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Allium cepa
Onion Fasto F1 is a top-performing onion that’s quick to mature and easy to grow. It produces a generous crop of uniform, golden-skinned bulbs with great flavour and texture. These onions are perfect for storing right through winter-they can last up to six months in the right conditions, making them a great choice for home-growing with reliable results. They’re also popular with growers who like to enter their onions at shows, thanks to their neat, consistent shape.
350 Seeds
10202436
Sold out this season
Come back in December
£2.99
Seed Only Delivery £2.49* | Learn More
Seed Only Delivery £2.49*
Seed Packets £2.49: Dispatched by our expert team within 24hrs of placing your order 7 days a week
To ensure your seeds arrive in the freshest condition and undamaged, they are carefully packed in specially designed, fully recyclable packaging.
For larger seed orders we use Yodel express delivery to ensure you receive your package within 3 days of placing your order with the addition of it being fully tracked for your peace of mind.
High Yield
Hardy
Low Maintenance
Enhanced
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Harvest
Approx. 350 Fasto F1 hybrid seeds – uniform, high-quality results
Early maturing with neat, golden-skinned bulbs ideal for storing
Smart, reliable shape and finish – ideal for showing and kitchen use
Fasto F1 is a steady performer, even when the weather isn’t ideal!
These onion seeds produce neat, uniform bulbs that cure well and keep their shape. The golden-skinned onions have a reliable flavour, whether you’re cooking fresh or using stored bulbs.
This variety grows well in vegetable beds, garden borders, or allotments and doesn’t require much fuss.
It’s early maturing, so you can harvest early and free up space for other crops. Fasto F1 onions also store well—they'll keep up to six months when kept in a cool, dry place.
Fasto F1 is a no-nonsense onion seed variety that delivers quality, flavour, and easy growing for home gardeners and allotment growers alike.
Why Marshalls Garden
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Discover our wide range of gardening guides developed over 75 years, showcasing our commitment to gardening.
Contact us Mon – Sat and even on bank holidays (because gardening queries don't follow a calendar), to discuss our product range or chat about all things gardening.
When you order from us, expect promptness. 'In stock' plants and seeds are dispatched within two working days. And because we're as green as our thumbs, all our packaging is recyclable.
We are honoured to have received the prestigious silver medal at the 2022 Great British Growing Awards for Best Online Retailer.
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Soil Type
Sow seeds into seed sowing compost for fast and healthy germination
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