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FAQ - About Iris
When should I plant Iris bulbs?
When should I plant Iris bulbs?
Iris bulbs are best planted in autumn, between September and December, 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 iris bulbs?
At what depth and spacing should I plant iris bulbs?
As a rule of thumb, plant Iris bulbs at a depth of about two to three times their own height. Also allow sufficient spacing between the bulbs, usually 10 to 15 cm, depending on the size of the variety.
Do Iris need a lot of sun?
Do Iris need a lot of sun?
Yes, Iris grow best in a sunny location. They like well-draining soil and thrive less well in shady, damp conditions.
Are Iris bulbs perennial, do they come back every year?
Are Iris bulbs perennial, do they come back every year?
Iris bulbs are perennial, but somewhat less reliably so than many other bulbs. Provided they are planted in the right spot and the bulbs don't rot from excess moisture, they can return for a few years, though bloom quality often declines over time and many gardeners choose to replant fresh bulbs every few years for the best flowers.
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.

