Thompson & Morgan

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Brassica & Leafy Green Seeds


Brussels Sprouts, broccoli, cabbage and cauliflower are just a few of the vegetables classed as brassica and there are plenty to choose from in our online range. Be sure to cover young plants with fine netting to deter birds and other pests.



We have found 113 products.
 

Cauliflower 'Clapton' F1 Hybrid (Summer/Autumn)

Brassica oleracea (Botrytis Group)

Over 18 years of conventional breeding have been invested in this clubroot resistant variety. Cauliflower 'Clapton' is the first cauliflower with resistance to this devastating brassica disease. Depending on its sowing time this versatile variety matures from late summer to late autumn, producing large, excellent flavoured, solid, deep white heads of uniform quality. Height: 45cm (18"). Spread: 60cm (24").

Companion planting: Try growing cauliflowers with Nasturtiums to draw cabbage white butterflies away from your crop, and mint to help deter flea beetles.


Useful links:

Companion Planting

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    • 1 packet (20 cauliflower seeds)

    • Despatch: Within 1 days
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    • £3.99

Cabbage 'January King 3' (Winter Savoy)

Brassica oleracea (Capitata Group)

This is a really hardy winter cabbage - not even severe frost seems to bother it. The heads of Savoy Cabbage 'January King' are crisp and crunchy with a good flavour, and the leaf is an attractive conifer-blue colour. Height: 40cm (16"). Spread: 60cm (24").

Companion planting: Try growing cabbages with Nasturtiums to draw cabbage white butterflies away from your crop, and mint to help deter flea beetles.


Useful links:

Companion Planting

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    • 1 packet (300 cabbage seeds)

    • Despatch: Within 1 days
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    • £1.99

Kale 'Scarlet'

Brassica oleracea (Acephala Group), Borecole

 Customer Rating

Kale 'Scarlet' produces highly decorative, dark green, red veined leaves which show more colour as colder weather approaches. This superb curly Kale makes a delicious 'salad leaf' when young, or can be grown to maturity for a supply of winter greens at a time when fresh vegetable are scarce in the garden. Mature plants show excellent winter hardiness, standing well in the harshest weather for a long season of harvest. Height: 90cm (35"). Spread: 60cm (24").


Companion planting: Try growing kale with Nasturtiums to draw cabbage white butterflies away from your crop, and mint to help deter flea beetles.


Useful links:

Companion Planting

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    • 1 packet (200 kale seeds)

    • Despatch: Within 1 days
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    • £2.49

Komatsuna 'Carlton' F1 Hybrid

Brassica rapa, Japanese Mustard Spinach

One of Japan's best kept secrets! Vigorous and easy to grow, this Oriental vegetable can be picked as baby leaves in as little as 25 days, or left to grow on for tall, leafy heads of up to 200g (7oz), in just 60 days from sowing. With excellent heat and frost tolerance, Komatsuna 'Carlton' can be grown all year round, withstanding British summers well and making a superb greenhouse crop for winter and spring cultivation. These tasty Komatsuna leaves have a mild Brassica flavour and are delicious steamed, stir-fried, or enjoyed raw in salads. Height and spread: 25cm (10"). More info
    • 1 packet (250 komatsuna seeds)

    • Despatch:
    •  
    • £2.69
    • Out of stock

Brussels Sprout 'Crispus' F1 Hybrid

Brassica oleracea (Gemmifera Group)

Sow this latest clubroot resistant hybrid variety in the spring for an autumn harvest. Brussels Sprout 'Crispus' has excellent standing ability, good vigour and a wonderful flavour making it a 'must have' for the kitchen garden or allotment. Smooth, dark green buttons of excellent quality hold the stalk well and in good condition over a long period. Height: 75cm (30"). Spread: 50cm (20").


Companion planting: Try growing Brussels sprouts with Nasturtiums to draw cabbage white butterflies away from your crop, and mint to help deter flea beetles.


Useful links:

Companion Planting

More info
    • 1 packet (20 brussels sprout seeds)

    • Despatch: Within 1 days
    •  
    • £3.99

Chinese Leaves 'Richi' F1 Hybrid

Brassica rapa (Pekinensis Group), Chinese cabbage

Chinese Leaves are quick maturing and form a cos lettuce type heart in under 9 weeks. Plants are very slow to bolt, so stand well over a long season. Use as salad leaves as you would a Romaine lettuce or as a full heart for salads, stir fries and as a cooked vegetable. Superb quality and garden performance without bolting. Mature heads can be cut and stored in a frost free shed.


Companion planting: Try growing cabbages with Nasturtiums to draw cabbage white butterflies away from your crop, and mint to help deter flea beetles.


