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When to plant
cauliflower in the UK
Fold outer leaves over the curd to keep it white. Cauliflower leaves are delicious too — don't throw them away.
Growing journey
16 weeks from planting out to harvest · Start indoors 7 weeks before planting out
Get cauliflower seeds
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What cauliflower need
Sun. Rich, firm soil. Consistent watering. The fussiest brassica.
Spacing
60cm between plants
These are larger plants — give them plenty of space for air circulation.
Varieties to try
Good companions
Keep apart from
- Tomatoes
When to sow cauliflower
Based on UK average frost date. Enter your postcode for exact dates, or find your city.
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Where to buy cauliflower seeds
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What you'll need for cauliflower
The stuff beginners wish they'd bought sooner.
Without this, cabbage white caterpillars will strip your plants to skeletons. Cover from planting day — not after you spot damage.
Hold netting above the leaves. Draped directly on plants, butterflies lay eggs through the mesh where it touches.
Cauliflower is the fussiest brassica. Give it every advantage — collars, netting, and consistent watering.
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Get your exact dates
Enter your postcode for personalised planting dates for cauliflower.
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