Ananas comosus

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Ananas comosus (L.) Merr.

Bromeliaceae

Life form: perennial
Usage: economic plant

Exposure: sun   10

Moisture: moderately moist

Soil: sandy loam

Arrangement: basal
Leaves: evergreen

Shape: linear

Division: simple

Shape: not specified
Fruit: berry

66A / b80049 

Inflorescence: spike

Petals: not specified
Habit: not specified

Growth form: clump-forming

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Liliopsida
Subclassis:
Commelinidae
Superordo:
Bromelianae
Ordo:
Bromeliales

Ananas comosus, commonly known as pineapple, is a perennial.

Naming

Ananas comosus was already described and the name validly published by Carl Linnaeus. It was Elmer Drew Merrill, however, who reclassified it into todays valid botanical systematics in 1917.

Taxonomy

Ananas comosus is a species in the genus Ananas which contains approximately 9 to 11 species and belongs to the family of the Bromeliaceae (Bromeliad Family).

Characteristics

Ananas comosus - fruits

Growth

The perennials reach heights of 80 to 100 centimetres, the main growing season is in spring and summer. They have a vase-like habit and are comparatively slow-growing.

Leaves

Ananas comosus is evergreen. The green, simple leaves are basal. They are linear, spiny and sessile. The foliage is dense.

Flowers and Fruits

Ananas comosus produces spikes of reddish purple flowers from June to August.

All year round the perennials produce an abundance of orange berries that are both edible and very ornamental.

Root System

Distribution

Ananas comosus is native to : garden origin.

Cultivation

The perennials prefer a sunny situation on moderately moist soil. The substrate should be sandy-loamy and comparatively rich with a pH between 4 and 6. The plants need a soil depth of at least 61 centimetres for good growth. They tolerate temperatures only above at least 1°C (USDA zone 10) and need a frost-free period of at least 52 weeks.

Tolerance of special soil conditions

  • low: anaerobic soil
  • medium: soil salinity, drought

Uses

The ornamental value of Ananas comosus lies especially in the attractive autumn aspect. The recommended planting distance is 1,2 to 1,5 metres.

Maintenance and Propagation

The plants can be considered rather high-maintenance.


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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