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 6 products.
 
Onion : Bunching/Spring : White Lisbon

Spring Onion 'White Lisbon'

Allium cepa, Bunching Onion, Scallion
  • RHS Award of Garden Merit
Very quick growing salad onions, sow Spring Onion White Lisbon in succession for a continuous crop all spring, summer and autumn. More info
    • 1 packet (650 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Onion : Ailsa Craig : Giant/Show Vegetable

Onion 'Ailsa Craig' (Giant/Show Vegetable)

Allium cepa

 This enduringly popular and well known variety makes a splendid choice for the show bench and is equally good in the kitchen. The quality, large, globe shaped bulbs have a rich, golden, straw coloured skin and an excellent mild flavour. For the largest bulbs, Onion ‘Ailsa Craig’ can also be sown in modules in autumn for transplanting outdoors in spring. Height: 45cm (18"). Spread: 10cm (4"). More info
    • 1 packet (350 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Onion : Bunching/Spring : Performer

Onion 'Performer' (Bunching Onion)

Allium fistulosum, Oriental Bunching Onion, Spring Onion, Scallion

Bunching onion ‘Performer’ produces upright, dark green leaves and mild flavoured stems which do not bulb. Use this perennial onion as a spring onion to add to salads or chopped as a chive-like garnish with a mild flavour. This winter hardy variety can be harvested virtually year round from successional sowings. Height: 30cm (12”). Spread: 23cm (9”).


Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 1 packet (300 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.09
Onion : Hi Keeper F1 Hybrid

Onion 'Hi Keeper' F1 Hybrid

Allium cepa

 With excellent winter hardiness, this is by far the best variety for overwintering from an autumn sowing outdoors. Onion ‘Hi Keeper’ produces quality globe shaped bulbs weighing 120g (4oz), with golden yellow skins that will store well. This versatile variety is equally good from a spring sowing and makes a fine choice for the kitchen or the show bench. Height: 45cm (18”). Spread: 10cm (4”). More info
    • 1 packet (80 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.99
Salad Onion Cipollotto Blanca de Lisboa - Vita Sementi Italian Seeds

Spring Onion 'Cipollotto Blanca de Lisboa' - Vita Sementi® Italian Seeds

Allium cepa, Bunching Onion, Scallion

 The traditional Italian 'spring onions' an essential ingredient for salads throughout the season. Salad Onion Cipollotto Blanca de Lisboa is best pulled small before bulbing develops. More info
    • 1 packet (1400 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Onion : Bunching/Spring : Performer

Onion 'Performer' (Bunching Onion) - Part of the Alan Titchmarsh Collection

Allium fistulosum, Oriental Bunching Onion, Scallion
 
  • Ideal for succession sowing
  • Delicious bunching onion

Delicious spring onions throughout the year are possible by sowing every 4 weeks from early spring to autumn. The dark green leaves and white stems of spring onion 'Performer' have a mild flavour and make the perfect addition to a salad. Height: 30cm (12"). Spread: 5cm (2").
Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

 More info
    • 1 packet (300 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99