We're offering you a Onion (Spring) Corrado F1 for £3.99, saving you up to 56% off Thompson and Morgan's's price of £8.99 (correct as of 03.02.2026).

Early Maturing Onion 'Corrado' F1

Grow Early, Harvest More!
Bring flavour and vitality to your vegetable patch with the Onion (Spring) 'Corrado' F1. This early maturing Allium cepa hybrid is prized for its quick growth, golden-yellow bulbs, and strong disease resistance—making it a top pick for UK gardeners seeking reliable yields with less effort.

Why Choose 'Corrado' F1?

• Fast Maturity: Harvest weeks ahead of traditional varieties and enjoy fresh onions sooner.
• Bursting with Flavour: The Corrado's bulbs are not just attractive—they deliver a rich, savoury taste ideal for salads, stir-fries, and salsas.
• Disease Resistance: Less worry about common onion diseases means healthier crops and reduced need for pesticides.
• Long Storage Life: Cure and store your onions to enjoy their freshness throughout the year.

Growing Guide

• Sowing: Start seeds indoors from late winter or sow directly outdoors from early spring once the soil is workable.
• Soil: Prefers fertile, well-drained soil with a neutral pH (6.0–7.0). Enrich beds with compost before planting.
• Light: Thrives in full sun—choose a spot that receives at least 6 hours of direct sunlight daily.
• Spacing: Plant seeds or sets 10cm apart in rows spaced 25cm apart for optimal bulb development.
• Irrigation: Water regularly during dry spells but avoid waterlogging. Mulch to retain moisture and suppress weeds.

Caring for Your Onions

• Fertilising: Apply a balanced fertiliser at planting and again mid-season to support vigorous growth.
• Pest & Disease Control: The Corrado F1’s resistance keeps problems minimal—rotate crops yearly for best results.
• Harvesting: Pull bulbs when tops yellow and flop over (typically mid to late summer). Dry thoroughly before storage.

Garden Design & Companion Planting

• 'Corrado' F1 onions pair well with carrots, beets, and lettuce—great companions that deter pests naturally.
• Add structure to raised beds or interplant among herbs for a productive kitchen garden display.

FAQs

• When is the best time to plant 'Corrado' F1 onions?
  Sow seeds indoors from late winter or outdoors from early spring as soon as soil can be worked.
• How long until I can harvest?
  This variety matures early; expect harvestable bulbs in about 18–20 weeks after sowing under ideal conditions.
• What soil do they prefer?
  'Corrado' F1 thrives in loose, fertile, well-drained soil with a neutral pH between 6.0–7.0. Improve heavy soils with compost before planting.