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Congo Anubias vs Scarlet Temple

Reviewed by Guidarium Editorial DeskUpdated April 21, 2026
Related Option

Congo Anubias and Scarlet Temple are related options rather than perfect substitutes. They both fit the midground and background, so the decision is about the cleaner long-term role in that area. Compare them seriously, but expect the final choice to hinge on light, size, maintenance, or the way each plant changes the finished scape.

Congo Anubias

Anubias heterophylla

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PlacementMidground
LightLow
DifficultyBeginner
Size50 × 30 cm

Scarlet Temple

Alternanthera reineckii

View plant profile
PlacementMidground
LightHigh
DifficultyIntermediate
Size45 × 15 cm

Quick Decision

Use this section when you are choosing one plant, not collecting both. It separates true alternatives from plants that only seem similar at first glance.

Alternative fit

66/100

Comparable, but not truly interchangeable.

Role overlap

68/100

They overlap around Midground and Background.

Care similarity

64/100

Congo Anubias and Scarlet Temple are compared on light, CO2, water, flow, difficulty, and maintenance.

Main separator

Tradeoff

Lighting expectations are different enough that they do not drop into the same setup equally well.

Side-by-Side Comparison

The better choice is usually the plant that fits your existing light, space, and maintenance routine with the fewest compromises.

Placement
Congo AnubiasMidground, Background, and Attached to hardscape
Scarlet TempleMidground and Background

Shared placement: Midground and Background.

Mature size
Congo Anubias50 cm tall, 30 cm wide
Scarlet Temple45 cm tall, 15 cm wide
Light and CO2
Congo AnubiasLow light, No added CO2 needed
Scarlet TempleHigh light, Added CO2 recommended
Planting and feeding
Congo AnubiasRoots anchored, rhizome exposed, Water column feeder
Scarlet TempleRooted in substrate, Mixed feeder
Water and flow
Congo AnubiasFreshwater Only, Moderate (Standard)
Scarlet TempleFreshwater Only, Moderate (Standard)
Care rhythm
Congo AnubiasSlow growth, Low maintenance
Scarlet TempleModerate growth, Moderate maintenance
Tank value
Congo AnubiasBreaks lines of sight, Good refuge for shrimp, Good grazing surface, and Useful spawning site
Scarlet TempleBreaks lines of sight, Good refuge for fry, and Good refuge for shrimp

Shared benefit: Breaks lines of sight and Good refuge for shrimp.

Where They Overlap

Both plants overlap around the midground and background, which is the biggest reason they belong in the same comparison.

Congo Anubias is a rhizome / epiphyte plant that usually reaches about 50 cm tall by 30 cm wide. Scarlet Temple is a stem plant that usually reaches about 45 cm tall by 15 cm wide.

They also share practical benefits such as line-of-sight breaks and shrimp refuge, so the decision is not only about looks.

The strongest overlap signals are practical: they overlap strongly in placement, especially around the midground and background; they offer many of the same practical benefits, including breaks lines of sight and good refuge for shrimp.

Why Choose Congo Anubias

Choose Congo Anubias when its exact growth habit fits the open space you have and you want the finished scape to lean toward its shape, texture, or spread.

Congo Anubias is the easier keep when you want the simpler option.

Congo Anubias makes more sense in lower-light scapes.

Congo Anubias also suits keepers who want low light and no added CO2, with slow growth, low maintenance, and beginner difficulty.

Why Choose Scarlet Temple

Choose Scarlet Temple when its shape, mature size, or planting style gives the scape a cleaner finish than forcing Congo Anubias into the same role.

Scarlet Temple is the tidier fit when space is limited.

Scarlet Temple gives you more propagation flexibility through stem cuttings and side shoots / offsets.

Scarlet Temple fits a routine built around high light and recommended added CO2, with moderate growth, moderate maintenance, and intermediate difficulty.

Care and Scape Differences

Role overlap lands at 68/100 and care similarity lands at 64/100. Treat those numbers as a shortcut for the decision, not as a replacement for looking at mature size and placement.

Congo Anubias is roots anchored, rhizome exposed with no substrate required and feeds mainly as a water column feeder. Scarlet Temple is rooted in substrate with nutrient-rich substrate preferred and feeds mainly as a mixed feeder.

Lighting expectations are different enough that they do not drop into the same setup equally well.

If the tank already has several demanding plants, the easier choice is the one that matches your existing light, CO2, and trimming routine.

Practical Recommendation

Do not buy them as interchangeable plants. Use this comparison to decide which tradeoff matters less in your tank: care demand, mature size, placement, or visual density.

A practical way to decide is to imagine the tank six months from now. The better plant is the one that still fits the same space after several trims, not the one that only looks right on planting day.

Main Tradeoff

Congo Anubias and Scarlet Temple overlap enough to invite comparison, but they stop being interchangeable once your tank goals become specific. The main tradeoff is whether you want the plant that better fits your present setup, or the one that only pays off after you change light, feeding, or maintenance habits.

Frequently Asked Questions About Congo Anubias vs Scarlet Temple

Is Congo Anubias a direct alternative to Scarlet Temple?

Congo Anubias and Scarlet Temple are related options rather than perfect substitutes. They both fit the midground and background, so the decision is about the cleaner long-term role in that area. Compare them seriously, but expect the final choice to hinge on light, size, maintenance, or the way each plant changes the finished scape.

Which plant is easier: Congo Anubias or Scarlet Temple?

Congo Anubias is the easier keep when you want the simpler option.

Which plant fits smaller spaces better?

Scarlet Temple is the tidier fit when space is limited.

Do Congo Anubias and Scarlet Temple need the same lighting?

Lighting expectations are different enough that they do not drop into the same setup equally well.

What is the biggest difference between Congo Anubias and Scarlet Temple?

Lighting expectations are different enough that they do not drop into the same setup equally well.

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Editorial Review

Guidarium Editorial Desk

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

Last reviewed
April 21, 2026
Last updated
April 21, 2026
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