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Home > 'Heat Treated Onions'

'Heat Treated Onions'

16 products, 2 blogs

Onion james 'Longkeeping'

Flavoursome Heirloom variety. The medium sized bulbs of Onion 'James Long Keeping' store well over winter for a long window of use in the kitchen.  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot
  • Flower Colour: White
  • Longevity: Annual

Just£1.99

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Onion 'Santero' F1 Hybrid

Spring planting. Heat treated. The answer to gardeners' prayers! Heat treated early main crop, Onion 'Santero' F1 Hybrid is the first onion set with resistance to downy mildew, a potentially disastrous fungal foliage disease.…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot
  • Flower Colour: White
  • Longevity: Annual

Just£0.99

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Onion 'Borettana'

Small flat bulbs for salads, pickling and stir frys.  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot
  • Flower Colour: White
  • Longevity: Annual

Just£0.99

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Onion 'Ciboule Red Dragon' (Bunching Onion)

Forms a clump of slender elongated bulbs and long green stalks, similar to chives. A type of perennial bunching onion usually grown as an annual, and winter hardy. Quite pungent flavoured, use both the leaves and small bulbs.  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot
  • Flower Colour: White
  • Longevity: Perennial

Just£0.99

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Onion 'Paris Silver Skinned'

Super little pickling or cocktail onions, Onion Paris Silver Skinned are easy and quick to grow and do well on the poorest soils. Sow thickly and the resultant competition will prevent the bulbs from getting too large for pickling purposes.  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot
  • Flower Colour: White
  • Longevity: Annual

Just£1.99

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Spring Onion 'Winter White Bunching'

A dual purpose onion that resists bulbing up enabling it to be pulled for a longer period than regular varieties. Spring Onion Winter White Bunching has excellent overwintering qualities, can be sown either late August for late May pulling or in spring and…  More Info

  • Sun shade: Full sun
  • Grows in: Containers
  • Flower Colour: White
  • Longevity: Annual

Just£1.99

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Spring Onion 'White Lisbon' (Start-A-Garden™ Range)

Customers' favourite. An easy to grow spring onion with a mild flavour and smooth white skin. Quick to mature, ready in just 9- 10 weeks from sowing. Ideal for sowing at regular intervals for a continuous crop of tasty salad onions.  More Info

  • Sun shade: Full sun
  • Grows in: Containers
  • Flower Colour: White
  • Longevity: Annual

Just£0.99

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Onion 'Early Collection' (Spring Planting)

Fresh from British breeding these three varieties complete their heat treatment by the end of January so they can be despatched and planted from early February to produce the earliest crops of the season. The aim is to breed new British varieties which require no…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

2 Options From£9.99

Out of Stock

Onion 'Red Baron' (Spring Planting)

Spring planting. Heat treated. A mid-late maturing variety, Onion 'Red Baron' produces firm, flattish-round bulbs of a beautiful dark red colour. With eye-catching red rimmed flesh and a stronger flavour than most varieties, Onion 'Red Baron'…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

2 Options From£3.99

Out of Stock

Onion 'Garnet' (Spring Planting)

British breeding of Red Baron type. Garnet is now a commercially established maincrop producing a heavy crop maturing up to a week earlier than Red Baron. Garnet has been selected to maintain a rounder, darker red bulb with an improved percentage of single centred bulbs…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

2 Options From£3.99

Out of Stock

Onion 'Spitfire' F1 Hybrid (Spring Planting)

An exciting new hybrid with excellent early vigour to provide your earliest brown skinned bulbs from early July. Spitfire has a strong root system and thus suited to a wide range of soil types. Globe shaped bulbs.  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

2 Options From£4.99

Out of Stock

Onion 'Golden Ball' (Spring Planting)

Spring planting. Heat treatedA very popular and reliable variety, giving heavy yields of golden-brown skinned, crisp, flavoursome bulbs. Onion 'Golden Ball' has excellent storage potential too. This variety has been heat treated to reduce…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

2 Options From£3.99

Out of Stock

Onion 'Santero' F1 Hybrid (Spring Planting)

Spring planting. Heat treated. The answer to gardenersprayers! Heat treated early main crop, Onion 'Santero' F1 Hybrid is the first onion set with resistance to downy mildew, a potentially disastrous fungal foliage disease. This…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot
  • Flower Colour: White
  • Longevity: Bulb

2 Options From£5.99

Out of Stock

Onion 'Red Arrow' (Spring Planting)

Replacing our previous very early-ripening variety 'Red Emperor', 'Red Arrow' comes from specifi c British breeding of early red onions. Sets are fully heat treated and are best planted from late February for early harvesting from late July. Plants…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

2 Options From£4.99

Out of Stock

Onion 'Vulcan' (Spring Planting)

British breeding of early brown onions brings us this new, fully heat-treated variety which is an earlier-ripening hybrid of the increasingly popular 'Rumba'. The slightly deeper, round bulbs have thinner necks and good resistance to bolting. Best planted from…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

2 Options From£4.99

Out of Stock

Onion Mixed Red,White & Brown (Spring/Autumn Planting)

Spring planting. Heat treatedThis popular mix of 3 favourite varieties is perfect for gardeners with limited space, who want to grow a range of onion colours to suit their culinary needs. These varieties have been heat treated to reduce…  More Info

  • Sun shade: Full sun
  • Grows in: Vegetable Plot

  • Longevity: Bulb

Just£4.99

Out of Stock