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Is Green Lily a Good Plant for Blue Acara?

Reviewed by Guidarium Editorial DeskUpdated May 2, 2026
Not Recommended

Green Lily is not recommended for Blue Acara. The issue is practical, not cosmetic: blue Acara is likely to chew or tear this plant before it settles in.

Green Lily

Nymphaea glandulifera

View plant profile
PlacementMidground
LightModerate
DifficultyBeginner
Size35 × 25 cm

Blue Acara

Andinoacara pulcher

View fish profile
TemperamentSemi-Aggressive
FamilyCichlids - South American
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

42/100

The fish is likely to outgrow, uproot, or out-pressure the plant.

Water match

Workable overlap

Shared range: 22-28°C, pH 6.5-7.5, 3-12 dGH.

Plant pressure

High

Blue Acara may chew, uproot, or stress this plant.

Layout value

Moderate cover

Green Lily helps with provides surface cover, breaks lines of sight, useful spawning site, and good refuge for shrimp.

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
Green Lily22-29°C
Blue Acara22-28°C

Overlap: 22-28°C.

pH
Green Lily5.5-7.5
Blue Acara6.5-8

Overlap: pH 6.5-7.5.

Hardness
Green Lily2-12 dGH
Blue Acara3-15 dGH

Overlap: 3-12 dGH.

Water and flow
Green LilyFreshwater Only, Low (Still Water)
Blue AcaraFreshwater Only, Moderate (Standard)

Flow expectations are close enough for one layout.

Space used
Green LilyMidground and Background
Blue AcaraMiddle (Open Water) and Bottom (Substrate)
Pressure signals
Green LilyModerate uproot resistance, Delicate leaves
Blue AcaraSemi-Aggressive, Territorial (Defends specific area), Digger (Disturbs Substrate), and Piscivore (Eats small/nano fish)

Plant pressure: High.

Planting value
Green LilyProvides surface cover, Breaks lines of sight, Useful spawning site, and Good refuge for shrimp, Nutrient-rich substrate preferred
Blue AcaraSand (Sifters), Smooth Gravel (Sensitive Barbels), and Driftwood (Digestion/Hiding)

Shared Tank Conditions

Green Lily fits inside the water range normally used for Blue Acara. The shared window is about 22 to 28 °C, pH 6.5 to 7.5, and 3 to 12 dGH, which gives you enough room to aim for stable middle-ground conditions.

Their flow expectations are close enough to combine: Green Lily prefers gentle, low-flow water, while Blue Acara prefers moderate flow.

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

Fish Pressure and Plant Resilience

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

Green Lily has moderate cover density, moderate uproot resistance, and delicate leaves. It can also help with surface cover, breaking up sight lines, spawning sites, and shrimp refuge.

The plant helps break up sight lines, which can soften territorial behaviour.

The limiting issue is blue Acara is likely to chew or tear this plant before it settles in.

Layout Fit

Green Lily is a bulb / tuber plant usually used midground and background.

Blue Acara is a South American cichlid, so the pairing works best when the planting style supports how that fish uses space and cover.

Green Lily reaches about 35 cm tall by 25 cm wide and is usually bulb / tuber on or partly 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 surface cover, line-of-sight breaks, spawning sites, and shrimp refuge. Place it where Blue Acara can actually use that structure instead of hiding the plant where it cannot do much.

Practical Recommendation

For most keepers, a tougher or better-matched plant is the smarter choice. If you still try it, test with a small amount first and be ready to move the plant before it is badly damaged.

The decision should center on this signal: Blue Acara is likely to chew or tear this plant before it settles in.

Best Use Case

Green Lily is usually the wrong plant for Blue Acara if your goal is a stable display tank. The issue is rarely one dramatic failure on day one; it is the steady mismatch between what the fish does in the scape and what the plant needs to stay attractive long term.

Frequently Asked Questions About Green Lily and Blue Acara

Is Green Lily a good plant for Blue Acara?

Green Lily is not recommended for Blue Acara. The issue is practical, not cosmetic: blue Acara is likely to chew or tear this plant before it settles in.

Can Blue Acara damage Green Lily?

Blue Acara is likely to chew or tear this plant before it settles in.

Do Green Lily and Blue Acara share the same water conditions?

Green Lily and Blue Acara share a workable water window around 22 to 28 °C, pH 6.5 to 7.5, and 3 to 12 dGH. Keep the tank near the middle of that overlap for the best long-term result.

What does Green Lily add to a tank with Blue Acara?

The plant helps break up sight lines, which can soften territorial behaviour.

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

Blue Acara is likely to chew or tear this plant before it settles in.

Editorial Review

Guidarium Editorial Desk

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

Last reviewed
May 2, 2026
Last updated
May 2, 2026
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