Borago officinalis

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Borago officinalis L.

Boraginaceae

Life form: annual or biennial
Usage: economic plant / Usage: ornamental plant

Exposure: sun - Exposure: half shade   7

Moisture: moderately moist

Arrangement: alternate
Leaves:

Shape: lanceolate

Division: simple

Shape: five-stellate
Fruit: schizocarp

105C / 00399c 

Inflorescence: cincinnus

Petals: not specified
Habit: nodding

Growth form: not specified

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Lamiidae
Superordo:
Solananae
Ordo:
Boraginales

Borago officinalis belongs to the group of annual and biennial plants.

Naming

Borago officinalis was described by Carl Linnaeus in 1753. The name is considered as validly published.

Taxonomy

Borago officinalis is the type species of the genus Borago which contains approximately 5 to 10 species and belongs to the family of the Boraginaceae (Borage Family).

Characteristics

Borago officinalis - leaves
Borago officinalis - flowers
Borago officinalis - seeds

Growth

The plants reach heights of 20 to 70 centimetres.

Leaves

Borago officinalis has simple leaves that are alternate. The leaves are lanceolate, entire and petiolate.

Flowers and Fruits

Borago officinalis produces cincinni of nodding, blue five-stellate flowers from June to July.

The plants produce schizocarps.

Root System

Distribution

Borago officinalis is native to the Iberian Peninsula, France, the Apennine Peninsula, the Balkan Peninsula, Cyprus, Syria, Iran and Libya and is naturalized in the British Isles, in Central Europe, eastern Central Europe, Eastern Europe and Turkey.

Cultivation

The plants prefer a sunny to half-shady situation on moderately moist soil. They tolerate temperatures down to -18°C (USDA zone 7).

Tolerance of special soil conditions

  • none: drought

Uses

Suited for cottage gardens, as well as suited as bee pasture.

Maintenance and Propagation

The plants usually need very little maintenance.


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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