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Nymphaea rudgeana

Nymphaea rudgeana

Nymphaea rudgeana is a medium-growth aquatic lily ideal for midground placement in an aquarium, where it can develop striking submerged and floating leaves.

Taxonomy
Class:Liliopsida
Order:Nymphaeales
Family:Nymphaeaceae
Genus:Nymphaea
Species:Nymphaea rudgeana

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Water Temperature

18 - 30 °C

pH Value

6 - 7.5

Water type

Freshwater

Light

Medium to High

CO2

High

KH

0 - 14 dKH

Species description

Nymphaea rudgeana is native to the tropical and subtropical regions of the Americas, encompassing parts of Central and South America. It typically thrives in slow-moving or still waters such as ponds, lakes, marshes, and ditches, where light conditions are often intense. These natural habitats are characterized by soft, organic-rich substrates, providing ample nutrient supply for its rhizomatous development and vigorous growth. Its presence in such environments highlights its adaptability to a wide range of water and light conditions, making it a resilient species. Nymphaea rudgeana belongs to the genus Nymphaea, which comprises the quintessential water lilies, within the ancient family Nymphaeaceae.

Care, breeding and tankmates

column. Ensure the substrate is at least 5-7 cm deep to allow ample Nymphaea rudgeana is generally robust but can be susceptible to common aquatic plant issues if conditions are not optimal. Nutrient deficiencies, particularly iron or potassium, can lead to yellowing leaves, stunted growth, or a loss of vibrant coloration. Poor water circulation or excessive organic waste can encourage algae growth on its leaves, which can be detrimental to photosynthesis and overall plant health. While not highly prone to specific diseases, weak plants under stress are more vulnerable to opportunistic pathogens or pest infestations, so maintaining stable parameters and good husbandry practices is key to prevention.

Geographic Origin and Distribution

This species originates from: Americas.

Origin

Central America and CaribbeanAmazon, Orinoco, and GuianasExtra-Amazon South America

Plant profile

Placement
Midground

Best placed in the background or as a striking midground specimen. It needs space for its large leaves to spread without shading out other plants. Its unique leaf shape makes it a great standalone plant.

Botanical form
Rosette

This is a bulbous plant with rounded, sometimes slightly wavy, green to reddish-brown leaves. The leaf margins have distinct serrations. The stems can grow quite long to reach the water surface.

Growth
Medium

It features a moderate to fast growth rate when well-fed. It readily produces surface leaves if not regularly trimmed. The growth speeds up significantly with CO2 and high light.

Substrate
High
Column fertilization
Recommended

It benefits from a comprehensive liquid fertilizer, especially for trace elements and iron. While a root feeder, water column nutrients prevent deficiencies in the new leaves. Potassium is important for leaf health.

Root fertilization
Required

Root fertilization is essential for this species. It thrives when root tabs or a rich aquasoil are provided. Poor substrate nutrition leads to stunted growth and pale leaves.

Trimming
Occasional

Prune surface-reaching leaves at the base to maintain a bushy, submerged form. Removing older leaves encourages the plant to produce new, fresh growth. Do not cut the bulb during maintenance.

Propagation
Rhizome division

Propagation is usually via daughter plants developing around the base of the main bulb. These can be separated once they have a few leaves and roots of their own. Seeds can also be viable if flowered.

Sensitivity
Moderate

The bulb should not be completely buried to prevent rot; leave the top half exposed. It prefers warmer water temperatures. Sudden parameter shifts may cause melting.

Layout role
Midground, accent

It acts as a strong specimen plant in the aquarium layout. It provides a strong visual contrast in leaf shape and color against typical stem plants. It is excellent for focal points in larger tanks.

Image gallery

Licensed images linked to the species or, when marked, to the closest representative taxon.

Related species

Recommendations grouped by close relatives, companion choices, and similar care.

Variants and close relatives

Same atlas type, nearby scientific identity, genus, or family.

Nymphaea minuta

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Nymphaea rubra

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Nymphaea zenkeri

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Nymphaea nouchali "Sri Lanka"

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Nymphaea micrantha "Gefleckt"

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Nymphaea gardneriana

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Nymphaea glandulifera

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Nymphaea lotus 'grün'

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Nymphaea lotus 'rot'

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Nymphaea pubescens

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Nymphaea × daubenyana

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Barclaya longifolia

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Nuphar japonica

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Recommended companions

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Similar care

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Last updated: 06/16/2026
Nymphaea rudgeana Care Guide & Tank Setup | Atlarium