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Is Tricolor Lily a Good Plant for Molly (Sailfin/Black/Dalmatian)?

Reviewed by Guidarium Editorial DeskUpdated April 28, 2026
Strong Fit

Tricolor Lily is a strong fit for Molly (Sailfin/Black/Dalmatian). 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.

Tricolor Lily

Nymphaea micrantha

View plant profile
PlacementMidground
LightModerate
DifficultyIntermediate
Size40 × 25 cm

Molly (Sailfin/Black/Dalmatian)

Poecilia sphenops

View fish profile
TemperamentMostly Peaceful
FamilyLivebearers
Temp24–28°C
Water TypeBrackish Tolerant

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: 24-28°C, pH 7.5-7.5, 12-12 dGH.

Plant pressure

Low

Molly (Sailfin/Black/Dalmatian) is not flagged as unusually hard on this plant.

Layout value

Moderate cover

Tricolor 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
Tricolor Lily22-28°C
Molly (Sailfin/Black/Dalmatian)24-28°C

Overlap: 24-28°C.

pH
Tricolor Lily6-7.5
Molly (Sailfin/Black/Dalmatian)7.5-8.5

Overlap: pH 7.5-7.5.

Hardness
Tricolor Lily2-12 dGH
Molly (Sailfin/Black/Dalmatian)12-30 dGH

Overlap: 12-12 dGH.

Water and flow
Tricolor LilyFreshwater Only, Low (Still Water)
Molly (Sailfin/Black/Dalmatian)Brackish Tolerant, Moderate (Standard)

Flow expectations are close enough for one layout.

Space used
Tricolor LilyMidground and Background
Molly (Sailfin/Black/Dalmatian)Top (Surface) and Middle (Open Water)
Pressure signals
Tricolor LilyModerate uproot resistance, Delicate leaves
Molly (Sailfin/Black/Dalmatian)Mostly Peaceful, Hyperactive / Fast Swimmer, Fry Predator, and Aggressive Eater (Starves shy fish)

Plant pressure: Low.

Planting value
Tricolor LilyProvides surface cover, Breaks lines of sight, Useful spawning site, and Good refuge for shrimp, Nutrient-rich substrate preferred
Molly (Sailfin/Black/Dalmatian)Plants - Densely covered and Established Algae (Otocinclus)

Shared Tank Conditions

Tricolor Lily fits inside the water range normally used for Molly (Sailfin/Black/Dalmatian). The shared window is about 24 to 28 °C, pH 7.5 to 7.5, and 12 to 12 dGH, which gives you enough room to aim for stable middle-ground conditions.

Their flow expectations are close enough to combine: Tricolor Lily prefers gentle, low-flow water, while Molly (Sailfin/Black/Dalmatian) prefers moderate flow.

Water type can work if the tank stays in the shared part of freshwater and freshwater to lightly brackish water conditions.

Fish Pressure and Plant Resilience

Molly (Sailfin/Black/Dalmatian) does not put unusual pressure on this plant compared with harder fish-plant combinations.

Tricolor 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.

This plant adds the denser cover that Molly (Sailfin/Black/Dalmatian) usually appreciates.

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

Layout Fit

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

Molly (Sailfin/Black/Dalmatian) is a livebearer, so the pairing works best when the planting style supports how that fish uses space and cover.

Tricolor Lily reaches about 40 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 Molly (Sailfin/Black/Dalmatian) 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 Molly (Sailfin/Black/Dalmatian), 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 Molly (Sailfin/Black/Dalmatian) actually swims, shelters, or uses cover.

Best Use Case

Tricolor Lily is a strong choice for Molly (Sailfin/Black/Dalmatian) 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 Tricolor Lily and Molly (Sailfin/Black/Dalmatian)

Is Tricolor Lily a good plant for Molly (Sailfin/Black/Dalmatian)?

Tricolor Lily is a strong fit for Molly (Sailfin/Black/Dalmatian). 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 Molly (Sailfin/Black/Dalmatian) damage Tricolor Lily?

Tricolor Lily is not especially vulnerable in this pairing compared with softer or more lightly rooted plants. Its delicate leaves and moderate uproot resistance are the useful signals to watch.

Do Tricolor Lily and Molly (Sailfin/Black/Dalmatian) share the same water conditions?

Tricolor Lily and Molly (Sailfin/Black/Dalmatian) share a workable water window around 24 to 28 °C, pH 7.5 to 7.5, and 12 to 12 dGH. Keep the tank near the middle of that overlap for the best long-term result.

What does Tricolor Lily add to a tank with Molly (Sailfin/Black/Dalmatian)?

This plant adds the denser cover that Molly (Sailfin/Black/Dalmatian) usually appreciates.

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
April 28, 2026
Last updated
April 28, 2026
Issues or corrections?
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