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Is Undulata a Good Plant for Lima Shovelnose Catfish?

Reviewed by Guidarium Editorial DeskUpdated May 6, 2026
Strong Fit

Undulata is a strong fit for Lima Shovelnose Catfish. 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

Lima Shovelnose Catfish

Sorubim lima

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TemperamentMostly Peaceful
FamilyCatfish
Temp23–28°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: 23-28°C, pH 6-7.5, 4-15 dGH.

Plant pressure

Low

Lima Shovelnose Catfish 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
Lima Shovelnose Catfish23-28°C

Overlap: 23-28°C.

pH
Undulata6-8
Lima Shovelnose Catfish6-7.5

Overlap: pH 6-7.5.

Hardness
Undulata2-15 dGH
Lima Shovelnose Catfish4-15 dGH

Overlap: 4-15 dGH.

Water and flow
UndulataFreshwater Only, Low (Still Water)
Lima Shovelnose CatfishFreshwater Only, Moderate (Standard)

Flow expectations are close enough for one layout.

Space used
UndulataMidground and Background
Lima Shovelnose CatfishMiddle (Open Water) and Bottom (Substrate)
Pressure signals
UndulataHigh uproot resistance, Standard leaves
Lima Shovelnose CatfishMostly Peaceful, Piscivore (Eats small/nano fish), Nocturnal, 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
Lima Shovelnose CatfishSand (Sifters), Smooth Gravel (Sensitive Barbels), and Driftwood (Digestion/Hiding)

Shared Tank Conditions

Undulata fits inside the water range normally used for Lima Shovelnose Catfish. The shared window is about 23 to 28 °C, pH 6 to 7.5, and 4 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 Lima Shovelnose Catfish prefers moderate flow.

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

Fish Pressure and Plant Resilience

Lima Shovelnose Catfish 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.

Its structure adds useful refuge value beyond the normal visual role of the plant.

The point to watch is lima Shovelnose Catfish 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.

Lima Shovelnose Catfish 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 Lima Shovelnose Catfish 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 Lima Shovelnose Catfish, 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: Lima Shovelnose Catfish 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 Lima Shovelnose Catfish 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 Lima Shovelnose Catfish

Is Undulata a good plant for Lima Shovelnose Catfish?

Undulata is a strong fit for Lima Shovelnose Catfish. 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 Lima Shovelnose Catfish damage Undulata?

Lima Shovelnose Catfish 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 Lima Shovelnose Catfish share the same water conditions?

Undulata and Lima Shovelnose Catfish share a workable water window around 23 to 28 °C, pH 6 to 7.5, and 4 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 Lima Shovelnose Catfish?

Its structure adds useful refuge value beyond the normal visual role of the plant.

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

Lima Shovelnose Catfish 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 6, 2026
Last updated
May 6, 2026
Issues or corrections?
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