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Proserpinaca pectinata

Proserpinaca pectinata

Proserpinaca pectinata is a striking medium-growth stem plant, ideal for midground placement, known for its unique comb-like leaves and ability to display vibrant orange to red hues. It thrives under medium to high light and benefits significantly from CO2 supplementation and adequate nutrition to achieve its full color potential.

Taxonomy
Class:Liliopsida
Order:Saxifragales
Family:Haloragaceae
Genus:Proserpinaca
Species:Proserpinaca pectinata

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Water Temperature

10 - 28 °C

pH Value

5 - 7

Water type

Freshwater

Light

Medium - High

CO2

Low - High

KH

0 - 14 dKH

Species description

Proserpinaca pectinata originates from the southeastern United States, particularly Florida and adjacent coastal areas, where it thrives in diverse aquatic and semi-aquatic environments. It is commonly found in swamps, ditches, and the margins of slow-moving streams and lakes, growing both fully submerged and emergent with leaves exposed to the air. This remarkable adaptability to amphibious conditions allows it to develop different leaf morphologies, a phenomenon known as heterophylly, depending on its environment, making it a truly captivating species for aquariums. Belonging to the family Haloragaceae, Proserpinaca pectinata is closely related to other popular aquatic plants such as Myriophyllum. The specific epithet "pectinata" is derived from Latin, referring to the comb-like appearance of its submersed leaves, which is a distinctive characteristic of the species.

Care, breeding and tankmates

For Proserpinaca pectinata, the ideal water temperature range is between 10.0 and 28.0 C, though it flourishes best in the warmer spectrum of 20-26 C for optimal growth and coloration. It exhibits good tolerance to a wide range of KH, from 2 to 12, and prefers a slightly acidic to neutral pH, typically between 6.0 and 7.5. Maintaining stable water parameters within these ranges is more critical than hitting exact values, as sudden fluctuations can stress the plant and hinder its development. Proserpinaca pectinata is relatively hardy but can exhibit issues if conditions are not optimal. Iron deficiency is a common problem, manifesting as young leaves remaining green or developing a yellowish hue, thereby preventing the desirable red coloration.

Geographic Origin and Distribution

This species originates from: Southeastern United States (Florida and adjacent coastal areas).

Origin

North America

Plant profile

Placement
Midground

Midground to background placement is ideal. It looks best when planted in tight groups to show off its unique feathery texture, drawing the eye as a focal point.

Botanical form
Stem

Features deeply incised, pectinate (comb-like) leaves that are much finer and more delicate than P. palustris. Coloration ranges from light green to a soft orange hue under high light.

Growth
Medium

Moderate growth rate, generally similar to or slightly slower than P. palustris. It needs good lighting and CO2 to maintain momentum and prevent stunting.

Substrate
High
Column fertilization
Recommended

Regular dosing of complete liquid fertilizers is required to avoid pale or melting new growth. Iron supplementation specifically helps bring out its warmer orange tones.

Root fertilization
Recommended

Performs exceptionally well in nutrient-rich aquasoil which provides a steady base of macronutrients. Strong roots support its delicate, feathery top growth.

Trimming
Regular

Trim the tops and replant them. The lower stem often struggles to rebound after cutting, so replacing old bottoms with fresh, healthy tops is the recommended pruning method.

Propagation
Cuttings

Propagate by taking top cuttings and replanting them directly into the substrate. The cuttings usually take root within a week under optimal conditions.

Sensitivity
Moderate

Highly sensitive to sudden parameter shifts, particularly drops in CO2 or low light. Poor conditions will cause the leaves to lose their intricate pectinate shape and melt.

Layout role
Midground, accent

An excellent texture plant. The very fine, feathery foliage contrasts beautifully with broad-leaved plants, adding a delicate, lacy visual element to the aquascape.

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.

Mermaid Weed

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Proserpinaca palustris

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Myriophyllum aquaticum "Green"

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Myriophyllum aquaticum ("Normalform")

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Myriophyllum rubricaule

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Myriophyllum sp. "Roraima"

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Myriophyllum simulans

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Myriophyllum tetrandrum

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Myriophyllum aquaticum var. santacatarinense

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Myriophyllum mattogrossense

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Myriophyllum spicatum

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Myriophyllum pinnatum

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Red Water Milfoil

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Myriophyllum ussuriense

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Myriophyllum aquaticum 'Santa Catarina'

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Myriophyllum elatinoides

Myriophyllum elatinoides

Myriophyllum elatinoides

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Myriophyllum heterophyllum

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Myriophyllum heterophyllum

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Recommended companions

Compatible cards from coherent ecosystems with matching parameters.

Ammannia pedicellata

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Anubias barteri var. nana

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Amblystegium serpens

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Aldrovanda vesiculosa

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Aponogeton rigidifolius

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Malaysian Trumpet Snail
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Similar care

Cards with similar requirements, difficulty, habitat, and husbandry profile.

Myriophyllum mezianum

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Ammannia praetermissa

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Myriophyllum propinquum

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Myriophyllum propinum

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Myriophyllum proprium

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Myriophyllum quitense

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Ceratopteris richardii

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Aciotis acuminifolia

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Azolla mexicana

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Cabomba australis

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Amblystegiaceae sp. "Manaus"

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Myriophyllum sp. "Guyana"

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Alternanthera reineckii "rosaefolia minor"

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Commelinaceae sp. "Green"

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Last updated: 06/16/2026
Proserpinaca pectinata Care Guide & Tank Setup | Atlarium