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Is Undulata a Good Plant for Shortbarbel Pangasius?

Reviewed by Guidarium Editorial DeskUpdated May 7, 2026
Strong Fit

Undulata is a strong fit for Shortbarbel Pangasius. The shared water window is realistic, and the plant has enough structure or resilience to be useful in a tank built around this fish. Fish pressure is low, so the plant can be judged mostly on water match, cover value, and layout role.

Undulata

Cryptocoryne undulata

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PlacementMidground
LightLow
DifficultyBeginner
Size25 × 20 cm

Shortbarbel Pangasius

Pangasius micronemus

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TemperamentMostly Peaceful
FamilyCatfish
Temp22–28°C
Water TypeFreshwater Only

Quick Decision

A plant can be technically compatible with a fish and still fail in the actual tank if the fish digs, chews, needs denser cover, or uses a different part of the layout.

Overall fit

84/100

The plant and fish suit each other well.

Water match

Workable overlap

Shared range: 22-28°C, pH 6.5-7.5, 5-15 dGH.

Plant pressure

Low

Shortbarbel Pangasius is not flagged as unusually hard on this plant.

Layout value

Moderate cover

Undulata helps with breaks lines of sight, good refuge for shrimp, and good grazing surface.

Plant and Fish Fit Notes

Use these signals to decide whether the plant is doing useful work for the fish, or whether it is only surviving beside it.

Temperature
Undulata20-28°C
Shortbarbel Pangasius22-28°C

Overlap: 22-28°C.

pH
Undulata6-8
Shortbarbel Pangasius6.5-7.5

Overlap: pH 6.5-7.5.

Hardness
Undulata2-15 dGH
Shortbarbel Pangasius5-15 dGH

Overlap: 5-15 dGH.

Water and flow
UndulataFreshwater Only, Low (Still Water)
Shortbarbel PangasiusFreshwater Only, Moderate (Standard)

Flow expectations are close enough for one layout.

Space used
UndulataMidground and Background
Shortbarbel PangasiusMiddle (Open Water) and Bottom (Substrate)
Pressure signals
UndulataHigh uproot resistance, Standard leaves
Shortbarbel PangasiusMostly Peaceful, Piscivore (Eats small/nano fish), Hyperactive / Fast Swimmer, and Jumper (Lid Required)

Plant pressure: Low.

Planting value
UndulataBreaks lines of sight, Good refuge for shrimp, and Good grazing surface, Nutrient-rich substrate preferred
Shortbarbel PangasiusSmooth Gravel (Sensitive Barbels) and Plants - Floating

Shared Tank Conditions

Undulata fits inside the water range normally used for Shortbarbel Pangasius. The shared window is about 22 to 28 °C, pH 6.5 to 7.5, and 5 to 15 dGH, which gives you enough room to aim for stable middle-ground conditions.

Their flow expectations are close enough to combine: Undulata prefers gentle, low-flow water, while Shortbarbel Pangasius prefers moderate flow.

Both are suited to freshwater, so salinity does not add an extra planning problem.

Fish Pressure and Plant Resilience

Shortbarbel Pangasius does not put unusual pressure on this plant compared with harder fish-plant combinations.

Undulata has moderate cover density, high uproot resistance, and standard leaves. It can also help with breaking up sight lines, shrimp refuge, and grazing surfaces.

It gives Shortbarbel Pangasius useful visual shelter and line-of-sight breaks.

The point to watch is shortbarbel Pangasius often benefits from floating cover, so this plant may need to be part of a mixed planting plan rather than the whole answer.

Layout Fit

Undulata is a rosette / crown plant usually used midground and background.

Shortbarbel Pangasius is a catfish, so the pairing works best when the planting style supports how that fish uses space and cover.

Undulata reaches about 25 cm tall by 20 cm wide and is usually rooted in substrate with nutrient-rich substrate preferred. That makes placement and anchoring more important than simply adding a larger bunch of stems or leaves.

In this pairing, the useful plant values are line-of-sight breaks, shrimp refuge, and grazing surfaces. Place it where Shortbarbel Pangasius can actually use that structure instead of hiding the plant where it cannot do much.

Practical Recommendation

This is a sensible planted-tank choice for Shortbarbel Pangasius, especially when you want the plant to do real work as cover, sight-line structure, or habitat detail.

The decision should center on this signal: Shortbarbel Pangasius often benefits from floating cover, so this plant may need to be part of a mixed planting plan rather than the whole answer.

Best Use Case

Undulata is a strong choice for Shortbarbel Pangasius when you want the plant to do real work in the tank, not just survive in the background. The pairing tends to perform best when the plant's cover, resilience, or placement naturally supports how the fish moves, hides, or claims space.

Frequently Asked Questions About Undulata and Shortbarbel Pangasius

Is Undulata a good plant for Shortbarbel Pangasius?

Undulata is a strong fit for Shortbarbel Pangasius. The shared water window is realistic, and the plant has enough structure or resilience to be useful in a tank built around this fish. Fish pressure is low, so the plant can be judged mostly on water match, cover value, and layout role.

Can Shortbarbel Pangasius damage Undulata?

Shortbarbel Pangasius often benefits from floating cover, so this plant may need to be part of a mixed planting plan rather than the whole answer.

Do Undulata and Shortbarbel Pangasius share the same water conditions?

Undulata and Shortbarbel Pangasius share a workable water window around 22 to 28 °C, pH 6.5 to 7.5, and 5 to 15 dGH. Keep the tank near the middle of that overlap for the best long-term result.

What does Undulata add to a tank with Shortbarbel Pangasius?

It gives Shortbarbel Pangasius useful visual shelter and line-of-sight breaks.

What is the main risk in this plant and fish pairing?

Shortbarbel Pangasius often benefits from floating cover, so this plant may need to be part of a mixed planting plan rather than the whole answer.

Editorial Review

Guidarium Editorial Desk

Reviewed against Guidarium care, stocking, and compatibility standards. Read the editorial policy.

Last reviewed
May 7, 2026
Last updated
May 7, 2026
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