Alliaria petiolata

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Alliaria petiolata (M.Bieb.) Cavara & Grande

Brassicaceae

Life form: annual or biennial

Exposure: half shade   6

Moisture: moderately moist bis Moisture: moist

Arrangement: alternate
Leaves: decidious

Shape: cordate

Division: simple

Shape: cruciform
Fruit: silique

N999D / ffffff 

Inflorescence: raceme

Petals: not specified
Habit: not specified

Growth form: stemless

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Dilleniidae
Superordo:
Violanae
Ordo:
Capparales

Alliaria petiolata belongs to the group of annual and biennial plants.

Naming

Alliaria petiolata was already described and the name validly published by Friedrich August Marschall von Bieberstein. It was Fridiano Cavara and Loreto Grande, however, who reclassified it into todays valid botanical systematics in 1913.

Taxonomy

Alliaria petiolata is a species in the genus Alliaria which contains approximately 3 to 7 species and belongs to the family of the Brassicaceae (Mustard Family).

Characteristics

Alliaria petiolata - flowers

Growth

The plants are comparatively long-lived and reach heights of 30 to 90 centimetres.

Leaves

Alliaria petiolata is deciduous. The simple leaves are alternate. They are cordate, crenate and petiolate.

Flowers and Fruits

Alliaria petiolata produces racemes of white cruciform flowers from April to June.

In summer the plants carry siliques.

Root System

Distribution

Alliaria petiolata is native to the whole of Europe, Turkey, Cyprus, Syria, the Caucasus, Iran, West-Siberia, Central Asia, Afghanistan, the Himalaya, Pakistan and Northwest Africa and is naturalized in North America.

Cultivation

The plants prefer a half-shady situation on fresh to moist soil. The substrate should have a pH between 6,5 and 7,5. They tolerate temperatures down to -23°C (USDA zone 6).

Classification after Prof. Dr. Sieber

  • open areas
  • woodland borders (soil usually rich in humus)
  • woods (soil usually rich in organic material)

Uses

The ornamental value of Alliaria petiolata lies especially in its fragrance. The recommended planting distance is 50 centimetres, the plants are best planted in groups of 5 to 10. Suited as bee pasture.

Maintenance and Propagation

  • Cut back after flowering to prevent self-seeding.


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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