Brunswick: discover its flavour and how to grow it
Brunswick is a late white cabbage with broad, flat, large heads on a short stem. The exterior is described as green. Choose this cultivar for a late, substantial cabbage harvest and possible processing. The name white cabbage does not mean the outer leaves have to be white.
This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
- Sowing
- Spring, timed for early, autumn or storage variety
- Harvesting
- Summer to autumn; depends on cultivar
- Location
- Sun, fertile soil and even moisture
- Space
- According to variety: approximately 30–60 cm as a practical guide
This growing advice helps you choose. Your variety, growth stage, weather and conditions in your space determine the actual timing.
Sowing under cover and raising seedlings
Start under cover in cool conditions in modules or a seedbed · White cabbage
March–May, only for a suitable harvest typeSow somewhere cool and bright and avoid long, weak growth.
- Germination and temperature
- Germinate under cover, then grow on in cool, bright, well-ventilated conditions; avoid a hot growing space.
- After emergence
- Give seedlings light immediately after emergence. A dark loft needs suitable grow lights; warmth alone is insufficient. Ventilate and keep the compost moist without saturating it.
- Pricking out and potting on
- Sow in modules or prick out manageable young plants. Let the root ball firm up without a check in growth.
- Hardening off and planting out
- Gradually acclimatise indoor-raised plants to sun, wind and outdoor temperatures; shelter them again on cold nights. Plant out sturdy young brassicas and protect against cabbage root fly and caterpillars where needed.
Early, summer, autumn and winter cultivars have their own windows. The spring period shown is a basic route; use cultivar guidance for overwintering and winter cauliflower.
Sources and use
Royal Horticultural Society · RHS — kool kweken ↗Soort- of productgebonden bron; buitenlandse perioden zijn geen vaste Nederlandse zaaidatum.
University of Minnesota Extension · UMN Extension — kool in de moestuin ↗Soort- of productgebonden bron; buitenlandse perioden zijn geen vaste Nederlandse zaaidatum.
Guideline periods for the Netherlands and Flanders. Check the variety, available light, soil and measured temperatures. Greenhouse heating does not guarantee enough winter light.
What makes Brunswick different?
- Fruit shape
- Large, broad, flat head; short stem
- Main colour
- Green
The source context and any limitations are in the background information at the bottom.
Compare with another varietyFlavour and kitchen
The source gives no separate Brunswick aroma. Sauerkraut use and large head shape are concrete selection arguments.
This flavour description applies to the crop; a separate taste test for this variety is not supported by evidence.Shred the cabbage for sauerkraut or use pieces in cooking. A large head needs a plan for several portions.
Why choose it? Choose this cultivar for a late, substantial cabbage harvest and possible processing. The name white cabbage does not mean the outer leaves have to be white.
How to grow white cabbage
The options below belong to the plant. From these, choose the method that suits your variety's growth habit.
This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
One head per plant in a spacious bed
In open ground, white cabbage has room to form a firm head. Do not plant extra closely to promise more yield: outer leaves need light to feed the heart.
- Start in modules or begin with healthy young plants.
- Plant in prepared soil at the cultivar’s spacing.
- Place insect mesh over hoops and seal the edges well.
For anyone able to reserve a cabbage bed for much of the season.
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This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
A compact cultivar in a deep pot
A demonstrably compact cabbage variety can grow in a large, deep pot. Soil and position are easier to choose, but water and feeding need more attention. A small balcony pot gives insufficient roots for a large cabbage.
- Choose a cultivar with confirmed compact growth.
- Use a deep pot with drainage holes and suitable compost.
- Check moisture regularly and allow light and air to the leaves.
For a small number of heads on a sunny patio.
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This image was created with AI from described plant characteristics and growing advice. It shows a possible situation and is not a photograph of a verified cultivar.
Netting works when the edges are closed too
Put the netting over sturdy hoops and secure it to the ground all the way round. Leave room for growth and check underneath without leaving the sides open for long.
View your supplies →Why grow Brunswick?
Brunswick is a late white cabbage with broad, flat, large heads on a short stem. The exterior is described as green.
Choose this cultivar for a late, substantial cabbage harvest and possible processing. The name white cabbage does not mean the outer leaves have to be white.
How this choice tastes
The source gives no separate Brunswick aroma. Sauerkraut use and large head shape are concrete selection arguments.
From harvest to kitchen
Shred the cabbage for sauerkraut or use pieces in cooking. A large head needs a plan for several portions.
What needs attention when growing
Give the broad head enough room and keep development even. Reserve the bed for the longer growing period.
Harvest a closed, firm head and check that the inner leaves are healthy. Use a cut large cabbage promptly or plan fermentation in advance.
