Saxifraga x arendsii
Saxifraga x arendsii is a perennial.
Saxifraga x arendsii is a species in the genus Saxifraga which contains approximately 477 to 1206 species and belongs to the family of the Saxifragaceae (Saxifrage Family). The type species of the genus is Saxifraga granulata.
The comparatively slow-growing perennials have a pulvinate (cushion-formig) habit and reach heights of 5 to 20 centimetres. The plants reach a width of 10 to 30 centimetres.
Saxifraga x arendsii is semi-deciduous. The dark-green, simple leaves are in rosettes. They are ovate, pinnatipartite and petiolate.
Flowers and Fruits
Saxifraga x arendsii produces cymes of pink five-stellate flowers from May to June.
Saxifraga x arendsii is native to : garden origin.
The perennials prefer a half-shady situation on moderately moist soil. The substrate should be sandy-loamy or gritty-loamy soil. They tolerate temperatures down to -23Â°C (USDA zone 6). The soil should be humous.
Classification after Prof. Dr. Sieber
The ornamental value of Saxifraga x arendsii lies especially in the ornamental leaves. The recommended planting distance is 15 centimetres, the perennials are best planted in groups of 3 to 5. Suited for rockeries, roof greening and for mixed borders, as well as suited as cemetery plant and as container plant.
Maintenance and Propagation
- Cuttings in early summer
- Division in spring
- Rooting leaf rosettes in early summer
Pests and Diseases
Honeydew, galls and distorted leaves are a sign for an infestation with aphids. Use an insecticide or control biologically , e.g. with parasitic wasps or predators such as Aphidoletes aphidimyza.
Small dark-coloured beetles feeding on the plants are very likely vine weevils. Their larvae feed on seedling, cuttings, roots and tubers. Handpick and destroy pests and improve hygiene. Additionaly use insecticide or biological control (nematodes).
Fine webs on the plants indicate an infestation with red spider mites. These sap-sucking insects mainly appear under glass and can be controlled either with insecticide or biologically with parasitic mites.
- 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.