Andromeda polifolia

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Andromeda polifolia L.

Ericaceae

Life form: shrub
Usage: ornamental plant

Exposure: sun - Exposure: half shade   3

Moisture: moist

Soil: peat

Arrangement: alternate
Leaves: evergreen

Shape: linear

Division: simple

Shape: pitcher-shaped
Fruit: loculicidal capsule

36D / fdd0d4 

Inflorescence: raceme

Petals: single
Habit: nodding

Growth form: clump-forming

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Dilleniidae
Superordo:
Ericanae
Ordo:
Ericales

Andromeda polifolia is a shrub.

Naming

Andromeda polifolia was described by Carl Linnaeus in 1753. The name is considered as validly published.

Taxonomy

Andromeda polifolia is a species in the genus Andromeda which contains approximately 3 to 96 species and belongs to the family of the Ericaceae (Heath Family).

Characteristics

Andromeda polifolia - habitus
Andromeda polifolia - fruits

Growth

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

Leaves

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.

Root System

The plants form rhizomes.

Distribution

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.

Cultivation

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 -40°C (USDA zone 3).

Classification after Prof. Dr. Sieber

  • woodland borders (soil usually rich in humus)

Uses

Suited for rockeries.

Maintenance and Propagation

Cultivars

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.

Literature

  • Walter Erhardt, Erich Götz, Nils Bödeker, Siegmund Seybold: Der große 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.

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