Ludwigia peruensis, commonly known as Ludwigia glandulosa or Ludwigia peruensis 'Glandulosa,' is a vibrant and popular aquatic plant in the aquarium hobby. It belongs to the family Onagraceae and is native to the southeastern United States, Mexico, Central America, and northern South America.
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Appearance: Ludwigia peruensis 'Glandulosa' is known for its striking red to reddish-brown coloration, particularly on the upper side of its leaves. The leaves are typically lanceolate or oval-shaped, and they may display some green coloration on the underside. Under high light conditions and with adequate nutrient supplementation, the plant can exhibit intense red hues.
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Habitat: In its natural habitat, Ludwigia peruensis 'Glandulosa' grows in marshes, swamps, and along the edges of ponds, lakes, and streams. It prefers nutrient-rich substrates and moderate to high light levels. In the aquarium, it thrives in similar conditions, requiring a nutrient-rich substrate and moderate to high lighting for optimal growth and coloration.
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Growth Habit: Ludwigia peruensis 'Glandulosa' is a stem plant that can grow both submersed and emersed. In aquariums, it typically grows vertically, sending out multiple stems from the base. With proper care, it can grow rapidly and may require regular pruning to prevent overcrowding and maintain its shape.
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Cultural Uses: This plant is highly valued in the aquarium hobby for its intense red coloration and aesthetic appeal. It is often used as a midground or background plant in aquascaping layouts, where it adds a splash of vibrant color and serves as a focal point. Ludwigia peruensis 'Glandulosa' pairs well with other aquarium plants and is commonly used in planted tanks and Dutch-style aquascapes.
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Propagation: Propagation of Ludwigia peruensis 'Glandulosa' is relatively straightforward and can be achieved through stem cuttings. Healthy stems can be trimmed and replanted in the substrate, where they will take root and continue to grow. Regular pruning encourages branching and denser growth, resulting in a bushier appearance