Choose by flavour, shape and use
Brunswick: Brunswick is a late white cabbage with broad, flat, large heads on a short stem. The outside is described as green. Slice for sauerkraut or use parts cooked. A large head needs a plan for several portions.
The source gives no separate Brunswick aroma. Sauerkraut use and large head shape are concrete selection arguments.
A cabbage that suits your cooking
White cabbage suits a garden also growing for later use. A storage variety is a deliberate choice; an early variety gives fresh heads sooner. A few well-cared-for plants make development visible without a large field.
Sow for the intended harvest season
The same cabbage species can include early and late cultivars. Follow your cultivar's recommended sowing window and work in small batches. A late sowing of a long-season winter cultivar will not automatically catch up.
Sturdy plants in individual modules
Sow in clean seed compost and place emerged seedlings in good light. Keep the compost moist. An individual module gives each plant its own rootball. Move the plants before growth stalls for long in a cell that is too small.
Bring the soil into contact with the rootball
Acclimatise plants raised under cover to outdoor conditions. Plant in a sunny bed with good drainage and firm the soil around the rootball. Water to bring roots and soil into contact. Leave enough space for the mature leaves.
Support growth without waterlogging
Cabbages need fertile soil that retains moisture. Mature compost helps on poor or badly structured soil. Base additional feeding on the soil and product advice. Do not work wet clay into a compact, smooth planting hole where rainwater collects.
Even growth through to heart formation
Check the root zone more often during heart formation. Prolonged drought restricts development, while a sudden change to plentiful water may split vulnerable hearts. Water directly where needed during dry weather and retain an airy soil around the plant.
Avoid trapping the first caterpillars inside
Put insect mesh in place early and seal the edges, but also inspect beneath it. Mesh does not exclude a caterpillar already on a plant. Remove affected leaves and identify the pest before choosing a measure.
Consider all brassicas in your plan
Broccoli, cauliflower, Brussels sprouts and turnips also belong to the brassicas. Do not grow them in the same position every year. With clubroot, ordinary rotation is insufficient: have the cause assessed and use healthy starting material and a suitable growing position.
Feel the heart and look at the leaves
A closed, firm heart is a better signal than a fixed calendar day. Cut with a clean knife. Check splits and damage and use vulnerable heads first before setting intact storage heads aside.
Adapt storage to the cultivar
Store only intact heads of a suitable variety cool and inspect regularly. For sauerkraut or other fermentation, use a checked recipe and correct method. Leaving cabbage at room temperature is not a storage method.
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More background, sources and image information
SeedSteps editorial team · updated on 11 October 2026. The AI images illustrate species and practical growing situations; they do not prove an exact cultivar, observations from your own garden or yield.
Britse gewasadviezen worden gecombineerd met Nederlandse en Vlaamse informatie waar beschikbaar. Amerikaanse Extension-bronnen ondersteunen plantprincipes en herkenning; hun kalenderdata, lokale plaagdruk, bestrijdingsmiddelen en mestdoseringen worden niet rechtstreeks op Nederland of Vlaanderen toegepast. Vorst, bodemwarmte, standplaats en expliciete rasinformatie blijven de lokale controle. Commerciële bronnen onderbouwen uitsluitend benoemde ras- en plantkenmerken; zij zijn geen affiliate-aanbeveling.
- World Checklist of Vascular Plants — 4 juni 2026Royal Botanic Gardens, Kew · accessed 2026-10-07
- Witte kool uit Brunswick zadenFeggies · accessed 2026-10-11
- RHS — kool kwekenRoyal Horticultural Society · accessed 2026-10-10
- UMN Extension — kool in de moestuinUniversity of Minnesota Extension · accessed 2026-10-10
- USU Extension — kool in de tuinUtah State University Extension · accessed 2026-10-10
Supporting evidence by chapter: Why grow Brunswick?: Feggies. How this choice tastes: Feggies. From harvest to kitchen: Feggies. What needs attention when growing: Feggies. Choose by flavour, shape and use: Feggies. A cabbage that suits your cooking: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Sow for the intended harvest season: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Sturdy plants in individual modules: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Bring the soil into contact with the rootball: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Support growth without waterlogging: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Even growth through to heart formation: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Avoid trapping the first caterpillars inside: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Consider all brassicas in your plan: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Feel the heart and look at the leaves: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension. Adapt storage to the cultivar: Royal Horticultural Society, University of Minnesota Extension, Utah State University Extension.
Fruit shape: Large, broad, flat head; short stem Beschrijving van de genoemde rasbron; geen eigen tuinwaarneming. Feggies
Main colour: Green Beschrijving van de genoemde rasbron; geen eigen tuinwaarneming. Feggies