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 'Aalsmeer' (Spring)

Brassica oleracea (Botrytis Group)

Cauliflower 'Aalsmeer' shows outstanding winter hardiness and produces well-protected, creamy white heads of a good depth and weight. This RHS AGM spring cauliflower matures gradually throughout April which extends the harvesting period throughout the month. Height: 60cm (24"). Spread: 75cm (30").


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

More info
    • 1 packet (50 cauliflower seeds)

    • Despatch: Within 1 days
    •  
    • £1.99

Broccoli 'Summer Purple' (Purple Sprouting)

Brassica oleracea (Italica Group)

Sprouting Broccoli 'Summer Purple' is specially bred for summer cropping, with good heat tolerance and no need for winter chilling (vernalisation) to produce its tasty purple spears. This robust, British bred variety produces high yields with regular picking, and crops from July to November if sown at regular intervals. Height: 90cm (35"). Spread: 60cm (24").


Companion planting: Try growing broccoli 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 (200 broccoli seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Cabbage 'Durham Early' (Spring)

Brassica oleracea (Capitata Group)

Probably one of the most well known and reliable spring cabbages. Cabbage 'Durham Early' produces firm, pointed, well flavoured hearts on compact plants. This compact variety also be sown or planted closely for delicious 'spring greens' ready to harvest from February. Height: 30cm (12"). Spread: 35cm (14").


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
    •  
    • £2.29

Cabbage 'Pyramid' F1 Hybrid (Spring/Summer/Autumn) - RHS endorsed vegetable seeds

Brassica oleracea (Capitata Group)

A versatile British bred, pointed cabbage for sowing and harvesting all year round. Cabbage 'Pyramid' is ideal for use as 'greens' or 'hearted cabbages with very good colour. This RHS AGM variety stands very well, staying in good condition without bolting. Height: 30cm (12"). Spread: 40cm (16").

These vegetable seeds are endorsed by the RHS.

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 (75 cabbage seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Cabbage 'Caramba' F1 Hybrid (Summer/ Winter Sweetheart Type)

Brassica oleracea (Capitata Group)

Sweetheart cabbages have become increasingly popular in supermarkets from late summer to winter. Now you can grow your own! Cabbage 'Caramba' has tender, sweet, pointed mid-green hearts, which are ideal shredded raw in salads and coleslaws, and equally delicious as a steamed vegetable. 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 (30 cabbage seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Broccoli 'Purple and White Mix' F1

Brassica oleracea (Italica Group)

Over winter hardy, high yield of large spears. More info
    • 1 packet (20 broccoli seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

Cabbage 'Redcap' F1 Hybrid

Brassica oleracea (Capitata Group)

Compact habit, small round heads, ideal in salads. More info
    • 1 packet (50 cabbage seeds)

    • Despatch:
    •  
    • £0.99
    • Out of stock

Cabbage 'Tourmaline' (Winter Savoy)

Brassica oleracea (Capitata Group)

You will be harvesting Savoy Cabbage 'Tourmaline' throughout the winter and well into spring thanks to its excellent cold weather tolerance. Replacing the ever-popular but now discontinued Cabbage 'Tarvoy', this attractive, deeply savoyed, dark green cabbage produces compact, delicious heads. Plants also show a high resistance to xanthemonas (black rot). Height: 30cm (12"). 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

More info
    • 1 packet (40 cabbage seeds)

    • Despatch: Within 1 days
    •  
    • £3.29

Cauliflower 'Coloured Headed Mix'

Brassica oleracea (Botrytis Group)

  • Enjoy cauliflower for 15 weeks
  • Get the longest harvest from one packet of seed

Add some colour to the brassica bed with our exclusive Cauliflower Colour Collection. We've brought together 4 top-tasting ornamental cauliflowers into one vibrant collection.


This collection comprises; Cauliflower 'Tirza F1', Cauliflower 'Sunset F1', Cauliflower 'Trevi F1' and Cauliflower 'White Gold F1'.

Stick to tradition with Tirza, a heavy cropping variety producing pure white curds. We've included Sunset F1 for its unusual golden curds, while Trevi brings lime green curds into the mix. To top the collection off and add something truly special to your veg plot we've also included 'White and Gold', a Romanesco variety offering alien-like conical, yellow curds surrounded by white-silver foliage. Height: 60cm (24"). Spread: 60cm (24").
More info
    • 1 packet (25 cauliflower seed mix)

    • Despatch: Within 1 days
    •  
    • £3.99

Cabbage 'Tundra' F1 Hybrid (Winter Savoy)

Brassica oleracea (Capitata Group)

 Customer Rating

This RHS AGM variety produces solid, sweet, crisp heads that are ideal for winter salads. Winter Savoy Cabbage 'Tundra' is high yielding and particularly hardy, so it can be harvested right through the winter. Cabbages are easy to grow being perfectly suited to the British climate, and make a delicious and healthy side dish, as they are high in vitamins and low in calories. 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

More info
    • 1 packet (40 cabbage seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Spinach 'Violin' F1 Hybrid

Spinacia oleracea

Spinach 'Violin' is a versatile new variety which can be grown as 'baby leaves' or as larger, mature leaves for steaming if grown at a wider spacing. The flat, mid green spinach leaves are produced in abundance and have a good flavour whether eaten raw or cooked. Showing good resistance to bolting and downy mildew tolerance, this robust variety can be sown and harvested over a longer period from spring right through to autumn. Height: 20cm (8"). Spread: 30cm (12"). More info
    • 1 packet (500 spinach seeds)

    • Despatch: Within 1 days
    •  
    • £1.99

Cabbage 'Brigadier' F1 Hybrid (Autumn/Winter)

Brassica oleracea (Capitata Group)

Cabbage 'Brigadier' produces giant heads weighing up to 6.5kg (14lbs). The enormous heads of this winter cabbage have a high sugar and Vitamin C content, making them delicious eaten raw, but also excellent when cooked. Cabbage 'Brigadier' has good fusarium resistance and stands well in good condition over a long period. Height: 40cm (16"). Spread: 75cm (30").

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 (40 cabbage seeds)

    • Despatch: Within 1 days
    •  
    • £3.69