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How to grow Brussels Sprout in the UK

Brassica oleracea

Brussels Sprout growing in a UK garden

Brussels Sprout (Brassica oleracea) is a vegetable that grows well in UK gardens. Long season; needs firm soil and patience. Pigeon-proof with netting all winter. This guide covers when and how to sow Brussels Sprout, the soil and position it likes, watering and feeding, companion planting, and when to harvest.

Type
Vegetables
Difficulty
Challenging
Position
full sun (6+ hrs direct)
Sow
March
Harvest
January, February, October, November, December

When to sow & grow Brussels Sprout

Sowing and harvest window through the year (UK):

Jan
Harvest
Feb
Harvest
Mar
Sow
Apr
May
Jun
Plant
Jul
Aug
Sep
Oct
Harvest
Nov
Harvest
Dec
Harvest

Soil, position & care

Soil
Very firm, fertile soil — lime if acid
Soil pH
6.5–7.5
Position
Open, sunny site
Sowing depth
1.5 cm
Spacing
60–75 cm apart
Sowing
Sow Mar–Apr; plant firmly — loose soil gives blown sprouts
Growing
Stake tall plants on exposed sites
Harvest & upkeep
Pick from the bottom up after the first frosts
Watch for
Cabbage white caterpillars, club root, whitefly, pigeons

Companion planting for Brussels Sprout

Grows well with:

Beetroot Celery Dill French Marigold Pot Marigold Mint Nasturtium Onion Rosemary Sage Thyme

Keep apart from:

Strawberry Beef Tomato Cherry Tomato
Grow Brussels Sprout this year

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Brussels Sprout FAQs

When should I sow Brussels Sprout in the UK?

In the UK, sow Brussels Sprout in March. Sowing across these months gives the plant the right soil temperature and day length to establish well.

What grows well with Brussels Sprout?

Brussels Sprout grows well alongside Beetroot, Celery, Dill, French Marigold, Pot Marigold, Mint. Good companions can deter pests, attract pollinators or make better use of space.

What should you not plant near Brussels Sprout?

Keep Brussels Sprout away from Strawberry, Beef Tomato, Cherry Tomato, which can compete with it or share pests and diseases.

How much sun does Brussels Sprout need?

Brussels Sprout prefers full sun (6+ hrs direct).

When is Brussels Sprout ready to harvest?

Brussels Sprout is typically ready to harvest in January, February, October, November, December in the UK.

Is Brussels Sprout easy to grow?

Challenging. Long season; needs firm soil and patience. Pigeon-proof with netting all winter.

More vegetables to grow

Radish Lettuce Cherry Tomato Beef Tomato Cucumber Courgette Runner Bean Dwarf French Bean