Campanula portenschlagiana

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Campanula portenschlagiana Schult.

Campanulaceae

Life form: perennial
Usage: ornamental plant

Exposure: sun - Exposure: half shade   4

Moisture: moist

Soil: sandy loam - Soil: gritty loam

Arrangement: alternate
Leaves: evergreen

Shape: reniform

Division: simple

Shape: funnel-shaped
Fruit: poricidal capsule

82C / 7b4c9a 

Inflorescence: panicle

Petals: single
Habit: not specified

Growth form: clump-forming

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Asteridae
Superordo:
Campanulanae
Ordo:
Campanulales

Campanula portenschlagiana is a perennial.

Naming

Campanula portenschlagiana was described by Josef August Schultes. The name is considered as validly published.

Taxonomy

Campanula portenschlagiana is a species in the genus Campanula which contains approximately 503 to 622 species and belongs to the family of the Campanulaceae (Bellflower Family). The type species of the genus is Campanula latifolia.

Characteristics

Campanula portenschlagiana - habitus
Campanula portenschlagiana - flowers

Growth

The perennials have a clumpforming habit and reach heights of 10 to 15 centimetres.

Leaves

Campanula portenschlagiana is evergreen. The mid-green, simple leaves are alternate. They are reniform with dentate margins. The leaves are around 10 to 20 centimetres large and have a glabrous surface.

Flowers and Fruits

Campanula portenschlagiana produces panicles of purple funnel-shaped flowers from June to August.

The perennials produce poricidal capsules.

Root System

Distribution

Campanula portenschlagiana is native to Croatia and Bosnia-Herzegovina.

Cultivation

The perennials prefer a sunny to half-shady situation on moist soil. The substrate should be sandy-loamy or gritty-loamy soil with a pH between 8 and 10. They tolerate temperatures down to -35°C (USDA zone 4). In winter the plants prefer frost-free conditions.

Classification after Prof. Dr. Sieber

  • rockeries

Tolerance of special soil conditions

  • none: waterlogging

Uses

Campanula portenschlagiana is considered a very valuable wild perennial. The recommended planting distance is 25 to 30 centimetres, the perennials are best planted in groups of 3 to 5. Suited for cottage gardens, moorland gardens, rockeries, roof greening, beds and borders, hanging baskets, balconies and terraces and for conservatories, as well as suited as container plant and as bee pasture.

Maintenance and Propagation

The plants need little to no maintenance if grown under suitable conditions.

  • For healthy growth apply a compound fertilizer every 2 to 3 weeks during growth.
  • Cut back before seeds ripen to prevent self-seeding.

Propagation

  • Sowing
  • Cuttings
  • Division


Cultivars

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.

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.

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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