Cerastium tomentosum

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Cerastium tomentosum L.

Caryophyllaceae

Life form: perennial
Usage: ornamental plant

Exposure: sun   4

Moisture: dry bis Moisture: moderately moist

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

Arrangement: opposite
Leaves: decidious

Shape: lanceolate

Division: simple

Shape: five-stellate
Fruit: not specified

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Inflorescence: dichasial cyme

Petals: single
Habit: not specified

Growth form: mat-forming

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Caryophyllidae
Superordo:
Caryophyllanae
Ordo:
Caryophyllales

Cerastium tomentosum is a perennial.

Naming

Cerastium tomentosum was described by Carl Linnaeus in 1753. The name is considered as validly published.

Taxonomy

Cerastium tomentosum is a species in the genus Cerastium which contains approximately 259 to 380 species and belongs to the family of the Caryophyllaceae (Pink Family). The type species of the genus is Cerastium arvense.

Characteristics

Growth

The comparatively fast-growing perennials have a mat-forming habit and reach heights of 5 to 8 centimetres. The plants reach a width of 0.6 to 1 metres.

Leaves

Cerastium tomentosum is deciduous. The yellow-green, simple leaves are opposite. They are lanceolate with entire margins and pinnate venation. The surface of the leaves is pilose.

Flowers and Fruits

Cerastium tomentosum produces dichasial cymes of white five-stellate flowers from May to July. The plants are hermaphroditic.


Root System

Distribution

Cerastium tomentosum is native to Italy, Sicily and Malta and the Apennine Mountains and is naturalized in the British Isles, in Northern Europe, Central Europe and eastern Central Europe.

Cultivation

The perennials prefer a sunny situation on dry to moderately moist soil. The substrate should be gritty-sandy, sandy-loamy, gritty-loamy or sandy clay soil with a pH between 8 and 10. They tolerate temperatures down to -35°C (USDA zone 4).

Classification after Prof. Dr. Sieber

  • rockeries

Tolerance of special soil conditions

  • none: drought

Uses

The ornamental value of Cerastium tomentosum lies especially in the ornamental leaves. The recommended planting distance is 30 to 35 centimetres. Suited for rockeries and for rooftop gardens, as well as suited as groundcover.

Maintenance and Propagation

The plants usually require only a moderate amount of maintenance.

  • Cut back in spring.

Propagation

  • Sowing
  • Cuttings
  • 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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