Equisetum arvense L.
Equisetum arvense, commonly known as common horsetail, is a perennial.
Equisetum arvense was described by Carl Linnaeus in 1753. The name is considered as validly published.
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.
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.
The plants form root tubers.
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.
The perennials prefer a half-shady situation on moist to wet soil. They tolerate temperatures down to -45Â°C (USDA zone 2).
Classification after Prof. Dr. Sieber:
- open areas
Tolerance of special soil conditions
- low: calcareous soil
Suited as slope plant.
Maintenance and Propagation
Pests and Diseases
- Walter Erhardt, Erich GÃ¶tz, Nils BÃ¶deker, Siegmund Seybold: Der groÃe 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.