September 2025 Delivery
Giant Allium Bulb Collection
Our best value selection for adding beautiful giant alliums into your garden displays. These structural impressive flowers will add height and interest to borders and landscaped areas whilst also drawing in a flurry of bees, butterflies and other pollinating insects. This mixture will contain equal quantities of the following:
- Ambassador
- Pink Jewel
- Red Mohican
Planting Guide
| Species | Month | Depth | Spacing | Soil | Aspect |
|---|---|---|---|---|---|
| Allium | Sept-Nov | 3 x bulb height | 15-30cm | Well-drained |  |
| Anemone | Sept-Nov | 5cm | 5-10cm | Any |  |
| Bluebell | Aug-Dec | 5-10cm | 10cm | Moist |  |
| Camassia | Sept-Nov | 10cm | 15cm | Moist | |
| Chionodoxa | Sept-Nov | 5cm | 5cm | Well-drained | |
| Crocus | Sept-Nov | 5cm | 5cm | Well-drained | |
| Cyclamen | Aug-Oct | 5cm | 5cm | Well-drained | |
| Daffodil & Narcissi | Sept-Oct | 3 x bulb height | 10-20cm | Well-drained | |
| Erythronium | Sept-Nov | 10cm | 10cm | Moist | |
| Freesia | Aug-Oct | 5cm | 7cm | Well-drained | |
| Fritillary | Sept-Nov | 10-15cm | 20-25cm | Well-drained | |
| Hyacinth | Sept-Nov | 15cm | 10cm | Well-drained | |
| Ipheion | Sept-Nov | 5cm | 5cm | Well-drained | |
| Iris | Sept-Nov | 5cm | 5cm | Well-drained | |
| Muscari | Sept-Nov | 5cm | 5cm | Any | |
| Puschkinia | Sept-Nov | 5cm | 5cm | Well-drained | |
| Snowdrop | Sept-Dec | 10cm | 5cm | Moist | |
| Triteleia | Sept-Nov | 5cm | 5cm | Well-drained | |
| Tulip | Sept-Dec | 10-15cm | 10-15cm | Well-drained | |
| Wildflowers | Sept-Dec | 3 x bulb height | 10-15cm | Moist | |
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Full Sun
Partial Shade
Full Shade
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Buy With Confidence
About Us
Boston Seeds is an independent seed merchant founded in 2002 by Andrew Wallis, after 25 years working for some of Europe’s leading seed houses. Find out more about Boston Seeds.
Quality
Here at Boston Seeds, we take quality seriously, and genuinely want every one of our customers to be delighted with their purchase and results. Learn more about our quality assurance.
Delivery
We are proud to offer a wide range of products on a next day delivery service across most of the UK, from just a few grams to hundreds of kilograms.
