Allium nigrum & Allium atropurpureum Bulbs

Allium atropurpureum, Allium nigrum
  • Contrasting white and deep-purple alliums flower together for dramatic border impact
  • Tall architectural stems are excellent for cutting and drying
  • Size 10/12 bulbs provide June flowers attractive to pollinators
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Product DescriptionOverview and what to expect

Allium nigrum & Allium atropurpureum Bulbs combine two contrasting ornamental onions that flower together to striking effect. Supplied as 20 bulbs, the collection pairs the pale flower heads of Allium nigrum with the deep purple-crimson blooms of Allium atropurpureum, creating an elegant light-and-dark display through the middle of the border.

  • Allium nigrum
    Broad heads of pale, star-shaped flowers bring brightness and architectural structure to early-summer planting.
  • Allium atropurpureum
    Rich purple-crimson flower heads provide a dramatic contrast and combine beautifully with lighter alliums and emerging perennials.

Plants reach around 75cm (30in) and flower in June. The flowers are attractive to pollinators and are excellent for cutting or drying. Plant from September to November in average, free-draining soil in full sun.

Bulb size: 10/12
Bulb sizes are measured by circumference in centimetres. A 10/12 bulb measures approximately 10-12cm around. Larger bulbs generally contain more stored energy, helping to support strong growth and an impressive flowering display.

About our Bulbs
We work very closely with our growers to ensure we offer the very best, top sized bulbs which will provide you with a glorious autumn show. All of the bulbs we offer have been trialled and tested, either on our own trials ground, here in Suffolk, or on those of our growers, who we work with to ensure we offer the best range for British gardens.

Grow InWhere it grows best in your garden
  • Border
Product DetailsSpecies, size, colour and more
Botanical Name: Allium atropurpureum, Allium nigrum
Genus: Allium
Plant Class: Hardy Perennial
Habitat: Upright
Position: Full Sun
Attractive to: Attractive to Pollinators
Height: 61-90cm
Colour: Purple,White
Key FeaturesQuick snapshot of habit, light and use
Flower-Bulbs-Johnsons

Flower Bulbs

Hardy-Perennial-Johnsons

Hardy Perennial

Suitable-for-Cut-Flowers-Johnsons

Suitable For Cut Flowers

Suitable-for-Full-Sun-Johnsons

Suitable for Full Sun

Attractive-to-Pollinators-Johnsons

Attractive to Pollinators

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