Allium Bulbs

Grow striking, statuesque alliums with Johnsons. Also called ornamental onions, allium bulbs are ideal for adding height, texture, and modern style to your outdoor space. These eye-catching plants produce perfectly round, globe-like flower heads on top of delicate and slender stems.

Available as glorious white, pink, and purple flowering bulbs, alliums grow sculptural lines and shapes that add elegance to any garden. They work beautifully in flower beds, borders, or as cut flowers for dramatic indoor arrangements. Shop our full range of allium plant bulbs below.

Allium Bulbs

Grow striking, statuesque alliums with Johnsons. Also called ornamental onions, allium bulbs are ideal for adding height, texture, and modern style to your outdoor space. These eye-catching plants produce perfectly round, globe-like flower heads on top of delicate and slender stems.

Available as glorious white, pink, and purple flowering bulbs, alliums grow sculptural lines and shapes that add elegance to any garden. They work beautifully in flower beds, borders, or as cut flowers for dramatic indoor arrangements. Shop our full range of allium plant bulbs below.

9 products

Purple Flowering Bulbs

Primrose & Polyanthus Plants

Allium sphaerocephalon Flower Bulbs

50 bulbs

Sold Out

Allium Border Mix Flower Bulbs

50 mixed bulbs

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Allium caeruleum Flower Bulbs

20 bulbs

Sold Out

Allium cristophii Flower Bulbs

15 bulbs

Sold Out

Allium giganteum Flower Bulbs

3 bulbs

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Allium hollandicum Purple Sensation Bulbs

15 bulbs

Sold Out

Allium Summer Drummer Flower Bulbs

3 bulbs

Sold Out

Allium nigrum & Allium atropurpureum Bulbs

25 bulbs, 15 atropurpureum and 10 nigrum

Flower Bulb Fertiliser 1.5kg

1.5kg bag

Explore Our Allium Plant Bulbs

Alliums add glorious height and colour from late spring to early summer, with most varieties blooming from May to June or July. As perennial bulbs, they’ll return stronger year on year, becoming more impressive over time. Easy to plant and care for, our high-quality allium bulbs offer a straightforward way to achieve stunning results. Pair them with lower-growing flowers to create depth in your planting schemes.

Buy Allium Bulbs Online

From allium bulbs to tulip bulbs, you’ll find everything you need to grow gorgeous flowers at Johnsons. Each of our high-quality flowering bulbs is expertly field-grown, hand-picked, individually graded, and delivered to your door at the ideal time for planting. Order today – 100% satisfaction guaranteed!