Can Allium survive in The Netherlands?

Yes, many Allium species thrive in the Dutch climate. They are hardy plants that adapt well to local soil and weather conditions. Wild varieties such as garlic sage (Allium ursinum) are especially resilient and tend to naturalize easily. Most ornamental Alliums prefer well-drained soil and full sun but tolerate partial shade. Winter frost usually does not harm the bulbs, although heavy, wet soils can cause rot.

How often should I move my Alliums?

Most large-bulb Alliums can stay in the same place for several years without any problems. Relocating them is only necessary when flowering decreases or the bulbs become crowded. If the flowers get smaller or fewer each year, it may indicate nutrient depletion or overcrowding. Moving the bulbs to a new location can help prevent disease and encourage more vigorous blooms. Smaller or more delicate species, such as Allium moly, often benefit from being replanted every two to three years.

When is the best time to plant Alliums?

The best planting time for most Alliums is autumn, before the first frost, allowing the bulbs to establish roots before winter. Spring planting is possible for some species, although flowering may be delayed. It is important that the soil is well-draining to avoid bulb rot during winter. As a general rule, bulbs should be planted at a depth about three times their own height.

How should I care for Allium flowers after blooming?

Deadheading Allium flowers can improve the plant’s appearance but is not strictly required. Leaving the flower heads in place allows seeds to form and potentially self-sow for the next season. The foliage should be left to die back naturally because it nourishes the bulb for next year's growth. Avoid cutting the leaves while they are still green can weaken the bulb and should be avoided.

Can Alliums attract pollinators?

Yes, Alliums are excellent for attracting bees, butterflies, and other pollinators. Larger, globe-shaped varieties provide a rich nectar source during summer. They fit well into pollinator-friendly gardens, especially when combined with herbs and flowering perennials. Growing a variety of Allium species can extend the blooming season and offer pollinators support for a longer period.

Allium - page 2

Allium nutans -wit-

€ 7⁵⁰ per 3 pieces

Available

Allium obliquum

€ 3⁵⁰ per piece

Available

Allium oreophilum 'Samur'

€ 5⁰⁰ per 25 pieces

Available

Allium paradoxum var. normale

€ 4⁵⁰ per 5 pieces

Available

Allium plummerae

€ 4⁹⁵ per 3 pieces

Available

Allium pskemense

€ 3⁵⁰ per piece

Available

Allium ramosum

€ 6⁷⁵ per 3 pieces

Available

Allium rosenbachianum 'Early Emperor'

€ 3⁵⁰ per piece

Available

Allium roseum

€ 3⁰⁰ per 25 pieces

Available

Allium sativum v. ophioscorodon

€ 3⁷⁵ per 5 pieces

Available

Allium schoenoprasum subsp. orosiae

€ 4⁹⁵ per 5 pieces

Available

Allium schoenoprasum 'Black Isle Blush'

€ 5²⁵ per 3 pieces

Available

Allium schoenoprasum 'Colesbourne Giant'

€ 5²⁵ per 3 pieces

Available

Allium schoenoprasum 'Corsican White'

€ 3⁷⁵ per 3 pieces

Available

Allium schoenoprasum 'Forescate'

€ 4⁰⁰ per 5 pieces

Available

Allium schoenoprasum forma albiflorum

€ 3⁷⁵ per 3 pieces

Available

Allium schubertii

€ 4⁵⁰ per 3 pieces

Available

Allium schubertii 'Arctic Snow'

€ 7⁵⁰ per 3 pieces

Available

Allium scorodoprasum 'Art'

€ 3⁵⁰ per 10 pieces

Available

Allium senescens subsp. senescens

€ 4⁵⁰ per 3 pieces

Available

Allium senescens 'Glaucum'

€ 4⁵⁰ per 3 pieces

Available

Allium senescens 'Lisa Blue'

€ 4⁹⁵ per 3 pieces

Available

Allium senescens 'Lisa Green'

€ 4⁹⁵ per 3 pieces

Available

Allium senescens 'Meise'

€ 4⁹⁵ per 3 pieces

Available

Allium shelkovnikovii

€ 12⁵⁰ per piece

Available

Allium sibthorpianum

€ 5⁵⁰ per piece

Available

Allium sikkimense

€ 3⁵⁰ per piece

Available

Allium sphaerocephalon

€ 3⁵⁰ per 25 pieces

Available

Allium spirale

€ 3⁵⁰ per piece

Available

Allium triquetrum

€ 4⁵⁰ per 10 pieces

Available

Allium tuberosum

€ 4⁹⁵ per 5 pieces

Available

Allium ubipetrense

€ 19⁵⁰ per piece

Available

Allium unifolium

€ 4⁵⁰ per 25 pieces

Available

Allium unifolium 'Eros'

€ 3⁰⁰ per 10 pieces

Available

Allium ursinum subsp. ursinum

€ 4⁰⁰ per 10 pieces

Available

Allium victorialis

€ 4⁹⁵ per piece

Available

Allium zebdanense

€ 4⁰⁰ per 10 pieces

Available

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Our company

Information

Nijssen Tuin & Bulbs Heemstede

Sportparklaan 25A
2103 VR Heemstede

+31 023 - 547 1056
[email protected]

IBAN: NL84ABNA0251886611
Chamber of Commerce: 83277366
VAT. NL862807396B01

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Mon - Fri: 09.00 until 18.00 h.
Saturday: 09.00 until 17.00 h.
Sunday:
See Sundays and different opening hours

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