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Allium rosenbachianum

Allium rosenbachianum
Ornamental Onion, Flowering Garlic

4,7/5
6 reviews
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Perfect. Very good quality and resilience: they are still here two years later.

Boris, 28/02/2024

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This plant carries a 6 months recovery warranty

More information

Value-for-money
An ornamental garlic with pink-purple flowers arranged in umbels and perched on tall stems.
Flower size
13 cm
Height at maturity
90 cm
Spread at maturity
10 cm
Exposure
Sun
Hardiness
Hardy down to -23.5°C
Soil moisture
Dry soil, Moist soil
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Best planting time September to October
Recommended planting time September to November
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Flowering time May to July
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Description

Allium rosenbachianum is a tall species with stems often exceeding 1m (3ft) in height, topped with bright pinkish-mauve flowers, arranged in umbels of approximately 10cm (4in) in diameter.

These bulbs have excellent longevity and should be considered as perennial plants. They are essential, just like grasses, in flower beds or rock gardens for the light and transparent effect they bring.

 

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Allium, ornamental garlic: planting, growing and care
Family sheet
by Virginie T. 13 min.
Allium, ornamental garlic: planting, growing and care
Read article

Allium rosenbachianum in pictures

Allium rosenbachianum (Flowering) Flowering
Allium rosenbachianum (Plant habit) Plant habit

Plant habit

Height at maturity 90 cm
Spread at maturity 10 cm
Growth rate fast

Flowering

Flower colour pink
Flowering time May to July
Flower size 13 cm
Good for cut flowers Cut flower blooms

Foliage

Foliage persistence Deciduous
Foliage colour medium green
Foliage description The foliage dries up at the time of flowering and emerges from the ground in spring.

Botanical data

Genus

Allium

Species

rosenbachianum

Family

Amaryllidaceae

Other common names

Ornamental Onion, Flowering Garlic

Botanical synonyms

Allium angustipetalum, Allium rosenbachianum subsp. rosenbachianum

Origin

Central Asia

Product reference8816031

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Planting and care

This plant likes light, well-drained soils, even dry, stony and chalky ones, in full sun.

Planting period

Best planting time September to October
Recommended planting time September to November

Intended location

Suitable for Meadow
Type of use Border, Cut flowers, Container
Hardiness Hardy down to -23.5°C (USDA zone 6a) Show map
Ease of cultivation Amateur
Planting density 5 per m2
Exposure Sun
Soil pH Neutral, Calcareous
Soil moisture Dry soil, Moist soil well-drained

Care

Pruning No pruning necessary
Soil moisture Dry soil, Moist soil
Disease resistance Very good
Overwinter Can be left in the ground
4,7/5
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