We're offering you a Onion (Spring) Rosanna Pink for £3.99, saving you up to 56% off Thompson and Morgan's's price of £8.99 (correct as of 03.02.2026).

Add Colour and Mild Flavour with 'Rosanna Pink' Spring Onions

Allium cepa 'Rosanna', known as spring onion 'Rosanna Pink', brings a gourmet twist to your vegetable patch. This variety stands out with its reddish-brown skins and striking pink rings when sliced—perfect for adding visual appeal to salads and garden borders alike.

Mild Flavour & Versatile Culinary Uses

The gentle flavour profile makes these onions less pungent than standard varieties, so you can enjoy them raw in salads, salsas, or sandwiches without overpowering other ingredients. Their subtle sweetness also shines through when roasted, fried, or pickled.

Reliable Growth & Easy Care

• Heat-treated bulbs: Each set is supplied heat treated to reduce the risk of bolting, ensuring a more reliable crop.
• Sow in spring: Plant between February and April for best results.
• Mature size: Grows to approximately 45cm (18in) tall with a 15cm (6in) spread—ideal for compact spaces, containers, or raised beds.
• Soil requirements: Prefers fertile, well-drained soil; avoid overly acidic conditions (aim for pH 6–7).
• Sunlight: Thrives in full sun but tolerates partial shade.

Clever Companion Planting & Garden Impact

• Naturally deter pests: Try planting with mint to help confuse and deter onion fly.
• Add structure: Upright green foliage creates interest and structure in edible gardens.

Planting & Care Guide

• Sow sets directly into prepared soil after the last frost.
• Water regularly in dry spells but avoid waterlogging.
• No special pruning required; simply harvest bulbs when mature in summer.

Great for All Gardeners

'Rosanna Pink' is ideal for both new and experienced growers. Its compact habit suits small gardens or urban plots, while generous yields make it a kitchen staple all season long.

FAQs

• When should I plant 'Rosanna Pink' spring onions?
  Sow sets outdoors between February and April once the soil is workable.
• How long until harvest?
  You can typically harvest bulbs from early summer—about 8–12 weeks after planting.
• What soil is best?
  'Rosanna Pink' prefers fertile, well-drained soil with a neutral pH (6–7). Avoid heavy clay or very acidic soils for optimal growth.