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Is Radican Sword a Good Plant for Brown Hoplo Catfish?

Reviewed by Guidarium Editorial DeskUpdated May 6, 2026
Possible with Caution

Radican Sword can work with Brown Hoplo Catfish, but this is a possible with caution pairing. The plant may need a protected position, stronger anchoring, or companion plants before it feels reliable in day-to-day use. Fish pressure is the main concern, so the plant needs protection or a tougher substitute.

Radican Sword

Echinodorus cordifolius

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PlacementMidground
LightModerate
DifficultyBeginner
Size60 × 40 cm

Brown Hoplo Catfish

Hoplosternum littorale

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TemperamentPeaceful
FamilyCatfish
Temp18–28°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

68/100

Possible, but the scape needs more care.

Water match

Workable overlap

Shared range: 20-28°C, pH 6-7.5, 4-15 dGH.

Plant pressure

High

Brown Hoplo Catfish may chew, uproot, or stress this plant.

Layout value

High cover

Radican Sword helps with breaks lines of sight, useful spawning site, provides surface cover, 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
Radican Sword20-28°C
Brown Hoplo Catfish18-28°C

Overlap: 20-28°C.

pH
Radican Sword6-7.5
Brown Hoplo Catfish6-8

Overlap: pH 6-7.5.

Hardness
Radican Sword2-15 dGH
Brown Hoplo Catfish4-20 dGH

Overlap: 4-15 dGH.

Water and flow
Radican SwordFreshwater Only, Low (Still Water)
Brown Hoplo CatfishFreshwater Only, Low (Still Water)

Flow expectations are close enough for one layout.

Space used
Radican SwordMidground and Background
Brown Hoplo CatfishBottom (Substrate) and Middle (Open Water)
Pressure signals
Radican SwordHigh uproot resistance, Tough / leathery leaves
Brown Hoplo CatfishPeaceful, Hyperactive / Fast Swimmer, Digger (Disturbs Substrate), and Plant Destroyer

Plant pressure: High.

Planting value
Radican SwordBreaks lines of sight, Useful spawning site, Provides surface cover, and Good grazing surface, Nutrient-rich substrate preferred
Brown Hoplo CatfishSand (Sifters) and Smooth Gravel (Sensitive Barbels)

Shared Tank Conditions

Radican Sword fits inside the water range normally used for Brown Hoplo Catfish. The shared window is about 20 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.

Both do best with gentle, low-flow water, so circulation does not need to be split into competing zones.

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

Fish Pressure and Plant Resilience

Brown Hoplo Catfish puts heavy pressure on plants, so this species is likely to be chewed, uprooted, or stressed in day-to-day use.

Radican Sword has high cover density, high uproot resistance, and tough / leathery leaves. It can also help with breaking up sight lines, spawning sites, surface cover, and grazing surfaces.

Radican Sword is less tempting than softer, more palatable plants for known nibblers.

The point to watch is brown Hoplo Catfish may still investigate the plant, but the tougher foliage gives it a better chance.

Layout Fit

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

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

Radican Sword reaches about 60 cm tall by 40 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, spawning sites, surface cover, and grazing surfaces. Place it where Brown Hoplo Catfish can actually use that structure instead of hiding the plant where it cannot do much.

Practical Recommendation

Treat this as a managed pairing. Plant it securely, give it time to root or attach, and use other plants or hardscape if the fish needs more shelter than one species can provide.

The decision should center on this signal: Brown Hoplo Catfish may still investigate the plant, but the tougher foliage gives it a better chance.

Best Use Case

Radican Sword can work with Brown Hoplo Catfish, but only if you are honest about the pressure the fish puts on the layout. This is the kind of pairing that succeeds when the plant is chosen for a reason, protected by placement, and supported by a maintenance routine that anticipates damage or crowding.

Frequently Asked Questions About Radican Sword and Brown Hoplo Catfish

Is Radican Sword a good plant for Brown Hoplo Catfish?

Radican Sword can work with Brown Hoplo Catfish, but this is a possible with caution pairing. The plant may need a protected position, stronger anchoring, or companion plants before it feels reliable in day-to-day use. Fish pressure is the main concern, so the plant needs protection or a tougher substitute.

Can Brown Hoplo Catfish damage Radican Sword?

Brown Hoplo Catfish may still investigate the plant, but the tougher foliage gives it a better chance.

Do Radican Sword and Brown Hoplo Catfish share the same water conditions?

Radican Sword and Brown Hoplo Catfish share a workable water window around 20 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 Radican Sword add to a tank with Brown Hoplo Catfish?

Radican Sword is less tempting than softer, more palatable plants for known nibblers.

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

Brown Hoplo Catfish may still investigate the plant, but the tougher foliage gives it a better chance.

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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