• A vibrant purple Allium 'Mont Blanc' flower in bloom, showcasing its shape in a soft background.
  • A close-up shot of a variety of Allium bulbs, showing their different sizes, shapes, and colors.
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Ships Fall 2026

Allium Bulbs (Giant) - Mont Blanc

A towering white allium as majestic as its namesake mountain

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About the Variety

Key Features

Frost Tolerant
Drought Tolerant
Container Friendly
Attracts Bees
Attracts Butterflies
Fast Growing
Easy to Grow
Perfect for Cut Flowers
Perfect for Dried Flowers
Deer Resistant
Rabbit Resistant
Rodent Resistant

Plant Details

BOTANICAL NAME

Allium

LIFE CYCLE

  • Perennial

LIGHT REQUIREMENT

  • Full Sun
  • Partial Shade

BLOOM SEASON

  • Early Summer

GROWTH HABIT

  • Clumping

PLANT HEIGHT

  • 36 to 48 inches

PLANT TYPE

  • Giant

COLOR

  • White

As its name implies, the Mont Blanc allium is a fine white allium that will add intrigue to your late spring and early summer garden. The Mont Blanc allium produces flowers of up to 4 inches in diameter on a 3 foot stalk, making them an excellent accent when planted amongst lower growing varieties. Like all alliums, the Mont Blanc can be planted in full sun or partial shade, both outdoors or inside in containers. Plant Mont Blanc alliums in the fall and water regularly until established.

  • • Easy to Grow Pollinator Attractor, Perfect for Beds, Borders and Cottage Gardens
  • • Numerous Small Star-Shaped Blooms that Form Globe-Shaped Clusters
  • • Wild Ornamental Flowering Onion, Deer-Resistant Perennial

Planting Information

PLANTING SEASON

  • Fall

PLANTING DEPTH

  • 6 inches

WATER NEEDS

  • Average

PLANT SPACING

  • 5 to 6 inches

HARDINESS ZONES

  • 4
  • 5
  • 6
  • 7
  • 8
  • 9

COVERAGE

Amount Recommended Coverage
5 Bulbs / Ships in Fall Up to 2.5 Sq. Ft
10 Bulbs / Ships in Fall Up to 5 Sq. Ft
25 Bulbs / Ships in Fall Up to 12.5 Sq. Ft

Planting Guide

View our Allium Planting Guide to learn more.

Ready to Grow

We guarantee that our seeds & bulbs will be true to type and ready to thrive. If something doesn't grow as expected, we will make it right. Questions? Call us at 855-440-2929

Allium Bulbs (Giant) - Mont Blanc

$45.49

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Allium Bulbs (Giant) - Mont Blanc FAQs

What size bulbs will I receive with Mont Blanc Allium?

The bulbs for Mont Blanc Allium measure 20-22+ cm in circumference, the largest size commercially available for this variety.

What is Mont Blanc Allium also known as?

Mont Blanc Allium is also known as Persian Shallot and Flowering Onion.

Is Mont Blanc Allium resistant to animals or disease?

Mont Blanc Allium is deer resistant and rabbit resistant, meaning deer and rabbits generally avoid it due to its taste, texture, or aroma.

What type of bulb is Mont Blanc Allium grown from?

Mont Blanc Allium is grown from a bulb.

How big will the blooms on Mont Blanc Allium get?

The blooms on Mont Blanc Allium grow up to 4 inches.

Grown by Our Community • All allium