Antennaria dioica

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Antennaria dioica (L.) Gaertn.

Asteraceae

Life form: perennial
Usage: economic plant

Exposure: sun   5

Moisture: moderately moist

Soil: gritty loam - Soil: sandy clay

Arrangement: rosette
Leaves: evergreen

Shape: spatulate

Division: simple

Shape: many-stellate
Fruit: achene

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Inflorescence: corymb

Petals: single
Habit: not specified

Growth form: mat-forming

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Asteridae
Superordo:
Asteranae
Ordo:
Asterales

Antennaria dioica is a perennial.

Naming

Antennaria dioica was already described and the name validly published by Carl Linnaeus. It was Joseph Gaertner, however, who reclassified it into todays valid botanical systematics .

Taxonomy

Antennaria dioica is a species in the genus Antennaria which contains approximately 77 to 94 species and belongs to the family of the Asteraceae (Aster Family).

Characteristics

Antennaria dioica - flowers

Growth

The perennials reach heights of 2 to 5 centimetres and are comparatively slow-growing and short-lived. They have a erect habit, the main growing season is in spring and summer. The plants reach a width of 20 to 30 centimetres.

Leaves

Antennaria dioica is evergreen. The mid-green, simple leaves are in rosettes. They are spatulate with entire margins. The surface of the leaves is pilose. The foliage is porous.

Flowers and Fruits

Antennaria dioica produces corymbs of white many-stellate flowers from May to June.

From spring to summer the perennials carry achenes.

Root System

The plants produce stolons which give rise to vegetative spread.

Distribution

Antennaria dioica is native to the whole of Europe, the Caucasus, Turkey, Sibiria, Mongolia, northern Japan and Sakhalin.

Cultivation

The perennials prefer a sunny situation on moderately moist soil. They prefer gritty-loamy or sandy clay soil with a pH between 5,9 and 7,8. The plants need a soil depth of at least 30 centimetres for good growth. They tolerate temperatures down to -29°C (USDA zone 5) and need a frost-free period of at least 13 weeks.

Classification after Prof. Dr. Sieber

  • open areas

Tolerance of special soil conditions

  • none: anaerobic soil
  • low: soil salinity
  • medium: drought

Uses

The ornamental value of Antennaria dioica lies especially in the ornamental leaves. The recommended planting distance is 20 centimetres, the perennials are best planted in groups of 10 to 15. Suited for rockeries, roof greening and for beds and borders, as well as suited as cemetery plant, groundcover and as bee pasture.

Maintenance and Propagation

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

  • Cut back before seeds ripen to prevent self-seeding.

Propagate by sowing or by division.

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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