Thompson & Morgan

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Onion & Leek Seeds


Growing onions from seed is easier than you think and can be cheaper than buying onion sets. You'll find all different types of onion in our range - spring, white, red, brown and shallots. Our range of leeks offers outstanding garden and exhibition varieties.



We have found 13 products.
 

Leek 'Musselburgh'

Allium porrum

A fine strain of this well known, reliable mid season variety. Producing heavy crops of short, thick stems with an excellent flavour and tender texture when cooked. Leek 'Musselburgh' is exceptionally hardy and stands well in even the coldest winter weather, making it a popular choice for growing in cold areas. Height: 45cm (18”). Spread: 30cm (12”). More info
    • 1 packet (350 leek seeds)

    • Despatch: Within 3 days
    •  
    • £1.99

Leek 'Autumn Giant 2 - Porvite'

Allium porrum

  • RHS Award of Garden Merit

This excellent RHS AGM variety produces mid green, erect foliage, and heavy, uniform stems. Leek 'Autumn Giant 2 Porvite' stands well in the garden over a long period and demonstrates resistance to bulbiness and bolting, as well as good rust tolerance. Height: 45cm (18”). Spread: 30cm (12”).
More info
    • 1 packet (200 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.69

Leek 'Porbella'

Allium porrum

An outstanding garden variety with excellent winter hardiness and good resistance to rust. Leek 'Porbella' produces good yields of sturdy, pure white, thick stems with dark green leaves. The mature leeks are ready for harvesting from October to February. Height: 45cm (18”). Spread: 30cm (12”). More info
    • 1 packet (200 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.39

Leek 'Blauwgroene Winter - Bandit'

Allium porrum, Leek 'Bandit'

An outstanding cultivar for harvesting from winter through to spring. The dark leaves of Leek 'Blauwgroene Winter - Bandit' contrast beautifully with delicious, thick, pure white stems. This variety has excellent garden performance and winter hardiness, showing good tolerance against rust and bolting. Height: 45cm (18”). Spread: 20cm (8”).
More info
    • 1 packet (250 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.69

Leek 'Oarsman' F1 Hybrid

Allium porrum

This superb midseason variety produces long, pure white, uniform stems with dark, erect foliage. Leek 'Oarsman' shows good early vigour, bulking up quickly, with no sign of bulbing. It stands well over a long period with good tolerance to rust and bolting. A terrific garden variety with an RHS AGM. Height: 45cm (18”). Spread: 30cm (12”).
More info
    • 1 packet (40 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.99

Leek 'Below-Zero' F1 Hybrid

Allium porrum

This British bred leek combines the vigour of an F1 Hybrid with extreme cold tolerance to produce superb quality leeks that can withstand the harshest of weathers. Leek 'Below-Zero' produces pure white stems with dark leaves that stand well over a long period without bolting. This rust resistant variety can be lifted from Christmas right through to May. Height: 45cm (18”). Spread: 30cm (12”). More info
    • 1 packet (50 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.99

Leek 'Natan' F1 Hybrid - SowStrong® Collection

Allium porrum

Leek 'Natan' is a quality variety with excellent garden performance. This resilient, hardy variety produces delicious white stems with darkest green foliage. Perfect for winter harvests from November through to March. Height: 45cm (18"). Spread: 30cm (12").

Useful links:

Read more on our blog: SowStrong® – A Natural Way to Growing Success

More info
    • 1 packet (70 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.49

Leek 'Pennine' F1 Hybrid

Allium porrum

From British breeding comes the first - and only - hybrid pot leek. The result of painstaking work in crossing sterile male lines with top prize-winning show leeks. Leek 'Pennine' is a much thicker, but shorter blanch with a true pot leek appearance. This autumn variety is ideally grown in individual 25cm (10") pots or in well-prepared soil in the garden, where it will withstand adverse conditions right up until New Year. Height: 45cm (18"). Spread: 30cm (12"). More info
    • 1 packet (40 leek seeds)

    • Despatch: Within 3 days
    •  
    • £3.19

Leek 'Kong Richard'

Allium porum, Leek 'King Richard'

A particularly early cropping variety that can be lifted by July from the very earliest sowings, but will easily stand until Christmas from a later sowing. The long, slender stems of Leek 'Kong Richard' are full flavoured and ideal for slicing. This RHS AGM variety can also be grown close together for delicious, succulent mini leeks, but is best harvested by Christmas as it is less hardy than some other varieties. Height: 45cm (18”). Spread: 30cm (12”).
More info
    • 1 packet (125 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.69

Leek 'Cairngorm' F1 Hybrid

Allium porrum

The first F1 leek from seed, produced by British breeding from specially selected top prize-winning show leeks! This stocky variety has superb vigour and uniformity making it ideal for growing individually as a pot leek. Early autumn maturity makes Leek 'Cairngorm' ideal for the show bench as well as outside in the vegetable plot, where stems will stand until after Christmas. Height: 45cm (18”). Spread: 30cm (12”). More info
    • 1 packet (40 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.99

Leek 'Pandora' - Duchy Originals Organic Seeds

Allium porrum

This quick maturing variety produces delicious, long, pure white stems with dark green upright leaves. A uniform crop of Leek 'Pandora' can be harvested from late summer onwards, as and when they are needed in the kitchen. This excellent variety also shows good tolerance to leek rust. Height: 45cm (18”). Spread: 30cm (12”). More info
    • 1 packet (75 leek seeds)

    • Despatch: Within 3 days
    •  
    • £2.99

Leek 'Lancelot'

Allium porrum

Allium porrum. An alternative as a milder flavoured spring onion when sown thickly. Leek Lancelot is ideal for growing in containers, use in salads, stir-fries or as a steamed vegetable. Also grow as a full sized leek for autumn and winter harvesting. More info
    • 1 packet (75 leek seeds)

    • Despatch: Within 3 days
    •  
    • £1.99