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FAQ - About Allium
When should I plant Allium bulbs?
When should I plant Allium bulbs?
Allium bulbs are best planted in autumn, between September and November, before the first frost sets in. This gives the bulbs enough time to form roots before winter begins.
At what depth and spacing should I plant Allium bulbs?
At what depth and spacing should I plant Allium bulbs?
As a rule of thumb, plant the bulbs at a depth of about two to three times their own height. Also allow sufficient spacing between the bulbs, usually 10 to 20 cm, depending on the size of the variety.
Do Alliums need a lot of sun?
Do Alliums need a lot of sun?
Yes, Alliums grow best in a sunny location. They like well-draining soil and thrive less well in shady, damp conditions.
Are Allium bulbs perennial, do they come back every year?
Are Allium bulbs perennial, do they come back every year?
Yes, Alliums are hardy, perennial bulbs. Provided they are planted in the right spot and the bulbs don't rot from excess moisture, they will return year after year and may even naturalize and spread on their own.
Founder & Mission
My name is Wessel van Gerven, fourth generation in a family of flower bulb specialists since 1960. What began in my grandfather’s nursery grew into a lifelong passion for flower bulbs, authentic varieties, and the beauty they bring to every garden.

