Borago officinalis L.
Borago officinalis belongs to the group of annual and biennial plants.
Borago officinalis was described by Carl Linnaeus in 1753. The name is considered as validly published.
The plants reach heights of 20 to 70 centimetres.
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.
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.
The plants prefer a sunny to half-shady situation on moderately moist soil. They tolerate temperatures down to -18Â°C (USDA zone 7).
Tolerance of special soil conditions
- none: drought
Suited for cottage gardens, as well as suited as bee pasture.
Maintenance and Propagation
The plants usually need very little maintenance.
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.