Cortusa matthioli L.
Cortusa matthioli is a perennial.
Cortusa matthioli was described by Carl Linnaeus in 1753. The name is considered as validly published.
The perennials have a stemless growth and reach heights of 20 to 30 centimetres.
Cortusa matthioli is deciduous. The green, simple leaves are basal. They are reniform, dentate and petiolate.
Flowers and Fruits
From July to August Cortusa matthioli produces umbels of semi-double, purple funnel-shaped flowers.
Cortusa matthioli is native to France, Central Europe, eastern Central Europe, Eastern Europe, the Apennine Peninsula and the Balkan Peninsula.
The perennials prefer a half-shady situation on fresh to moist soil. The substrate should be sandy clay with a pH between 8 and 10. They tolerate temperatures down to -29Â°C (USDA zone 5).
Classification after Prof. Dr. Sieber
- woods (soil usually rich in organic material)
The recommended planting distance is 20 to 25 centimetres, the perennials are best planted in groups of 5 to 10. Suited for rockeries.
Maintenance and Propagation
- Winter protection from black frost.
Propagate by sowing or by division.
Cortusa matthioli is toxic.
Please read the health issues note!
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.