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  Helianthus tuberosus L.
  Family Name : Asteraceae (Compositae)

  Common Names : Jerusalem Artichoke, Sunchoke, Sunroot

 
Jerusalem Artichoke,Sunchoke,Sunroot
  • Record Info
  • Life Stage & Characteristics
    • Plant Division :
      Angiosperms (Flowering Seed Plants) (Dicotyledon)
      Plant Growth Form :
      Herbaceous Plant
      Lifespan (in Singapore) :
      Perennial
      Mode of Nutrition :
      Autotrophic
      Maximum Height :
      1.8 m to 3 m
  • Biogeography
    • Native Distribution :
      Eastern United States
  • Description & Ethnobotany
    • Plant Morphology :
      Growth Form: Perennial herb up to 3 m tall.
      Foliage: Leaves (10-23 cm long, 7-15 cm wide) are lanceolate to ovate (lance-shaped to egg-shaped) with smooth or toothed leaf edges.
      Flowers: Compound flowers are composed of 10-20 ray florets and >60 disk florets.
      Fruits: Dry, indehiscent fruits are known as achenes (5-7 mm long). They are hairless or hairy near the apex and attached to a pappus.
      Ethnobotanical Uses :
      Food (Fruit & Vegetable: The underground tuber is a horizontal stem known as a rhizome. The edible tuber may be boiled or roasted. )
  • Landscaping Features
    • Desirable Plant Features :
      Ornamental Flowers
      Plant & Rootzone Preference/Tolerance :
      Well-Drained Soils, Fertile Loamy Soils
      Landscape Uses :
      General, Flowerbed / Border, Container Planting
  • Plant Care & Propagation
    • Light Preference :
      Full Sun
      Water Preference :
      Moderate Water
      Propagation Method :
      Storage Organ
  • Foliar
    • Mature Foliage Colour(s) :
      Green
      Mature Foliage Texture(s) :
      Rough
  • Floral (Angiosperm)
    • Flower & Plant Sexuality :
      Bisexual Flowers
      Flower Colour(s) :
      Yellow / Golden
      FlowerTexture(s) :
      Smooth
      Flower Grouping :
      Cluster / Inflorescence
      Flower Location :
      Axillary
      Individual Flower Shape :
      Ligulate / Strap-shaped
      Inflorescence Type :
      Head / Capitulum
      Flowering Period :
      Free-Flowering
The information given on this website has been compiled from reference works on medicinal plants and/or pron only. It is not a substitute for medical advice or treatment and NParks does not purport to provide any medical advice. Reliance on this information is strictly at your own risk. You should always consult your physician before using or consuming a plant for medicinal purposes.

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