DIFFICULTY Easy

A forgiving choice for newer planted tanks.

LIGHT Moderate

Around 8 hours is a useful starting point.

CO₂ Recommended

Can grow without it, but responds noticeably to supplementation.

GROWTH Medium

Medium trimming needs.

PLANT OVERVIEW

About Spiky Moss

A robust moss similar to Christmas Moss but with larger, spikier fronds.

Spiky Moss is a fast-growing, undemanding moss. It forms large, thick cushions and is great for covering large areas of hardscape quickly.
Shrimp friendly Nano suitable Low-tech suitable High-tech suitable Fry cover
CARE PROFILE

What this plant needs.

The useful numbers and practical notes, grouped around how you actually keep the plant.

TANK FIT

Placement + size

Primary placementMidground
Typical height1–4 in
Typical width5 in
Suggested minimum tank2 gal
Suggested tank height6 in+
LIGHT + CO₂

Energy demand

Ideal lightModerate
Photoperiod range6–10 hr
Approx. PAR20–80
Injected CO₂Recommended
CO₂ benefitModerate
NUTRITION

Where it feeds

Root feedingVery Low
Water-column feedingHigh
Overall fertilizer demandModerate
Iron demandLow
MicronutrientsLow
WATER

Useful parameter range

Temperature68–82°F
pH6–7.5
GH2–15 dGH
KH2–12 dKH
PLANTING

How to plant it.

Substrate: Attach to hardscape
Hardscape: Can be attached to rock or wood.

Tie or glue to hardscape.

GROWTH + PROPAGATION

What to expect after planting.

Propagation

Division

Acclimation

Very easy.

COMMON PROBLEMS

What usually goes wrong.

Can detach if the cushion gets too thick.