Acacia koa

From Hortipedia
Jump to: navigation, search

Hortipedia Commons %LABEL_PRINTING QR Code

Acacia koa A.Gray

Fabaceae

Life form: tree

Exposure: sun   3

Soil: sand - Soil: gritty-sandy - Soil: loam - Soil: sandy loam - Soil: gritty loam - Soil: clay - Soil: sandy clay - Soil: loamy clay

Arrangement: alternate
Leaves: evergreen

Shape: ovate

Division: bipinnate

Shape: globose
Fruit: legume

3A / f8da21 

Inflorescence: not specified

Petals: single
Habit: not specified

Growth form: not specified

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Rosidae
Superordo:
Fabanae
Ordo:
Fabales

Acacia koa is a tree.

Naming

Acacia koa was described by Asa Gray in 1854. The name is considered as validly published.

Taxonomy

Acacia koa is a species in the genus Acacia which contains approximately 1550 to 1852 species and belongs to the family of the Fabaceae (Legume Family).

Characteristics

Growth

The comparatively long-lived trees reach heights of 30 to 34 metres, they have a erect habit and produce a single stem. The main growing season is all year round.

Wood and Bark

Leaves

Acacia koa is evergreen. The dark-green, bipinnate leaves are alternate. The leaflets are ovate and have entire margins.

Flowers and Fruits

Acacia koa produces yellow globose flowers from March to May.

From spring to summer the trees produce brown legumes that are persistent on the plant.

Root System

Distribution

Cultivation

The trees prefer a sunny situation. They prefer sandy, gritty-sandy, loamy, sandy-loamy, gritty-loamy, clay, sandy clay or loamy clay soil with a pH between 5 and 7. The plants need a soil depth of at least 76 centimetres for good growth. They tolerate temperatures down to -40°C (USDA zone 3) and need a frost-free period of at least 52 weeks.

Tolerance of special soil conditions

  • none: soil salinity, anaerobic soil
  • medium: drought, calcareous soil

Uses

From a commercial point of view the trees can be used to produce naval stores and veneer.

Maintenance and Propagation

Propagate by sowing or by 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.

Non-commercial Links

This might also interest you

Commercial Links