Back to Ditch Stonecrop fish guides

Is Ditch Stonecrop a Good Plant for Cobalt Blue Zebra?

Reviewed by Guidarium Editorial DeskUpdated May 3, 2026
Not Recommended

Ditch Stonecrop is not recommended for Cobalt Blue Zebra. The issue is practical, not cosmetic: their pH ranges do not line up well enough for one stable setup.

Ditch Stonecrop

Penthorum sedoides

View plant profile
PlacementMidground
LightModerate
DifficultyBeginner
Size30 × 8 cm

Cobalt Blue Zebra

Metriaclima callainos

View fish profile
TemperamentAggressive
FamilyCichlids - African
Temp24–28°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

50/100

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

Water match

Limited overlap

One or more core water ranges does not overlap cleanly.

Plant pressure

High

Cobalt Blue Zebra may chew, uproot, or stress this plant.

Layout value

High cover

Ditch Stonecrop helps with breaks lines of sight 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
Ditch Stonecrop4-28°C
Cobalt Blue Zebra24-28°C

Overlap: 24-28°C.

pH
Ditch Stonecrop5-7.5
Cobalt Blue Zebra7.8-8.6

Overlap: pH No clean overlap.

Hardness
Ditch Stonecrop0-14 dGH
Cobalt Blue Zebra10-25 dGH

Overlap: 10-14 dGH.

Water and flow
Ditch StonecropFreshwater Only, Moderate (Standard)
Cobalt Blue ZebraFreshwater Only, Moderate (Standard)

Flow expectations are close enough for one layout.

Space used
Ditch StonecropMidground and Background
Cobalt Blue ZebraMiddle (Open Water) and Bottom (Substrate)
Pressure signals
Ditch StonecropModerate uproot resistance, Standard leaves
Cobalt Blue ZebraAggressive, Generally Aggressive, Aggressive to same species/look-alikes, and Territorial (Defends specific area)

Plant pressure: High.

Planting value
Ditch StonecropBreaks lines of sight and Good refuge for shrimp, Inert substrate is fine
Cobalt Blue ZebraSand (Sifters)

Shared Tank Conditions

Ditch Stonecrop and Cobalt Blue Zebra do not share a clean environmental window, so the pairing is already under pressure before behaviour is even considered.

Both do best with moderate flow, 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

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

Ditch Stonecrop has high cover density, moderate uproot resistance, and standard leaves. It can also help with breaking up sight lines and shrimp refuge.

Ditch Stonecrop is less tempting than softer, more palatable plants for known nibblers.

The limiting issue is their pH ranges do not line up well enough for one stable setup.

Layout Fit

Ditch Stonecrop is a stem plant usually used midground and background.

Cobalt Blue Zebra is an African cichlid, so the pairing works best when the planting style supports how that fish uses space and cover.

Ditch Stonecrop reaches about 30 cm tall by 8 cm wide and is usually rooted in substrate with inert substrate is fine. 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 and shrimp refuge. Place it where Cobalt Blue Zebra 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: Their pH ranges do not line up well enough for one stable setup.

Best Use Case

Ditch Stonecrop is usually the wrong plant for Cobalt Blue Zebra 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 Ditch Stonecrop and Cobalt Blue Zebra

Is Ditch Stonecrop a good plant for Cobalt Blue Zebra?

Ditch Stonecrop is not recommended for Cobalt Blue Zebra. The issue is practical, not cosmetic: their pH ranges do not line up well enough for one stable setup.

Can Cobalt Blue Zebra damage Ditch Stonecrop?

Their pH ranges do not line up well enough for one stable setup.

Do Ditch Stonecrop and Cobalt Blue Zebra share the same water conditions?

No. The biggest issue is that their water conditions do not line up cleanly enough for a long-term planted setup.

What does Ditch Stonecrop add to a tank with Cobalt Blue Zebra?

Ditch Stonecrop is less tempting than softer, more palatable plants for known nibblers.

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

Their pH ranges do not line up well enough for one stable setup.

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?
Contact the editorial team

Other Fish for Ditch Stonecrop

Other Plants for Cobalt Blue Zebra