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  Rotheca myricoides 'Ugandense' (Hochst.) Steane & Mabb.
  Family Name : Lamiaceae (Labiatae)

  Synonyms : Acrymia myricoides

  Common Names : Blue Butterfly Bush, Blue Glory Bower, Blue Oxford Bush, Blue Cambridge Bush

 
Blue Butterfly Bush,Blue Glory Bower,Blue Oxford Bush,Blue Cambridge Bush
  • Record Info
    • Featured in '1001 Garden Plants in Singapore' Book (2ed) :
      True
  • Life Stage & Characteristics
    • Plant Division :
      Angiosperms (Flowering Seed Plants)
      Plant Growth Form :
      Shrub (Woody)
      Lifespan (in Singapore) :
      Perennial
      Mode of Nutrition :
      Autotrophic
      Maximum Height :
      2 m to 3 m
      Maximum Plant Spread / Crown Width :
      2 m to 3 m
  • Biogeography
    • Native Habitat :
      Terrestrial
      Preferred Climate Zone :
      Tropical
      Local Conservation Status :
      Exotic (Horticultural / Cultivated Only)
  • Description & Ethnobotany
    • Plant Morphology :
      Growth Form: Woody evergreen shrub that reaches 1.8-2.7 m tall.
      Foliage: Leaves are elliptic with serrate leaf margin. Crushed leaves emit a pungent odour.
      Flowers: Flowers resemble butterflies, having 4 white to light blue, lateral petals and 1 blue to purplish blue, downward-pointing petal. The long, white to bluish stamens arch over the petals and serve as a landing platform for insect pollinators. Flowers are arranged in branched inflorescences known as panicles and are located at the branch tips.   
      Fruits: Dry fruits are known as schizocarps.
      Cultivation :
      This fast-growing cultivar is easy to grow. Prune the plants to maintain a bushy shape and promote flowering. It is resistant to most pests.
      Etymology :
      The genus name "Rotheca" is a Latin version of small teak in the Malayalam language (a major language spoken in southern India). The cultivar name "Ugandense" is derived from the German name of Rotheca myricoides ("Uganda-Losstrauch").
      Ethnobotanical Uses :
      None
  • Landscaping Features
    • Desirable Plant Features :
      Ornamental Flowers
      Plant & Rootzone Preference/Tolerance :
      Well-Drained Soils, Fertile Loamy Soils
      Landscape Uses :
      Flowerbed / Border, Focal Plant, Container Planting, Pest-Repellent Plant
      Usage Hazards / Cons :
      Toxic Upon Ingestion
  • Fauna, Pollination & Dispersal
    • Associated Fauna :
      Butterfly Food Plant (Flower Nectar), Bee-Attracting
  • Plant Care & Propagation
    • Light Preference :
      Full Sun, Semi-Shade
      Water Preference :
      Moderate Water
      Propagation Method :
      Seed, Stem Cutting
  • Foliar
    • Mature Foliage Colour(s) :
      Green
      Leaf Area Index (LAI) * for Green Plot Ratio :
      4.5 (Shrub & Groundcover - Dicot)
  • Floral (Angiosperm)
    • Flower Colour(s) :
      Blue, Purple

   Last updated on:

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