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Nymphaea gardneriana
Nymphaea gardneriana
Nymphaea gardneriana is a distinctive aquatic lily, prized for its rapid growth and its ability to create a dynamic focal point in the midground of an aquarium. Its often captivatingly colored submerged leaves make it an excellent choice for enriching the aesthetic appeal of the tank.
Class:Liliopsida
Order:Nymphaeales
Family:Nymphaeaceae
Genus:Nymphaea
Species:Nymphaea gardneriana
Formerly known as:
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Water Temperature
18 - 30 °C
pH Value
5 - 7
Water type
Freshwater
Light
Medium to High
CO2
High
Expected height
40 cm
Expected width
40 cm
KH
0 - 10 dKH
Species description
Geographical Origin and Habitat: Nymphaea gardneriana is a species native to the tropical and subtropical regions of South America, particularly Brazil, where it colonizes freshwater environments such as slow-moving rivers, ponds, and lakes. It adapts to muddy or sandy substrates rich in nutrients, firmly anchoring its rhizome to develop its characteristic leaves and blooms. This water lily thrives in warm climates, where abundant sunlight is available and water temperatures are consistent.
Taxonomy & Genetics: Belonging to the Nymphaeaceae family, Nymphaea gardneriana is classified within the genus Nymphaea, which comprises numerous water lily species renowned for their beauty and ecological importance. The name "gardneriana" honors the English botanist George Gardner, who significantly contributed to the knowledge of Brazilian flora. Genetically, like many water lilies, it exhibits a complex structure allowing it to adapt to both submerged and floating life, showcasing remarkable phenotypic plasticity based on environmental conditions.
Physical Structure: The physical structure of Nymphaea gardneriana is characterized by a robust subterranean rhizome from which long, fibrous roots emerge, anchoring securely to the substrate. Long petioles extend from this rhizome, supporting the leaves, which can appear either submerged or floating. Submerged leaves tend to be thinner and more elongated, while floating leaves are typically roundish or oval, with a more leathery texture. The flowers, often visually striking, emerge above the water surface, with petals that can vary in
Color & Texture: The submerged leaves of Nymphaea gardneriana can display a remarkable variety of colors and textures, ranging from bright green to more reddish or bronze tones, often enriched with dark mottling that enhances their appeal. The leaf surface can be smooth or slightly undulated, depending on growth conditions and the specific variety. Floating leaves, on the other hand, exhibit a thicker, waxy texture, useful for buoyancy and water resistance. This chromatic and structural spectrum contributes to creating an interesting visual contrast within the aquarium.
Care, breeding and tankmates
Lighting & CO2: For optimal growth and vivid coloration of Nymphaea gardneriana, providing medium to high lighting is essential, preferably with a full spectrum that encourages photosynthesis and the synthesis of red pigments. Insufficient light can lead to leggy stems and paler leaves, while strong light stimulates more compact growth and intense colors. CO2 injection is highly recommended for this fast-growing species, as it significantly enhances the rate of photosynthesis, accelerating overall plant growth and robustness.
Nutrition & Substrate: As a rooted
Water Chemistry: Nymphaea gardneriana thrives in stable, slightly acidic to neutral water conditions, with an ideal pH range between 5.0 and 7.0. Carbonate hardness (KH) should be maintained between 0.0 and 10.0, indicating a preference for softer waters. Water temperature is critical and should fall between 18.0 and 30.0 °C; temperatures outside this range can slow growth or cause stress to the plant. It is important to avoid abrupt parameter fluctuations to prevent shock and potential leaf "melting."
Space Management & Placement: Given its fast-growing nature and potential leaf size, Nymphaea gardneriana is ideally placed in the midground area, where it can serve as a focal point without overly dominating the space. It is essential to consider the ultimate size of its leaves and the potential development of floating leaves that could shade out other plants below. For smaller aquariums, regular
Pruning: Pruning Nymphaea gardneriana is a fundamental operation to maintain the desired shape and prevent excessive spread. Older, damaged, or yellowing leaves should be removed regularly by cutting the petiole at its base, close to the rhizome, using sharp scissors. If the goal is to encourage submerged leaf growth and discourage floating leaves, it is advisable to systematically remove any shoots attempting to reach the surface. Careful pruning helps redirect the plant's energy towards denser, more compact growth in the water column.
Risks & Diseases: Although Nymphaea gardneriana is generally robust, it can be susceptible to nutrient deficiencies, particularly iron and potassium, which may manifest as yellowing or holes in the leaves. Insufficient lighting or unstable water parameters can cause stress, leading to stunted growth or leaf "melting." It is also important to monitor for the presence of algae, especially filamentous types, which can colonize the leaves if the nutrient and light balance is not optimal. Rhizome rot is rare but can occur in anaerobic substrates or in the presence of excessive decaying organic matter.
Geographic Origin and Distribution
Nymphaea gardneriana is a species native to the tropical and subtropical regions of South America, particularly Brazil, where it colonizes freshwater environments such as slow-moving rivers, ponds, and lakes. It adapts to muddy or sandy substrates rich in nutrients, firmly anchoring its rhizome to develop its characteristic leaves and blooms. This water lily thrives in warm climates, where abundant sunlight is available and water temperatures are consistent.
Origin
Amazon, Orinoco, and Guianas
Plant profile
- Placement
- No verified data available
- Botanical form
- No verified data available
- Growth
- No verified data available
- Substrate
- No verified data available
- Column fertilization
- No verified data available
- Root fertilization
- No verified data available
- Trimming
- No verified data available
- Propagation
- No verified data available
- Nutrients
- No verified data available
- Sensitivity
- No verified data available
- Layout role
- No verified data available
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.
