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Nymphaea 'King of Siam'

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Nymphaea 'King of Siam'

Family Name: Nymphaeaceae
Common Name: Water Lily, Teratai, 睡莲

Nymphaea 'King of Siam' is a tropical, day blooming water lily cultivar from Thailand with striking blue to deep purple flowers. It blooms regularly throughout the growing season.

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Species Summary

Classifications and Characteristics

Plant Division Angiosperms (Flowering Seed Plants)
Plant Growth Form Aquatic & Hydrophyte (Floating Aquatic)
Lifespan (in Singapore) Perennial
Mode of Nutrition Autotrophic
Maximum Height 15 cm to 20 cm
Maximum Plant Spread / Crown Width 120 cm to 150 cm

Description and Ethnobotany

Growth Form Floating aquatic plant up to 20 cm tall and 120-150 cm wide.
Foliage Round, floating leaves up to 20 cm wide are light to dark green with brown flecks. They are connected to the leaf stalk in the middle of the leaf blade ('peltate') and have a single deep notch in the blade.
Flowers Blue to deep purple, fragrant flowers (15 cm wide) are held about 20 cm above the water, opening in the morning and closing at dusk over the course of 3 to 4 days. The cultivar is free-flowering, regularly producing an abundance of blooms.
Fruit This hybrid cultivar does not produce seeds.
Cultivation It grows best in still water with a depth of 20-60 cm and should be protected from the wind and hot temperatures above 35 degrees Celsius. Apply an aquatic fertiliser every 2-3 weeks.

Landscaping Features

Desirable Plant Features Fragrant (Flowers) (Day), Ornamental Flowers
Landscape Uses Pond / Lake / River, Parks & Gardens
Thematic Landscaping Water Garden, Fragrant / Aromatherapy Garden

Fauna, Pollination and Dispersal

Fauna Pollination Dispersal Associated Fauna Bee-Attracting
Pollination Method(s) Biotic (Fauna) (Insects (Ant, Beetle, Fly, Thrip, Wasp), Insects (Bee))

Plant Care and Propagation

Light Preference Full Sun
Water Preference Lots of Water
Plant Growth Rate Moderate
Rootzone Tolerance Easy to Grow, Acidic (low pH) Soils
Propagation Method Division

Foliar

Foliage Retention Evergreen
Mature Foliage Colour(s) Green, Brown
Mature Foliage Texture(s) Leathery, Smooth
Foliar Type Simple / Unifoliate
Foliar Arrangement Along Stem Basal, Rosulate / Rosette
Foliar Attachment to Stem Petiolate
Foliar Shape(s) Non-Palm Foliage (Orbicular / Round)
Foliar Venation Palmate
Foliar Margin Crenate
Foliar Apex - Tip Rounded
Foliar Base Peltate
Typical Foliar Area Macrophyll ( 182.25cm2 - 1640.25 cm2 )
Typical Foliar Size 20 cm

Floral (Angiosperm)

Flower & Plant Sexuality Bisexual Flowers
Flower Colour(s) Blue, Purple
Flower Texture(s) Smooth
Flower Grouping Solitary
Flower Location Cauliflorous
Flower Symmetry Radial
Individual Flower Shape Stellate / Star-shaped
Flowering Period Free-Flowering
Flowering Opening Time
Flower Lifespan on Plant 3-4 days
Flower Size 17 cm

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Master ID 34321
Species ID 8734
Flora Disclaimer The information in this website has been compiled from reliable sources, such as reference works on medicinal plants. It is not a substitute for medical advice or treatment and NParks does not purport to provide any medical advice. Readers should always consult his/her physician before using or consuming a plant for medicinal purposes.
Species record last updated on: 17 August 2023.
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