Andromeda polifolia L.
Andromeda polifolia is a shrub.
Andromeda polifolia was described by Carl Linnaeus in 1753. The name is considered as validly published.
The shrubs are comparatively slow-growing and reach heights of 15 to 30 centimetres. The plants reach a width of 30 to 60 centimetres.
Wood and Bark
Andromeda polifolia is evergreen. The green, simple leaves are alternate. They are linear and petiolate with entire margins and pinnate venation. The surface of the leaves is glabrous.
Flowers and Fruits
Andromeda polifolia produces racemes of nodding, light dusky pink pitcher-shaped flowers from June to August. The plants are hermaphroditic.
The shrubs carry brown loculicidal capsules.
The plants form rhizomes.
Andromeda polifolia is native to the whole of Europe with the exception of the Iberian Peninsula, West-Siberia, East Siberia, Sakhalin, the Kamtschatka Peninsula, Japan, Mongolia, Alaska, Canada, the Northwest of the US and Greenland.
The shrubs prefer a sunny to half-shady situation on moist soil. The substrate should be peaty soil with a pH between 4,5 and 6,5. They tolerate temperatures down to -40Â°C (USDA zone 3).
Classification after Prof. Dr. Sieber
- woodland borders (soil usually rich in humus)
Suited for rockeries.
Maintenance and Propagation
Pests and Diseases
Irregular swelling, so-called 'galls', may be caused by insects, mites, fungi or bacteria. Destroy affected parts. To prevent infection avoid injuring the plants and improve drainage.
- 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.