Puya alpestris

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Puya alpestris Gay

Bromeliaceae

Life form: perennial
Usage: ornamental plant

Exposure: sun   8

Moisture: moderately moist

Arrangement: rosette
Leaves: evergreen

Shape: linear

Division: simple

Shape: campanulate
Fruit: not specified

105C / 00399c 

Inflorescence: panicle

Petals: not specified
Habit: not specified

Growth form: not specified

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Liliopsida
Subclassis:
Commelinidae
Superordo:
Bromelianae
Ordo:
Bromeliales
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Puya alpestris is a perennial.

Contents

Naming

Puya alpestris was already described and the name validly published by Eduard Friedrich Poeppig. It was Claude Gay, however, who reclassified it into todays valid botanical systematics .

Taxonomy

Puya alpestris is a species in the genus Puya which contains approximately 226 to 238 species and belongs to the family of the Bromeliaceae (Bromeliad Family). The type species of the genus is Puya chilensis.

Characteristics

Puya alpestris - flowers

Growth

The perennials reach heights of 1 to 1,2 metres.

Leaves

Puya alpestris is evergreen. The green, simple leaves are in rosettes. They are linear and sessile with serrate margins and parallel venation.

Flowers and Fruits

Puya alpestris produces panicles of blue campanulate flowers from June to July.


Root System

Distribution

Puya alpestris is native to Central Chile.

Cultivation

The perennials prefer a sunny situation on moderately moist soil. They tolerate temperatures down to -12°C (USDA zone 8). The plants prefer a sheltered position. Under glass use a mixture of coconut fibre, leaf mulch and grit.

Uses

The perennials are suited for cultivation in a cold house, growing the plants outdoors all year round is only possible in climates with mild winters. Suited for desert gardens and for conservatories.

Maintenance and Propagation

  • Winter protection if left outdoors.
  • For healthy growth apply liquid fertilier low in potassium every 2 to 3 weeks during growth.
  • Water moderately in summer, give little water in winter.

Propagate by bulblets when seeds are ripe at 20 °C.

Cultivars

Pests and Diseases

Scale insects that sit on the undersides of the leaves and excrete honeydew can be controlled with insecticide or biologically with parasitic wasps.

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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