Acanthus hungaricus

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Acanthus hungaricus

Acanthaceae

Life form: perennial

Exposure: half shade - Exposure: shade   6

Moisture: dry

Soil: sandy loam - Soil: gritty loam

Arrangement: opposite
Leaves: decidious

Shape: ovate

Division: simple

Shape: labiate
Fruit: loculicidal capsule

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Inflorescence: spike

Petals: single
Habit: not specified

Growth form: stemless

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Lamiidae
Superordo:
Lamianae
Ordo:
Scrophulariales

Acanthus hungaricus is a perennial.

Naming

Acanthus hungaricus was already described and the name validly published by Vincze von Borbás. It was Karl Gabriel Baenitz, however, who reclassified it into todays valid botanical systematics in 1896.

Taxonomy

Acanthus hungaricus is a species in the genus Acanthus which contains approximately 32 to 41 species and belongs to the family of the Acanthaceae (Acanthus Family). The type species of the genus is Acanthus mollis.

Characteristics

Acanthus hungaricus - habitus
Acanthus hungaricus - flowers
Acanthus hungaricus - fruits

Growth

The perennials have a stemless growth and reach heights of 60 to 120 centimetres.

Leaves

Acanthus hungaricus is deciduous. The green, simple leaves are opposite. They are ovate with pinnatipartite margins. The leaves are around 30 to 40 centimetres large.

Flowers and Fruits

Acanthus hungaricus produces spikes of white labiate flowers from June to August.

The perennials produce ornamental brown loculicidal capsules in summer.

Root System

Distribution

Acanthus hungaricus is native to Southeast Romania and the Balkan Peninsula.

Cultivation

The perennials prefer a half-shady to shady situation on dry soil. The substrate should be sandy-loamy or gritty-loamy soil with a pH between 8 and 10. They tolerate temperatures down to -23°C (USDA zone 6).

Classification after Prof. Dr. Sieber

  • open areas
  • rockeries
  • woodland borders (soil usually rich in humus)
  • woods (soil usually rich in organic material)

Tolerance of special soil conditions

  • none: waterlogging, winter dampness

Uses

The recommended planting distance is 70 centimetres, the perennials are best planted in groups of 3 to 5. Suited for cottage gardens, as well as suited as specimen plant, cut flowers and as bee pasture.

Maintenance and Propagation

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

Propagation

  • Sowing
  • Division
  • Root cuttings


Cultivars

Pests and Diseases

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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