Allium christophii

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Allium christophii Trautv.

Alliaceae

Life form: bulb or tuber
Usage: ornamental plant

Exposure: sun   8

Moisture: dry bis Moisture: moderately moist

Soil: sandy loam - Soil: gritty loam - Soil: sandy clay

Arrangement: basal
Leaves: decidious

Shape: linear

Division: simple

Shape: six-stellate
Fruit: loculicidal capsule

85A / 815dae 

Inflorescence: umbel

Petals: not specified
Habit: not specified

Growth form: stemless

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Liliopsida
Subclassis:
Liliidae
Superordo:
Lilianae
Ordo:
Amaryllidales

Allium christophii, commonly known as star of Persia, is a bulbous plant with large, metallic glossy inflorescences.

Naming

Allium christophii was described by Ernst Rudolf von Trautvetter in 1884. The name is considered as validly published.

Taxonomy

Allium christophii is a species in the genus Allium which contains approximately 943 to 1011 species and belongs to the family of the Alliaceae (Garlic Family). The type species of the genus is Allium sativum.

Characteristics

Allium christophii - flowers

Growth

The plants reach heights of 30 to 60 centimetres.

Leaves

Allium christophii is deciduous. The bluish green, simple leaves are basal. They are linear with entire margins and parallel venation. The leaves are around 20 to 30 centimetres large.

Flowers and Fruits

Allium christophii produces umbels of bluish purple six-stellate flowers from June to July.

The plants produce ornamental brown loculicidal capsules from summer to autumn.

Root System

Distribution

Allium christophii is native to Turkey and Iran.

Cultivation

The plants prefer a sunny situation on dry to moderately moist soil. The substrate should be sandy-loamy, gritty-loamy or sandy clay soil with a pH between 8 and 10. They tolerate temperatures down to -12°C (USDA zone 8).

Classification after Prof. Dr. Sieber:

  • flower beds (rich soil)
  • open areas

Tolerance of special soil conditions

  • none: waterlogging

Uses

The recommended planting distance is 40 centimetres, the plants are best planted in groups of 3 to 5. Suited for rockeries, roof greening and for beds and borders, as well as suited as cut flowers, dry flowers and as bee pasture.

Maintenance and Propagation

The plants need little to no maintenance if grown under suitable conditions.

  • The leaves should be left on the plants after flowering so that they can gather strength for the following year.

Propagate by sowing. The seeds require vernalization. Also by bulblets.

Cultivars

Pests and Diseases

Literature

  • Walter Erhardt, Erich Götz, Nils Bödeker, Siegmund Seybold: Der große Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
  • Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.

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