Equisetum arvense

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Equisetum arvense L.

Equisetaceae

Life form: perennial

Exposure: half shade   2

Moisture: moist bis Moisture: wet

Arrangement: whorled
Leaves: decidious

Shape: acicular

Division: simple

    

Shape: not specified
Fruit: not specified

 

Inflorescence: not specified

Petals: not specified
Habit: not specified

Growth form: not specified

Taxonomy

Divisio:
Equisetophyta
Subdivisio:
Equisetophytina
Classis:
Equisetopsida
Subclassis:
Equisetidae
Ordo:
Equisetales
Subordo:
Equisetineae

Equisetum arvense, commonly known as common horsetail, is a perennial.

Naming

Equisetum arvense was described by Carl Linnaeus in 1753. The name is considered as validly published.

Taxonomy

Equisetum arvense is a species in the genus Equisetum which contains approximately 30 to 53 species and belongs to the family of the Equisetaceae (Horsetail Family).

Characteristics

Equisetum arvense - habitus
Equisetum arvense - leaves

Growth

The comparatively fast-growing and short-lived perennials reach heights of 5 to 60 centimetres. The plants reach a width of 4 to 5 metres.

Leaves

Equisetum arvense is deciduous. The dark-green, simple leaves are whorled. They are acicular with entire margins. They turn an attractive yellow in autumn.

Flowers and Fruits

Equisetum arvense flowers from March to May.


Root System

The plants form root tubers.

Distribution

Equisetum arvense is native to the whole of Europe, Turkey, the Caucasus, northern Iran, West-Siberia, East Siberia, Sakhalin, the Kamtschatka Peninsula, Central Asia, the Himalaya, China, Korea, Japan, Alaska, Canada, Greenland and the whole of the US.

Cultivation

The perennials prefer a half-shady situation on moist to wet soil. They tolerate temperatures down to -45°C (USDA zone 2).

Classification after Prof. Dr. Sieber:

  • open areas

Tolerance of special soil conditions

  • low: calcareous soil

Uses

Suited as slope plant.

Maintenance and Propagation

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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