Stuttgarter Giant Onion Sets
From 10th January 2026.
Product Description
The Stuttgarter Giant is a must-have for any kitchen garden. Originally bred in Germany, these hardy alliums are known for their impressive size and mild, well-balanced flavour. Their large, chunky slices are perfect for cooking or enjoying raw in salads and sandwiches.
Our Stuttgarter Giant onion sets produce a reliable crop of firm, semi-flat onions with a characteristically golden skin. They store exceptionally well, providing a steady supply of home-grown onions throughout the year. Plant your Stuttgarter Giant onion sets in early spring and they’ll be ready to harvest in late summer.
All of our high-quality onion sets are certified virus and disease-free. Each 250g pack contains approximately 70 sets. Grow your Stuttgarter Giant onion sets in well-drained soil in full sun, leaving 12” (30cm) between each row. After lifting, leave to dry before use.
Order your Stuttgarter Giant onion sets from D.T. Brown Seeds today and benefit from our 100% satisfaction guarantee.
Product Details
Key Features
Large bulbs - Well-storing
- Well-cropping Hardy
Large bulbs 
Planting & Harvesting
- Sow Indoors
- Sow/Plant Outside
- Flowers/Harvest
Delivery & Returns
Looking for a hassle-free way to get your gardening essentials? Look no further than DT Brown!
We know how important your garden is to you, and want you to be able to stock up on everything you need.
All our delivery charges will automatically appear in your shopping basket.
- Orders for seed only will incur a £2.45 delivery charge
- Orders for non-seed items will incur a £4.95 delivery charge
- A combined order (e.g. seeds and plants) will incur a £7.35 delivery charge.
FAQs
How to Grow Onion Stuttgarter Giant Bulbs
When to Plant Onion Stuttgarter Giant Sets?
How Big Do Onion Stuttgarter Giant Bulbs Get?
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