Gladioli Bulbs
Order your gladioli bulbs now for delivery and planting in autumn 2025.
A late-spring flowering bulb that can be planted in the autumn, producing intense magenta-pink flowers on tall spikes. These stunning blooms are perfect for continuing your flowering display through the spring and summer months.
Like everything we supply here at Boston Seeds, we pride ourselves on supplying professional quality - and for flower bulbs, that means BIG! Our bigger bulbs produce bigger, better and bolder flowers. Choose from our exciting range of varieties - old favourites, garden classics as well as striking new lines for 2025.
Don't hesitate to get in touch to speak to one of our experts or request a catalogue to view our full range. Ordering regularly or looking for large volumes? Click here to apply for a trade account today - we review all applications within one working day.
The ultimate tool for planting quickly and easily your plants and bulbs. A quality, solid ash handle securely fitted to a stainless steel blade, the traditional design is ideal to assist in planting your plants and bulbs into beds, borders and grassland.
- Made of high quality polished stainless steel
- Ash handle - sourced from a sustainable source
- Soft leather strap - ideal to hang up
- Perfect for planting wildflower plug plants and small bulbs such as snowdrops, bluebells, crocus and more
One of those flowers that you always see but forget to plant? Now you don't have to worry about remembering to buy in the spring, as we offer the only autumn planted Gladioli. The stunning flowers are suitable for naturalising and appear along its long stem in vivid pink.
- Height (cm): 60cm
- Bulb Size (cm): 6+cm
- Blooms: May/July
Our bulb planting essentials pack has been put together for the ease of ensuring quick planting and a great display. The bulb planter will help you plant the bulbs with ease whilst the fibre will ensure the bulbs do not rot when planted into pots or containers. Using the bulb fertiliser will ensure your bulbs have all the nutrients they need whilst establishing.
- 1 x Bulb Fibre
- 1 x Bulb Planter
- 1 x Bulb Fertiliser
Making bulb planting easier, quicker and cleaner, our bulb planter is the ideal tool for helping you plant your larger spring-flowering bulbs.
- Made of high quality steel
- Automatic release on handle
- Duroplast coating - impact, elastic, abrasion, and corrosion resistant
- Perfect for planting larger flower bulbs such as daffodils, tulips, alliums, hyacinths and more
Specifically designed to help bulbs establish in pots and borders, without the risk of the bulbs rotting, providing an open and free-draining soil structure.
- Ideal for planting with Narcissi, Crocus, Hyacinths and other spring-flowering bulbs
- Universal bulb planting fibre
- 500gm bag - This pack is sufficient for 3 x 1-litre pots
Our flowering bulb fertiliser has been specifically designed to help your spring-flowering bulbs flower to their full potential. Whether you are establishing in pots or containers, sprinkle a small amount into each hole prior to planting your bulbs. Also suitable for use in early spring to encourage your bulbs to flower well in the following season.
- Tailored to give your bulbs all the nutrients they need
- Can be mixed with compost or Bulb Fibre
- NPK - 12.11.18 + MgO
- Recommended coverage: 5kg per 200sqm. Apply at 25g/sqm
- Not suitable for use with Wildflower Bulbs
Gladioli: Advice On How To Grow Them (And Why!)
Relatively easy to grow, Gladioli come in an array of colours, adding a dramatic vertical element to gardens. These tall and striking flowers belong to the Iris family and are well known for use in floral arrangements. Growing on long stems, they will bloom from the bottom up.
Gladioli are commonly used in floral arrangements and are also popular in gardens for their dramatic appearance and vibrant, colourful blooms. Generally low maintenance, they are a great choice for busy gardeners.
Fun Facts
Symbolising strength, integrity and remembrance. They are also known as ‘sword lilies’, gaining their name from the sword-like leaves and have a rich history symbolising victory, being thrown into the arena to celebrate a Roman Gladiators win.
Traditionally, they are known as the 40th Wedding Anniversary flower and are the birth flower of August.
How to grow
They prefer well-drained soils in full sun, where they will thrive and provide the best blooms, often lasting for several weeks in summer.
Plant the corms 12-15cm deep and space them apart 10-20cm. Popular with pollinators, they help support local ecosystems and enhance biodiversity.
Species & Styles
Gladioli as a genus currently include around 260-300 species with more than 30,000 cultivars.
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