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Brussels sprout

Brassica oleracea var. gemmifera

In a typical UK garden, sow indoors early February to mid-May, sow outside late March to early May, plant out early April to late June, and harvest mid-September to late February.

When to sow, plant and harvest

Last frost around 20 April, first frost around 31 October.

Sow indoors
early February to mid-May
Sow outdoors
late March to early May
Plant out
early April to late June
Harvest
mid-September to late February
Spacing
60 cm apart, rows 75 cm apart
Square foot
1 per square (30 cm squares)
Sowing depth
1.5 cm
Ready in
85 to 120 days from planting out
Grows to
90 cm
Hardiness
Hardy to about -15 °C
Sun
Full sun
Crops for
About 12 weeks

Growing tip

Firm the soil hard and stake tall plants, or loose soil gives open, blown sprouts.

Neighbours

Grows well with

Keep apart from

Brassicas are one crop rotation group. Try not to grow them where any of the family grew in the last two or three years. How crop rotation works

Guides

When to plant

Brussels sprouts sown in spring are ready for Christmas

Sow Brussels sprouts from late March to early May, outdoors in a seedbed or in modules, and plant out from April to late June. Early varieties sown in February under cover crop from September; late varieties stand in the garden through Christmas and on into February.

More brassicas

Where these figures come from

Every crop in VegLog was checked against published growing advice. Dates are worked out from average frost dates, so they shift with your garden. For brussels sprout, we used:

Grow brussels sprout with VegLog

Add brussels sprout to a bed and VegLog reminds you when to sow, plant out and pick, timed to your own town's frost dates.