Nuphar advena

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Cowlily, Spatterdock


Also known as Nuphar lutea

Plant Specifics

Size: ft
Life Span:Long-lived perennial
Flower Color:Yellow
Fruit Color:NA
Phenology:Winter dormant
Noted for:Showy flowers, Interesting foliage


Recommended Uses:Water gardens and ponds.
Considerations:This species can become overly dense and completely cover small ponds. Recommended for edges of larger ponds/lakes or streams, or where one wants a green surface (stormwater pond).
Propagation:From pieces of underwater stems.
Availability:Friends, Specialty providers
Light: Full Sun,  Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Aquatic (always flooded) ----- to ----- Aquatic)
Moisture Tolerance: Aquatic (always flooded) ----- to ----- Aquatic
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray/ Salty Soil Tolerance:Low/no tolerance of salty wind or direct salt spray
Soil or other substrate:Pond, lake, or stream bottom, Organic material (muck)
Soil pH:



Provides structure for fish, frogs, etc. in aquatic settings.


Pollinated by flies and beetles. Several bees have been documented visiting this species including Hylaeus schwarzi, Evylaeus nelumbonis and Apis mellifera (honeybee) (Deyrup et al. 2002).

Native Habitats:Marshes, ponds, swamps, rivers, streams.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 10B 8A 8B 9A 9B 

USDA zones are based on minimum winter temperatures


General Comments:Not frequently seen for sale, but readily available from plant fragments. Used in wetland restoration.