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Is River Buttercup a Good Plant for Cardinal Shrimp (Sulawesi)?

Reviewed by Guidarium Editorial DeskUpdated May 3, 2026
Strong Fit

River Buttercup is a strong fit for Cardinal Shrimp (Sulawesi). 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.

River Buttercup

Ranunculus inundatus

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PlacementForeground
LightHigh
DifficultyIntermediate
Size15 × 20 cm

Cardinal Shrimp (Sulawesi)

Caridina dennerli

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TemperamentPeaceful
FamilyInvertebrates
Temp26–30°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

90/100

The plant and fish suit each other well.

Water match

Workable overlap

Shared range: 26-28°C, pH 7.5-7.5, 4-8 dGH.

Plant pressure

Low

Cardinal Shrimp (Sulawesi) is not flagged as unusually hard on this plant.

Layout value

Moderate cover

River Buttercup helps with good refuge for shrimp, good grazing surface, and good refuge for fry.

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
River Buttercup20-28°C
Cardinal Shrimp (Sulawesi)26-30°C

Overlap: 26-28°C.

pH
River Buttercup6-7.5
Cardinal Shrimp (Sulawesi)7.5-8.5

Overlap: pH 7.5-7.5.

Hardness
River Buttercup2-12 dGH
Cardinal Shrimp (Sulawesi)4-8 dGH

Overlap: 4-8 dGH.

Water and flow
River ButtercupFreshwater Only, Moderate (Standard)
Cardinal Shrimp (Sulawesi)Freshwater Only, Low (Still Water)

Flow expectations are close enough for one layout.

Space used
River ButtercupForeground, Carpeting, and Midground
Cardinal Shrimp (Sulawesi)Bottom (Substrate)
Pressure signals
River ButtercupLow uproot resistance, Standard leaves
Cardinal Shrimp (Sulawesi)Peaceful, Nano / Bite-sized (Predation Risk) and Shy / Slow Moving (Easily Stressed)

Plant pressure: Low.

Planting value
River ButtercupGood refuge for shrimp, Good grazing surface, and Good refuge for fry, Nutrient-rich substrate preferred
Cardinal Shrimp (Sulawesi)Established Algae (Otocinclus), Smooth Gravel (Sensitive Barbels), and Sand (Sifters)

Shared Tank Conditions

River Buttercup fits inside the water range normally used for Cardinal Shrimp (Sulawesi). The shared window is about 26 to 28 °C, pH 7.5 to 7.5, and 4 to 8 dGH, which gives you enough room to aim for stable middle-ground conditions.

Their flow expectations are close enough to combine: River Buttercup prefers moderate flow, while Cardinal Shrimp (Sulawesi) prefers gentle, low-flow water.

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

Fish Pressure and Plant Resilience

Cardinal Shrimp (Sulawesi) does not put unusual pressure on this plant compared with harder fish-plant combinations.

River Buttercup has moderate cover density, low uproot resistance, and standard leaves. It can also help with shrimp refuge, grazing surfaces, and fry refuge.

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

There is no special plant-pressure warning here, so solid anchoring and stable husbandry matter more than unusual protection.

Layout Fit

River Buttercup is a stolon / runner plant usually used foreground, carpeting, and midground.

Cardinal Shrimp (Sulawesi) is an invertebrate, so the pairing works best when the planting style supports how that fish uses space and cover.

River Buttercup reaches about 15 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 shrimp refuge, grazing surfaces, and fry refuge. Place it where Cardinal Shrimp (Sulawesi) 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 Cardinal Shrimp (Sulawesi), especially when you want the plant to do real work as cover, sight-line structure, or habitat detail.

The decision should center on layout quality: keep the plant in the zone where Cardinal Shrimp (Sulawesi) actually swims, shelters, or uses cover.

Best Use Case

River Buttercup is a strong choice for Cardinal Shrimp (Sulawesi) 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 River Buttercup and Cardinal Shrimp (Sulawesi)

Is River Buttercup a good plant for Cardinal Shrimp (Sulawesi)?

River Buttercup is a strong fit for Cardinal Shrimp (Sulawesi). 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 Cardinal Shrimp (Sulawesi) damage River Buttercup?

River Buttercup is not especially vulnerable in this pairing compared with softer or more lightly rooted plants. Its standard leaves and low uproot resistance are the useful signals to watch.

Do River Buttercup and Cardinal Shrimp (Sulawesi) share the same water conditions?

River Buttercup and Cardinal Shrimp (Sulawesi) share a workable water window around 26 to 28 °C, pH 7.5 to 7.5, and 4 to 8 dGH. Keep the tank near the middle of that overlap for the best long-term result.

What does River Buttercup add to a tank with Cardinal Shrimp (Sulawesi)?

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?

The main risk is assuming one plant can solve every layout need. Fish still need the right hardscape, open swimming room, and cover density for their normal behaviour.

Editorial Review

Guidarium Editorial Desk

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

Last reviewed
May 3, 2026
Last updated
May 3, 2026
Issues or corrections?
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