-up

Watering Schedule

Consistent moist no drought flood. 1in week deep root.

Base water morning.
Mulch top even.
Pots check daily.
More curd swell.
Drain prevent rot.
Drip steady calm.
Ricey Curds
Dry stress turns grainy; never let dry.

Common Problems & Solutions

Here's how to identify and fix the most common Cauliflower problems.

Cabbage Worms

Cabbage Worms

Cause: Eggs chew curd holes.

Solution: Bt weekly row net.

Aphids Tops

Aphids Tops

Cause: Cluster curl new growth.

Solution: Soap spray ladybugs.

Clubroot Roots

Clubroot Roots

Cause: Acid soil slime.

Solution: Lime pH 7 fresh pots.

Button Small

Button Small

Cause: Heat hot dry.

Solution: Cool shade water.

Brown Curd

Brown Curd

Cause: Sun scorch no blanch.

Solution: Tie leaves cover.

Blight Leaf

Blight Leaf

Cause: Wet crowded.

Solution: Air space copper.

Popular Varieties

Explore different Cauliflower varieties and find your perfect match.

Snowball
No tie leaves.

Snowball

"Self-Blanching"

68 days 5-7in white self-cover. Pot easy.

Difficulty: EasyPrice: $3-5
Snow Crown
Fast crop.

Snow Crown

"Early Hybrid"

50 days gray-green sweet mini heads.

Difficulty: EasyPrice: $4-6
Purple Cape
Color vitamin.

Purple Cape

"Graffiti"

70 days violet curds nutty mild.

Difficulty: ModeratePrice: $4-6
Igloo
Big yield.

Igloo

"Dense White"

70 days 7in heavy uniform.

Difficulty: EasyPrice: $4-5

Care Tips & Best Practices

Humidity

50-70% mist dry spells.

Feeding

High N early calcium curd.

Cleaning

Strip lower yellow leaves.

Support

Stake heavy heads.

Pruning

Pinch tips bushy.

Rotation

Turn for sun balance.

Care Checklist

0 / 10 completed

10 Common Mistakes to Avoid

1

Hot temps

Why it's bad: Ricey small curds.

Do this instead: 60-70°F shade.

2

Shallow pots

Why it's bad: Root bound stress.

Do this instead: 20in deep.

3

Uneven water

Why it's bad: Button heads rot.

Do this instead: Mulch drip.

4

No blanch

Why it's bad: Sun yellows curd.

Do this instead: Tie self-cover.

5

Crowded space

Why it's bad: Poor air disease.

Do this instead: 18in apart.

6

Low calcium

Why it's bad: Bitter pit curd.

Do this instead: Dolomitic lime.

7

Pest ignore

Why it's bad: Worms wreck.

Do this instead: Net Bt early.

8

N late feed

Why it's bad: Leaves no curd.

Do this instead: Balanced early.

9

Seed cold

Why it's bad: Slow poor germ.

Do this instead: Warm tray.

10

Brassica soil

Why it's bad: Clubroot club.

Do this instead: Fresh rotate.

Frequently Asked Questions

Grow cauliflower pots?

Yes 20in deep cool sun self-blanch.

Ricey cauliflower curd?

Dry hot stress; cool moist shade fix.

Safe dogs cauliflower?

Yes florets small gas thyroid ok.

Blanch cauliflower heads?

Tie leaves self-cover varieties no tie.

Harvest cauliflower when?

6-8in firm cut base sides follow.

Worms on cauliflower?

Bt spray covers BT varieties early.

Calcium for curds?

Lime feed even water prevent pit.

Start seeds indoors?

5 weeks 65°F trays harden transplant.

Clubroot pots cauliflower?

Lime pH7 fresh soil no brassica.

Small buttons cauliflower?

Crowd heat; space cool blanch.

References & Sources

Information in this guide is based on these trusted sources.

1
How to grow Cauliflower
Royal Horticultural Society
2
Growing Cauliflower Home Gardens
University of Minnesota Extension
3
Growing Cauliflower Home Garden
University of Maryland Extension

Plant Details

Botanical Name
Brassica oleracea var. botrytis
Common Names
Snowball cauliflower, purple cauliflower
Family
Brassicaceae
Native Region
Mediterranean
Growth Habit
Annual cool season
Max Height Indoors
2.5ft indoor
Growth Rate
Moderate
Toxicity
Safe mild gas
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