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Persicaria sp. 'Sao Paulo'

Persicaria sp. 'Sao Paulo'

Persicaria sp. 'Sao Paulo' is a fast-growing, striking midground plant known for its vibrant coloration, making it an excellent focal point in any aquascape. Its ability to form dense bushes adds significant volume and chromatic contrast to aquatic layouts.

Taxonomy
Class:Liliopsida
Order:Caryophyllales
Family:Polygonaceae
Genus:Persicaria
Species:Persicaria sp. 'Sao Paulo'

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Water Temperature

18 - 30 °C

pH Value

5 - 7

Water type

Freshwater

Light

Medium to High

CO2

High

KH

0 - 14 dKH

Species description

The designation 'Sao Paulo' likely indicates a specific origin or selection from Brazil, though the genus Persicaria is a cosmopolitan group thriving in various wetland and marshy environments globally. Persicaria species typically inhabit the margins of rivers, lakes, ditches, and other tropical and subtropical wet areas, where they flourish in nutrient-rich substrates and under ample light. This particular cultivar or variant was likely chosen for its exceptional ornamental qualities suitable for aquascaping. While adaptable to a broad range of conditions, its most vibrant This Persicaria variety is highly prized for its astonishing coloration, which ranges from reddish-green to intense red and even deep purple, particularly under high lighting conditions. The upper surface of the leaves often displays warmer and brighter hues, while the undersides may retain a more pinkish or purplish tone.

Care, breeding and tankmates

Persicaria sp. 'Sao Paulo' exhibits remarkable tolerance to various water chemistry conditions, thriving in temperatures between 18.0 and 30.0 °C, which makes it suitable for most tropical aquariums. The ideal pH range is between 5.0 and 7.0, indicating a preference for slightly acidic to neutral water. Carbonate hardness (KH) can range from 0.0 to 14.0, suggesting adaptability to both very soft and moderately hard water. Maintaining stable parameters within these ranges is crucial to prevent stress and promote robust, healthy growth in your aquatic environment.

Geographic Origin and Distribution

This species originates from: Brazil.

Origin

Extra-Amazon South America

Plant profile

Placement
Midground

When deciding where to place Persicaria sp. 'Sao Paulo', the midground is generally the most ideal location. This placement allows the plant to showcase its unique form without being completely overshadowed by larger species. Ensure it receives adequate light penetration and water flow in this spot. Thoughtful positioning will greatly enhance the visual depth and balance of your aquascape.

Botanical form
Stem

Botanically, Persicaria sp. 'Sao Paulo' grows as a stem plant, forming interesting structures as it matures. Its leaf morphology and overall geometry add a beautiful texture to the aquatic layout. The distinct intense magenta and purple hues provide excellent contrast against traditional green foliage. Understanding its natural growth habit is key to trimming and maintaining its shape.

Growth
Fast

The growth rate of Persicaria sp. 'Sao Paulo' can be described as moderate under optimal conditions. Providing very high light and stable CO2 injection will help maintain a consistent and healthy growth pace. In lower light or nutrient-poor setups, its development will noticeably slow down. Regular monitoring is advised to keep its growth pattern well-managed.

Substrate
High
Column fertilization
Recommended

Liquid water column fertilization is highly beneficial for Persicaria sp. 'Sao Paulo'. It absorbs a significant portion of its required nutrients directly through its leaves. Dosing a balanced liquid fertilizer daily or weekly promotes vigorous growth and intense coloration. Be sure to provide ample potassium and trace elements to support its metabolic processes.

Root fertilization
None

While water column dosing is crucial, Persicaria sp. 'Sao Paulo' also benefits greatly from a nutrient-rich substrate. Root tabs can be inserted near its base to supply a steady stream of long-lasting nutrients. A good soil substrate encourages the development of a strong root system, anchoring the plant securely. This dual-feeding approach ensures maximum vitality and resilience.

Trimming
Occasional

Trimming Persicaria sp. 'Sao Paulo' requires a careful approach to encourage bushy and attractive regrowth. Use sharp aquascaping scissors to make clean cuts just above a healthy set of leaves or nodes. Regular pruning prevents the lower portions from becoming shaded and bare. The cuttings can often be replanted to propagate the species further.

Propagation
Cuttings

Propagating Persicaria sp. 'Sao Paulo' is most commonly achieved through cuttings. By taking healthy sections and replanting or reattaching them, you can easily multiply your stock. Ensure the new pieces have access to sufficient light and nutrients to establish themselves quickly. Over time, these propagated sections will grow into entirely independent and lush plants.

Sensitivity
Moderate

Persicaria sp. 'Sao Paulo' can be somewhat sensitive to sudden fluctuations in water parameters, particularly large pH or temperature swings. Algaecides and certain chemical treatments should be used with extreme caution. It requires a stable environment with consistent CO2 levels to prevent melting. Maintaining excellent water quality through regular changes is essential for its well-being.

Layout role
Midground, accent, Background

In terms of aquascaping, Persicaria sp. 'Sao Paulo' plays a vital role as a structural or accent element. Its stem nature and intense magenta and purple appearance make it perfect for creating focal points or softening hardscape lines. By grouping several stems or patches together, you can achieve a dense and visually striking effect. It seamlessly bridges the gap between different zones in the aquarium.

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.

Persicaria hydropiperoides

Persicaria hydropiperoides

Persicaria hydropiperoides

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Persicaria praetermissa

Persicaria praetermissa

Persicaria praetermissa

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Persicaria sp. 'Kawagoeanum'

Persicaria sp. 'Kawagoeanum'

Persicaria sp. 'Kawagoeanum'

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Persicaria sp. 'Porto Velho'

Persicaria sp. 'Porto Velho'

Persicaria sp. 'Porto Velho'

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Persicaria sp. "acre"

Persicaria sp. "acre"

Persicaria sp. "acre"

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Polygonum sp. "acre"

Polygonum sp. "acre"

Polygonum sp. "acre"

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Polygonum hydropiperoides

Polygonum hydropiperoides

Polygonum hydropiperoides

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Polygonum praetermissum

Polygonum praetermissum

Polygonum praetermissum

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Polygonum sp. 'Porto Velho'

Polygonum sp. 'Porto Velho'

Polygonum sp. 'Porto Velho'

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Polygonum sp. 'Sao Paulo'

Polygonum sp. 'Sao Paulo'

Polygonum sp. 'Sao Paulo'

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Polygonum sp. "Kawagoeanum"

Polygonum sp. "Kawagoeanum"

Polygonum sp. "Kawagoeanum"

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Similar care

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Last updated: 06/16/2026
Persicaria sp. 'Sao Paulo' Care Guide & Tank Setup | Atlarium