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Acacia stricta

Scientific Name: Acacia stricta

Family: Fabaceae

Category: Dicot

Growth:

Duration:

Other Names:

       

Acacia stricta - Hop Wattle

Acacia stricta, commonly known as Hop Wattle or Straight Wattle, is an erect shrub or small tree native to Australia. This perennial species is known for its distinctive phyllodes (leaf-like structures) and bright yellow, ball-shaped flowers that bloom in spring.

Considerations for Pets

  • This plant can grow to a height of 1-5 meters and may have a suckering habit.
  • Some sources mention resinous branchlets.

Considerations for Children

  • This plant can grow to a height of 1-5 meters and may have a suckering habit.

Taxonomy and Nomenclature

  • Scientific Name: Acacia stricta (Andrews) Willd.
  • Common Names: Hop Wattle, Straight Wattle
  • Family: Mimosaceae (now often included within Fabaceae)
  • Synonyms:
    • Acacia emarginata Wendl.
    • Acacia leprosa auct. non DC.
    • Acacia stricta (Andrews) Willd. var. binervis F.Muell.
    • Acacia stricta (Andrews) Willd. var. pleiocephala F.Muell.

Distribution and Habitat

  • Acacia stricta is native to Qld, NSW (including Sydney), Vic, Tas, and SA (South Australia).
  • Specific locations mentioned include Barragga Bay, NSW, and the George/Sedgefield area.
  • It is common in dry environments.

Ecological Role

  • Acacia stricta is considered an emerging weed in some areas (NEMBA 1a).
  • The plant is being studied and removed in some regions as a potential eradication target.
  • Associated species include Acacia flocktoniae and Podolobium ilicifolium in certain habitats.

Morphological Characteristics and Growth Habits

  • Erect shrub or small tree, typically growing to 1-5 meters high.
  • Often suckering.
  • Branchlets are angled.
  • Phyllodes (leaf-like structures) are narrow and elliptical, typically 5-15 cm long and up to 2 cm wide, with one main vein.
  • Flowers are yellow, ball-shaped, and occur in solitary, globular heads, blooming from May to October.

Quirky Facts

  • The species name "stricta" is derived from the Latin "strictus," meaning 'upright' or 'stiff.'

Seed Germination

  • Requires seed pre-treatment such as hot water treatment or scarification.
  • Germination typically occurs in 3-10 weeks.
  • Prefers full sun exposure for at least 2 hours per day during germination.

Further Information

  • Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service.
  • Australian Plant Name Index (APNI)