Useful links:

Companion Planting

More info
    • 1 packet (60 seeds)

    • Despatch: Within 1 days
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    • £2.49 £0.99

Cabbage 'Greyhound' (Summer/Autumn )

Brassica oleracea (Capitata Group)

 Customer Rating

A reliable old favourite, Cabbage 'Greyhound' produces early maturing, pointed hearts in summer and autumn. This flavoursome cabbage has little core and very few wasted outer leaves. This RHS AGM variety is neat and compact - ideal where space is at a premium. Height: 30cm (12"). Spread: 40cm (16").


Companion planting: Try growing cabbages with Nasturtiums to draw cabbage white butterflies away from your crop, and mint to help deter flea beetles.


Useful links:

Companion Planting

More info
    • 1 packet (300 cabbage seeds)

    • Despatch: Within 1 days
    •  
    • £1.99

Spinach 'Apollo'

Spinacia oleracea

This outstanding variety produces excellent yields of dark green, thick, rounded leaves of superb quality. Spinach 'Apollo' has good bolting resistance when grown as a 'baby leaf' crop and also makes particularly productive mature plants with resistance to all the modern races of downy mildew. Grow spinach in convenient containers just outside the back door. Height: 20cm (8"). Spread: 30cm (12"). More info
    • 1 packet (500 spinach seeds)

    • Despatch: Within 1 days
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    • £2.69

Kohl Rabi 'Kolibri' F1 Hybrid

Brassica oleracea (Gongylodes Group)

 Customer Rating

Attractive, purple-skinned roots with pure white, succulent flesh, best eaten when golf ball size, although the flesh still remains succulent and bitter free when roots are larger. Easy to grow, quick to mature in under 8 weeks from sowing. Plants have a neat, compact growth making them ideal for early sowings under cloches or fleece.Prefers well-drained, moist, rich soil in full sun. A rich source of the provitamin A, vitamins C and K and folate as well as the antioxidant carotenoids b-carotene and lutein.


Companion planting: Try growing Kohl rabi with Nasturtiums to draw cabbage white butterflies away from your crop, and mint to help deter flea beetles.


Useful links:

Companion Planting

More info
    • 1 packet (35 kohl rabi seeds)

    • Despatch: Within 1 days
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    • £2.99

Cauliflower 'Boris' F1 Hybrid

Brassica oleracea (Botrytis Group)

We've selected Cauiliflower Boris F1 to withstand all weather conditions under all levels of care in any type of soil! If you're new to cauliflower growing or have had poor results in the past Cauliflower Boris is for you! This really is a gardener-friendly variety.

Vigorous root systems support healthy plant growth and erect foliage formation for a tidy, manageable crop. Cauliflower Boris F1 will grow in any soil type and will withstand whatever the British weather can throw at it - rain or shine. The large curds hold well on the plant with no blemishing. Sow successionally in spring for harvest from June to September. Height 45cm (18"). Spread: 60cm (24").
More info
    • 1 packet (25 cauliflower seeds)

    • Despatch: Within 1 days
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    • £2.99

Broccoli 'Monclano' F1 Hybrid (Calabrese)

Brassica oleracea (Italica Group)

Grow Broccoli Monclano F1 this season and say goodbye to crop diseases. This hardy variety has been selected for top flavour, heavy yields and resistance to the scourge of the brassica bed - clubroot and mildew. Monclano F1 produces tight domed heads on clear smooth stems and will produce plenty of side shoots after the central head is harvested. Sow several times through spring for successional harvests from August through to November. Height: 45cm (18"). Spread: 40cm (16"). More info
    • 1 packet (20 calabrese seeds)

    • Despatch: Within 1 days
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    • £3.99

Cabbage 'Kilaton' F1 Hybrid (Autumn)

Brassica oleracea (Capitata Group)

It has taken over 18 years of conventional breeding to develop a variety that can combat the devastating brassica disease Clubroot, and this superb variety is the most resistant we have ever grown on our trials. This clubroot resistant cabbage produces excellent quality, 2kg, autumn ballheads with a solid, dense structure. Cabbage 'Kilaton' is superb for making coleslaws, salads or steaming. This F1 hybrid variety will stand outdoors over a long period, and once harvested stores well without any deterioration to its delicious flavour. Height: 30cm (12"). Spread: 45cm (12").


Companion planting: Try growing cabbages with Nasturtiums to draw cabbage white butterflies away from your crop, and mint to help deter flea beetles.


Useful links:

Companion Planting

More info
    • 1 packet (20 cabbage seeds)

    • Despatch: Within 1 days
    •  
    • £3.99