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PlantFiles: Tropical Day-Blooming Water Lily, Waterlily
Nymphaea 'King of Siam'

Family: Nymphaeaceae (nim-fee-AY-see-ee) (Info)
Genus: Nymphaea (NIM-fee-uh) (Info)
Cultivar: King of Siam

» View all varieties of Waterlilies

4 members have or want this plant for trade.

Unknown - Tell us

Unknown - Tell us

USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)
USDA Zone 10a: to -1.1 C (30 F)
USDA Zone 10b: to 1.7 C (35 F)
USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:
Full Sun

Bloom Color:

Bloom Time:
Mid Summer
Late Summer/Early Fall


Other details:
Flowers are fragrant
Very high moisture needs; suitable for bogs and water gardens

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information:
Unknown - Tell us

Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)

Seed Collecting:
Unknown - Tell us

Click thumbnail
to view:

By utopiaaquatic
Thumbnail #1 of Nymphaea  by utopiaaquatic

By teresamas
Thumbnail #2 of Nymphaea  by teresamas

By LouAnn707
Thumbnail #3 of Nymphaea  by LouAnn707

By teresamas
Thumbnail #4 of Nymphaea  by teresamas


2 positives
No neutrals
No negatives

Gardeners' Notes:

Positive teresamas On Aug 20, 2006, teresamas from Ormond Beach, FL (Zone 9b) wrote:

I've fallen for the King ,hard :) It combines stunning blossoms ,nicely ruffled pads with prolific ,dependable blooming and a relativly compact leaf spread .
I usually fond solid pads a negative for a tropical water lily but IMO King of Siam is near perfect in every way !

Positive LouAnn707 On Jun 30, 2004, LouAnn707 from Saint Simons Island, GA wrote:

Beautiful double, almost triple blooms. Green pads flushed pupple underneath. Large blooms, plant has a medium to large spread. Very showy and impressive. Overwinters in a zone 9 pond.


This plant has been said to grow in the following regions:

Naples, Florida
Ormond Beach, Florida
Baytown, Texas

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