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Allium Bulbs


Alliums are easy to grow and undemanding summer flowers, adding height and structure to your beds and borders. Ideal as cut flowers, they're also striking in the autumn, when the structural seed heads create an eye-catching display. Read our guide for more information on how to grow bulbs.



We have found 3 products.
 

Allium Collection

Ornamental Onion

Upright stems add a strong vertical accent to cottage garden borders. These magnificent allium bulbs produce an explosion of colour, followed by architectural seedheads that create a spectacular autumn display. Undemanding and easy to grow, these magnificent allium flowers are also excellent for cutting.

  • Allium aflatunese (16 bulbs) - Dense globes of mauve-purple flowers measuring up to 10cm (4") across in early summer. Height: 90cm (35"). Spread: 10cm (4"). Bulb size 4/5.
  • Allium sphaerocephalon (24 bulbs) - An understated allium with unusual oval shaped, purple green flower heads, that associates beautifully with swaying grasses. Height: 60cm (24"). Spread: 8cm (3").Bulb size 4/5.
  • Allium caeruleum (50 bulbs) - Bright blue globes of starry flowers are carried on stiff upright stems. Height: 60cm (24"). Spread: 8cm (3"). Bulb size 4/5.
  • Allium 'Purple Sensation' (10 bulbs) - Globes of starry purple flowers that measure up to 8cm (3") across. Height: 90cm (36"). Spread: 10cm (4"). Bulb size 10/12.

Useful links:

How to grow bulbs, corms and tubers

More info
    • 100 bulb mix

    • Despatch: By end of September 2014
    •  
    • £19.99

Allium ramosum

Ornamental Onion

  • New in 2014

Silvery-white, starry flowers are held aloft on stiff, uypright stems for a simple, understated display. Allium ramosum flowers from May to July, neatly filling the gap between spring and summer when other bulbs are finished and herbaceous borders are yet to bloom. This dainty little Ornamental Onion is undemanding and easy to grow. Perfect for dotting through rock gardens or growing in bold drifts throughout borders. Bulb size 1. Height: 45cm (18"). Spread: 10cm (4").


Useful links:

How to grow bulbs, corms and tubers

More info
    • 3 bulbs

    • Despatch: By end of September 2014
    •  
    • £12.99
    • 9 bulbs

    • Despatch: By end of September 2014
    • SAVE £19.98  
    • £38.97 £18.99

Allium 'Globemaster'

Ornamental Onion

Hundreds of starry lilac-purple blooms form the incredible flower heads of this RHS AGM variety. The magnificent, spherical blooms of Allium 'Globemaster' are up to 15cm (6") across! Flowering only once in a season, the blooms are followed by skeletal seedheads for a spectacular autumn display. Undemanding and easy to grow, these purple alliums are guaranteed to add the 'wow' factor to borders and cut flower arrangements. Height: 80cm (31"). Spread: 15cm (6"). Bulb size 18/20.

Useful links:

View 4 for 3 bulbs rangeHow to grow bulbs, corms and tubers

More info
    • 1 bulb

    • Despatch: By end of September 2014
    •  
    • £8.99
    • 2 bulbs

    • Despatch: By end of September 2014
    •  
    • £12.99
    • 4 bulbs

    • Despatch: By end of September 2014
    •  
    • £19.99