Achillea umbellata Sibth. & Sm.
Achillea umbellata is a perennial.
Achillea umbellata was described by James Edward Smith in 1813. The name is considered as validly published.
Achillea umbellata is a species in the genus Achillea which contains approximately 171 to 348 species and belongs to the family of the Asteraceae (Aster Family). The type species of the genus is Achillea millefolium.
The perennials have a clumpforming habit and reach heights of 15 to 20 centimetres. The plants reach a width of 15 to 30 centimetres.
Achillea umbellata is evergreen. The yellow-green, imparipinnate leaves are alternate. The leaflets are ovate.
Flowers and Fruits
Achillea umbellata produces racemes of white many-stellate flowers from June to August.
The perennials produce achenes.
Achillea umbellata is native to Greece.
The perennials prefer a sunny situation on dry soil. The substrate should be gritty loam with a pH between 6,5 and 7,5. They tolerate temperatures down to -23Â°C (USDA zone 6).
Classification after Prof. Dr. Sieber
The recommended planting distance is 20 to 30 centimetres, the perennials are best planted in groups of 3 to 5. Suited as bee pasture.
Maintenance and Propagation
The plants need little to no maintenance if grown under suitable conditions.
Propagate by sowing or by division.
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.